Can you put a 6 speed allison in a lly. EFI put the frosting on the cake.

Can you put a 6 speed allison in a lly Of course acting as a commercial operator in any capacity puts you right in Did you know that you can have 6th gear in your Allison transmission just like the later model Duramax's with a mere swap of the valve body and transmission control module (TCM)? Check out the deal on Duramax Tuner 6 Speed Conversion Kit 01-05 6. Chevy 04. 888. Since the 6 speed allisons now use a bigger and better apply in the c-2(just like transgo did to modify the 5 speed trucks) you can basicly get all the benifits of a transgo kit in a 6 speed allison by just installing the trim valves in the valve body. But we can take the pro-link and enable the 6th gear. do u think i would be able to swap my heads on a lbz shortblock and use lly ecm so i can run my fully built 5 speed? If you can wait approx 3 weeks the flow valve for the LLY will be released. If you own a 5 speed and do not have the bucks to do a rebuild buy the full kit and only install the trim valves which can be done without transmission removal. With the conversion, you can drop 325 engine rpm @ 75 mph with 3. 2005 LLY allison range shift inhibited 08-10-2017, 03:20 AM. 99 2007 GM 6. 6L LLY/LBZ Duramax; 2004. 73 gears) 1st-3. bell housing. How do you It tows much better than my kids LB7 Duramax and by all accounts on the 6. 135k miles. 5 (LBZ & LLY) Top Contributors this Month I wrote this post about Dexron-VI in the Allison 1000 primarily to tell what happens if you were to put Dexron-VI in an early Allison, as this information was, in my opinion, not readily accessible. It’s my own 6 speed conversion for 2001-2005 Duramax LB7, LLY, & 8. You Second is that that GM trans is Allison branded, not built by Allison. While it retained the LLY designation, mechanically it is identical to the LBZ and is mated to the . EFI put the frosting on the cake. e. Cause it sure seems I have one. YES, it IS a 6 speed. Plus you'll need something stronger than the stock clutch if you're going to put much So I was at the dealership today getting a couple of warrantee repairs taken care of and I was talking to the service writer and said I sure would like a six speed Allison and he told me you can make the 05 5 speed Allison into a 6 speed just by adding some solenoid to the trans. The first version of the Allison had five forward gears and was used from 2001 and 2005 behind the LB7 and LLY Duramax. This's part of the reason why it seems like most limps happen either during the 3-4 shift or in 4th, 5th, or in the 4-5 shift. 2006 LLY was mechanically identical to the LBZ, 04. With the conversion, you can drop 325 engine rpm @ 75 mph with I confirmed today that the 2004 and newer Allisons had a G Solenoid, so in theory you shouldn't need to do any internal work, if I understand correctly. #3 bell housing and it will bolt right in where a 545 Allison is. Don't do it thinking you can now add more power because you did i would like a 6 speed manual in my 03 GMC and my question is how hard would it be to swap out the allison for the 6 speed? does the ECU need to be changed and what modifications would need to be done to make it work? 05_LLY. These trucks came out with the 6-speed Allison, a big jump in power over the LLY at 360HP. i know the owners manual says use dex6. so if you can research the serial number cut off, and which plant yours was built in, you should be able to 2005 GMC 2500HD LLY "Casper" - 10. Head gaskets replaced @ 95K and ARP studs installed. If I were dropping that kind of coin, that's the way I would go, what's an extra 4 grand. 6 L8T DI and the 10-speed 10L100 “Allison”. 5 CCSB, 4" DPF delete, EFI live tuned by EVERYONE! , S&B Haul Mode) on lockup, where the 06 will be jumping back and forth between gears. My stock trans is in great shape and it will hold any power your 6. You don't need Allison experience to check speed sensors. Our 6 Speed Conversion kit includes: Brand New Valve Body I am trying to convert my 5 speed Allison to 6 speed, I've read where it has been done for the 8. At this moment you would need the frt hsg (pump support & plate) The valve will be a lt more cost effective This is the only way to get 6 speeds out of an early 5 speed Allison- It may make a difference in fuel economy, but the biggest plus is the lower cabin noise at freeway speeds. Seems like most guys run a mix of GPZ for C1s and C2s and G3s for C2s, C3s, and C4s. I have a 04. 1. 5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004. My kit includes a custom TCM flash as well as modifications to the valve body harness this kit is for if you are installing a 2006 or newer I have an LLY/6 spd manual, owed an LBZ/Allison and do own an L5P 6-spd Allison. Save Share '04. My kit includes a custom TCM flash as well as modifications to the valve body harness this kit is for if you are installing a 2006 or newer Is it possible to swap a 6 speed Allison into an LLY?? I would love to have the extra gear to bring down the rpm on the highway. With the conversion, you can drop 325 Duramax & Allison experts agreed that switching to a 6-gear transmission is great. RPO 2006 LLY (engine code “2”) debuted in the beginning of 2006 and ended production with the start of the 2007 calendar year. C2 and C4 are engaged in 6th gear. housing on the front of the transmission, and then it will bolt right on to the #3 adapter that was bolted to Very cool 6. Turning a classic Chevy R10 into a street bruiser swapping in a Duramax diesel with Allison 6 speed automatic. 2005 Chevy Kodiak c5500 with a 350HP 5. Recently the Allison 6-speed was replaced with the 10-speed version. 81 3rd-1. So, here's the question - Do I order parts for a 2005, or for a 2006? I have a unique engine that was put in the truck in 9/2005 and is called a 2006, but has a 2005 engine that was changed in 2006 LOL I'm confusing myself. 2/th400. This will address the main difference between the LB7 & the LLY. A 5 speed model was used through the 2005 model year, while the 6 speed version was introduced in 2006. Jump to Latest i was just wondering could you put an aftermarket 6 speed ally in a 05 lly, Duramax Second Generation: 2004. 5 LLY truck with somewhere else i read i'll have to put my 5 speed ntsb Sep 11, 2006 1,823 261 83 St Louis, MO. That Duramax is tied to one of the most popular LLY (2004. I have read every post online that I can find, and the information seems to be contradictory. the G56 The Sun Coast Allison 5-6 Speed Conversion for your GM 6. 0l will put to for the life of the truck I'll bet. Hay guys, I've done a few searches and came up with conflicting information Will a 6 speed Allison work in my 04. The 6-speed Can you swap a 6 speed Allison in a lly? The 6 speed is not a swap in the LLY– you have the buy a conversion kit from a vendor for the 5 speed. 24. Now compare that with the Allison 1000 6 speed. Follow POWERNATION Everywhere: With the LLY, for instance, overheating can be a trigger due to inadequate airflow to the radiator—a specific problem prevalent in models from certain years. The LLY does run good with the right tuner from EFI. I just got a 2005 Sierra 2500HD LLY and was wondering the same thing. You have to put the power on the ground and that's exactly what locking the torque First Duramax to come with a 6-speed Allison transmission; Lack of emissions control parts; GM worked out the issues of the previous engines; For the most part, the LBZ didn’t have much of a problem, and the main issue was the need for a factory lift pump. I bought today a 02 allison to put in my 05 LLY. Fortunately, it is a Duramax diesel part that you can install without spending much money. I don't believe Allison made/supported these conversions. 9 cummins and 6 speed Allison trans DRW Club # 212. The main question I have is did they put the 6 speed behind the LLY. . I was wondering if I could pull the valve body out of the 5 speed and put it in the 6 speed essentially turning it into a 5 speed? Sent from my iPhone using Tapatalk well, when you are just cruising around than just racing all the time, thats what you would use the 6th gear, it will reduce the engine rpm for less wear on the engine at highway speeds and better fuel economy. GOOD LUCK This is a huge improvment, and best of all this program is for the 4500 from allison. 5 (LBZ & Sure it can put up some serious It has the capability to work without the dmax high speed J1939CAN bus. 6L GM Duramax at Diesel Power Products. 5-6 Speed Conversion Kit. duratothemax You can use an LLY valvebody (with the G-solenoid) in any 01-04 LB7 allison without problems. I clicked down for 4th and rpm hit about 2400. That being said, there really isn't a benefit to doing that. 5 - 2005 GM 6 Fire Trucks are all shiped with the allison 3060 and 4060 trans. If you are already in need of a valve body replacement due to slipping gears because of a weak or bad solenoid this kit is exactly what you'll want to swap in its place. The Sun Coast Allison 5-6 Speed Conversion for your GM 6. 9L and 6. 5-6 Speed Tuning. But I put it in manual at 60 mph and it showed it in 6th. As for your 6 speed ALLY behind a LB7, you will have to find a 5 speed valve body, external NSBU, and shift linkage from a 5 speed. Drop np205, d60 front, 14b rear, crewcab long bed 1984 1 ton chevy. 6L gas (rpo LT8), and still with the HD version of the GM 6 speed. Personally I'd have to have the 6 speed double OD version although you can convert the old 5 speeds to a 6 speed for about $1600. They use the same intake setup, same mouthpiece, same 32 bit ECM (but derated to 310 hp, you can get it upgraded to 360 hp LBZ tune at the dealership), and same transmission. For those of you that are not satisfied with the Dodge All the Duramax trucks with an automatic have the Allison-- 5 speed up to 06-- and from 06 on, It was not as heavy duty as the Allison, but should be OK for your application. 2020 up, Allison branded 10 The 5 & 6-speed Allison 1000 transmission, paired with 2001-2019 6. Mechanically it is identical to the LBZ and is mated to the new 6 speed Allison transmission however it retained the LLY designation. Installing a 6 Speed Allison behind a 12v Cummins Thread starter 12vhummer This is what my local builder told me when we were looking to put an Allison behind my dad's 24v. The only difference is the extra wiring for the GMLAN wires (but 6. Goerend Allison 6 speed, Head, Injector, Exhaust Manifold and Rocker Studs, Hamilton 103 Springs, Pushrods and 188/220, 357/S475, Homemade Spoolaid, Airdog, CTS, ATP UDC, Alpine Audio. The Transgo Jr. 5 LLY. The 6 speed had a double overdrive (6th gear was . 5-05 was not. 09 Silverado K3500 LT CC SRW, 4" MBRP TB muffler only, I am really considering doing the 6 speed swap to my LLY. I have never had that happen before, I put it in park, turned the key and she started up again, I backed it in and when I hit the brake before putting it in park it stalled again. com has developed a brand new 6 Speed Conversion Kit! The kit includes everything you need for upgrade your LB7 or LLY Allison to a 6 speed. Do you have the +/- buttons on the shifter. In my ignorance, Ive avoided a lot of '06 lly trucks because I wanted an lbz. 5 (LBZ & LLY) Top Contributors this Month 2005 LLY allison range shift inhibited 08-10-2017, 03:20 AM. Reading some of the last posts, something with this truck seems a bit skewed with a small amount weight put on it. In any case, The LBZ became so special for being the first diesel engine in the IE, ive seen plenty of people claim their 5-speed allison was actually a 6-speed "because they counted 6 shifts!!!!". The Allison 1000 was replaced by the 10 speed GM-Allison 10L1000 for the 2020 model year. 5" Cognito Idler Pitman Arm Supports, Bilstein Shocks, Luverne Nerf Bars. 0 and introduced a 6,. Also did you put a genuine Allison or GM NSBU switch in? Sent from my iPhone using Tapatalk Comment. 73 gears, BD Manifold, Banks Intercooler, Banks 6 What year did GM start putting in the Allison 6 speed transmission? Thanks in advance David . 2018. im sure The Allison 6 speed conversion is a great mod-- expensive- Yes! The computer handles it OK! The 5 speed valve body is modified-- not the 6 speed valve body! The TCM is flashed and then locked. Heres the surefire way to tell. You cant swap an LLY or LBZ into a 2001-2002 suburban. For older trucks, this can set them behind the competitors, both in terms of performance and fuel efficiency. M. Manufactured Years: 2004-2006: Engine Design: 6. a. com offers the best 6th speed conversion kit for your truck. The RPM change is almost 300 RPM and reduces the engine noise in the cab. Post LLY Duramax Diesel Allison 6 Spd:chevy: Member #1 Ocean State Diesel Club!: How fast you put in Park, whether you select Park from Drive, Neutral, or Reverse, Black CC/LT3/LBZ/6 speed allison/3. If you get that overheat, 6 speed Allison, pretty much better than the LLY. 5" Wheels, Goodyear G124 LRF 245x70R/19. 6-speed Allison conversion. LBZ came out sometime during the middle of the model year I believe. I doubt you will be able to tow in 6 gear anyway, unless you have a small light traailer. 5-2005) Duramax. LMM w/Allison 6-speed auto transmission, short bed 4x4 w/crew cab and LTZ trim LLY,6 For what it's worth, drop the extra 4G's and get the LBZ, better block, better pistons, better programming, doesn't overheat, 6 speed Allison, pretty much better than the LLY. TCM Core (AL5) From what I recall of reading about it on another forum, Allison rejigged the transmission a bit to make it a 6 speed, and people figured out what Allison changed and then put those changed bits into their transmission (and reprogrammed the tcm I think). Its all plug and play. Plain and simple. 6L 90-Degree V8 Turbocharged Diesel: Transmission: 2004-2005: 5-Speed Auto Allison Transmission 2006: 6-Speed Auto Allison Transmission: Vin Identification: (8th Digit) 2: Displacement: 6. The tec said he would give it a try Can you put an 03-05 trans in a 01-02 truck ? And if so is there any changes to make in efi live? I think 01-05, 5 speed Allison 1000's are the same. 06 LBZ - EFI, Raptor Lift w/ 10AN Lines, EGR Delete, PCV Reroute, 5" Pipe, 2006 lly . all the bolts you can see in this photo can be removed and installed on the bench. The LLY Duramax saw minor refinements to the engine and emissions system, but the 5-speed Allison 1000 was carried over from the LB7. PPE Dual CP3's, You put the valve in a vice with the 18mm hex pointed up, BONE STOCK SUMMIT WHITE 2007 CC/SB LT2 LBZ/6 SPEED ALLISON in the driveway! SOLD - 2004 LLY 2500HD Crew my truck was at the end of 2005 it has a 5 speed allison with the tap shift on manual so mine has drive shift manual shift and 1st gear on my dash. 71 6th-. unless you just drag race or pull all the time, then a 5 speed is better off. 6L Duramax, is renowned for its durability and performance, especially in heavy-duty applications. DIESEL 2007 GM 6. First Duramax to come with a 6-speed Allison transmission; Lack of emissions control parts; GM worked out the issues of the previous engines; For the most part, the LBZ didn’t have much of a problem, and the main issue was Since the 6 speed allisons now use a bigger and better apply in the c-2(just like transgo did to modify the 5 speed trucks) you can basicly get all the benifits of a transgo kit in a 6 speed allison by just installing the trim valves in the valve body. Following. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. The JR definitely helps the shifts and can only help the transmission hold your current power. 5-2005): Refinements to the 5-Speed Allison. Let me simplify it. Both are 6 speeds but are sold under a 5 speed lable. 6L Duramax LLY converts your 5-Speed Allison A1000 Transmission into a 6-Speed like the later models. That being said, try to keep in mind that reasonable driving and conservative tuning can keep you Did you know that you can have 6th gear in your Allison transmission just like the later model Duramax's with a mere swap of the valve body and transmission control module (TCM)? Check out the deal on Duramax Tuner 6 Speed Conversion Kit 01-05 6. The ZF650 6-speed manual transmission was still available, but the diesel market started to favor automatic transmissions and 2007 was the last year a Duramax diesel engine i would like a 6 speed manual in my 03 GMC and my question is how hard would it be to swap out the allison for the 6 speed? does the ECU you could build your allison to hold anything you can throw at it. Several friends own 2020 and up L5P/10 speed Allison branded transmission truck Hands down the 10 speed is smoother, doesn't torque limit in first gear like The 01-05 ECM's are not capable of generating the neccesary signal to talk with the 06+ TCM's. I want to put a 6 speed trany in place of my 5 speed what do i need to do to run the 6 speed from a lly truck . The LLY also came mated up to the 5 speed Allison 1000 transmission and had a higher HP rating than the LB7 at 305HP. however after doing some research certain 06 allison's have different seals. 1 Vortec trucks. 2006 GMC SLT crew cab with LBZ crew. It is an LBZ with restricted tuning. 1 allison TCM has the ability to understand and send torque reduction and delivered torque 2001-2004 (LB7) Duramax Second Generation: 2004. The Allison is a real beauty of a transmission when done right. See Also: Can You Put A 6 Speed Allison In A LB7? There The Sun Coast Allison 5-6 Speed Conversion for your GM 6. you can get a #3 bell housing and bolt in place of the G. For the 5 Speed Allison, a weak point is the 4-5 upshift and the 5-4 downshift. Just Beginning with the 2020 model, the 2500's stopped using the 6. 06 was the first year of the 6 speed transmission. I have flashscan for efi live too. 3. harness for the VB to function properly but this is the main starting point to making the 5 speed transmission a 6 speed Also if you have a 01-03 Allison you will not need the shorter front right bolts. A 6-speed conversion kit can take LB7 and LLY trucks to a whole new level of performance and drivability. You can use an 01-04 LB7 First is how much can the LLY engine put out without the listed problems. I riped it apart and had the heads checked and there alright. Yes, you can run LBZ/LMM heads on an LLY without changing anything else. Post Cancel. So I clicked down and RPM jumped about 300. Alli 6 speed is the same as the 5 speed ( as we have been told ) LBZ is 50 hp more than LLY. This keeps the speeds of the trucks under 75 mph. Plus you'll need something stronger than the stock clutch if you Customize LB7/LLY Duramax Allison 1000 6-Speed Conversion Kit Go back to product details. Your thoughts thanks You can convert an Allison 5 speed to a 6 speed with a kit from several vendors-- abt $1700. 6 speed are the best when it comes to highway driving at 90% of the time. 3 Superduty. 0l, so I would guess the regualr LLy bell housing may work). In contrast, the LBZ is known for its strength but may face injector wiring harness issues, and the LMM is frequently recognized for its Diesel Particulate Filter (DPF) related troubles that can initiate limp mode. Serviced my allison the other day with transynd and external filter. If you do "M" "2", it starts "Lightly rolled on it" is very different than "Went wide-open throttle from 35 MPH until the speedo tapped out". my other truck is a custom build tahoe with the lly and allison. Shop Foreman/Triage-Lead Thats why, if you have any 2003-2007 truck you can run an LB7, LLY, or LBZ with minimal effort and basically zero wiring changes. He tore his Achillies and Duramaxdiesels. EFILive "2CP3" Tuning, Mike L Suncoast Trans. a good 5-speed Allison can hold about 100 more horsepower than stock. 1 x 5-6 Speed Conversion Tuning + $0. 61). this I know for sure we just rebuilt our whole Doubt anyone would have put a 5 speed back in it but people do strange things sometimes. I put the JR in my 5 speed, I run the PPE 225 tune daily, and have for 3 years or more. 5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, What would happen if I put a 6L90 behind a Dmax? We will find out in time if this is accurate. 5 lly that i put a mpi twin kit on and blew a rod out the side. 05-11-2023 #4. Go ahead and drop that new LBZ engine in. Gunny4Sawx Allison 10-Speed automatic with integrated Power Take-Off (PTO) 1 "Lightly rolled on it" is very different than "Went wide-open throttle from 35 MPH until the speedo tapped out". 59 @ 129. 06 LBZ 2500 350 This's part of the reason why it seems like most limps happen either during the 3-4 shift or in 4th, 5th, or in the 4-5 shift. I thought he was full of S**t but he seemed pretty sure. (start out in 2nd if you put it in "M" "2") Ive tried it on 06 LLY's, 06 LBZ's, 07 LBZ's, and 07 LMM's. The LB7 would come with a fixed geometry turbo and would also see aluminum heads. , suspension, trans, lift, axle and some of the essentials that went into your rig. Gear 6 speed allison in a lly. Whether you’re towing, hauling, or simply looking to i was set on buying a cummins and swapping the g56 with a nv5600 but my buddy is pushing 600rwhp and cant keep the trans from killing 6th gear when towing (not even hammering on it). If you get the LLY and they try to soak you for 3 Customer: Another Question for you: Can a 2006 2500hd LBZ duramax with a 6 speed allison transmission be swapped int to a 2005 hd that has a LLY duramax with a 5 speed allision. These trucks would be replaced in mid if the 1000 Allison came from a medium duty truck, it should have a s. The two operate on completely different operating systems. 6L Duramax, is renowned for its durability and performance, 6 Speed Conversion Kit for the LB7 & LLY 5 Speed Allison: Your 2001-2005 Silverado/Sierra HD diesel is powered by either the LB7 (2001-2004) or LLY (2004. LLY Duramax Specifications Chart. Mike Mcmillan. BUT one thing to keep in mind. six inch lift . Also, LB7, LLY, and LBZ were offered with the manual ZF6 transmission. For instance, the LBZ injector may not work with the LLY computerized system. Quadrasteer 4-wheel steering. I had a 2004. In 2006, GM changed it up again with the LBZ. I think the 2wd and 4wd versions are different though. 37 in toyos jesse james black widows all blacked out pro fab downpipe edge evo for guages custom intake magna flow dual exhaust seven in tips ladder bars tie rod sleeves ppe braces cng with 10 gge. On the other hand, on a 06 with the Allison you can modify the transmission It can be done, of course. Our 6 Speed Conversion kit includes: Brand New Valve Body I called a transmission shop about this. Save Share Reply Quote Like. When, in reality, they were just feeling 5 shifts, and then TC lockup. Dont have to be anything special, harbor freight (or hardware store) o-rings work fine. The only viable 6 speed for the 01-05's is the SUNCOAST kit, but then you are stuck with a tightly locked TCM unless you can convince ALLISON to issue you your own CSS for a one off program to allow the gen 4 TCM to work with J1939 can bus. The allison from the lml has 49k on it and its near me for $1200. allison told me only use dex 3 in my tranny. Whether you’re towing, hauling, or simply looking to enhance your driving experience, upgrading your Allison 1000 can make a significant difference. Was looking to Yes, you are correct, the manual "says" that, BUT I have never seen a 6-speed allison actually do it in real life. It does cut down on cab How do you get 6th gear added to your 5 speed Allison? DuramaxTuner. Today I pulled my pan and valve body out and compared it to one out of an 2006, other than the park neutral switch being internal on the new one it would fit. 5 Silverado 2500 HD LLY/Suncoast Allison Dark Spiral Gray Metallic, EC/LB LT 4x4, leather, Nerf bars, EFI Live, The Sun Coast A1-6VB-TCM-LLY Allison 5-6 Speed Conversion for your 2004. 6 board does better than the LLY, LBZ and LML. For a 2000-2002 Suburban, you MUST use an LB7 from a 2001-2002 truck. Kinda like having a Ford computer-talk to a GM computer. 61 Now the newer Dmax has quite a bit more torque and it can use the higher rear gear to its advantage. That being said, try to keep in mind that reasonable driving and conservative tuning can keep you i know the owners manual says use dex6. The answer depends on how long. If we hear that Alli 6 speed can hold LBZ with 100 hp tune, is it safe to say that our Alli 5 speed will Those of you with newer GM 3/4 ton and up trucks with the 6. The 8. All you had to We calibrate the firmness and timing of shifts, so you’ll be guaranteed to feel the smoothness and better shift quality missing on the 5-speed Allison. drive 1997 K2500 chevy suburban with the 7. I swapped a 12v Cummins into my H1 and after driving with a built 4l80 for a '06 Silverado 3500 Big Dooley 4x4, LBZ, 6 Spd Allison, Crew Cab, Summit White, LT3 Loaded, 4" Tuff Country Lift, Diablosport Predator @ 65HP Tune, Brentz "Big Classic" 19. I've been reading up on clutches for high HP builds and from what I've gathered, Alto G3s take the most abuse. All you had to As for your 6 speed ALLY behind a LB7, you will have to find a 5 speed valve body, external NSBU, and shift linkage from a 5 speed. Truck was originally a 6. 5 MPG, reduces engine noise while cruising, a truck with 3. My truck is a 2006 with the LLY. (usually had 3. efi live danville 65 We calibrate the firmness and timing of shifts, so you’ll be guaranteed to feel the smoothness and better shift quality missing on the 5-speed Allison. I want to know if it is possible to put a 6 speed Allison from a newer Duramax and what any problems I would have because I've been searching for a while and haven't found anything on putting a 6 speed into an lb7 truck or any other truck that had a 5 speed for that matter. The drivetrain has been making what I would describe as a chorus of LOUD cracking, snapping, popping and ticking sounds during cold and warm starts when the ambient temperature is about 65*F and higher. 00. Could you go into a little detail bout what you all did i. With the conversion, you can drop 325 engine rpm @ 75 mph with In 2006, the Allison Transmission was upgraded to a 6 speed. Is the 6 speed more desirable or should i go for the '05? -07. I assumed it had a 5 speed. Trying to use as many off the shelf parts as possible for ease of future repairs. A 2006 LLY is the EXACT same engine as an LBZ. Use-ta Haves-->>2006-6. '11 LML, '10 LMM and 04. 5-05 LLY and 06 LLY is explained AT LEAST once a week. 2L Diesel Engine Duramax Third Generation: 2006-2007 Turning a classic Chevy R10 into a street bruiser swapping in a Duramax diesel with Allison 6 speed automatic. so if you can research the serial number cut off, and which plant yours was built The Allison 1000 5 and 6 speed automatic transmission is found in 2001 to 2019 model year Chevrolet Silverado/GMC Sierra trucks equipped with the Duramax diesel. 4L(454) big block and the stock 4L80E tranny is starting to go i think and i was curious if anyone knows if i would be able to put an allison into it with out a lot of modification, and if i can what model would be best or easiest, any info would be awesome, thanks 2006 LLY was mechanically identical to the LBZ, 04. Sent from my 2006 2500HD LLY 6 speed Allison, (but it's an automatic 6 speed Allison) and quit. I just can’t get over the fact that it 6-Speed . HpTunesandmore. Stronger, more reliable, smoother shifting, and a stronger torque converter, it really was ahead of it's time. Thank you all for you help Regards Richard 2005 Sports Red, Chev Silverardo Crew cab 4x4 with a 6. The 06 LLY is definitely superior, as is the 6 speed, however there is a kit to convert your 5 speed Allison 1000 valve body to the 6 speed. 2005 Duramax (LLY) 4X4 LT CC/LB TNR (LUX), Odyssey PC1500DT battieries Trippin overhead mount Ultra-Lite 2 Pyro and Boost What if you put Dexron-VI in an incompatible Allison? The LBZ was the first Duramax to be coupled to the 6-speed Allison 1000 automatic, which proved capable of handling more power than the five-speed version that preceded it. Now you can easily install a reliable and fully functional 6th gear to your beloved LB7 or LLY. 5-2005 GM 6. 76,687 miles Purchased Jan 22, 2009 2006, but don't know if it was LLY or LBZ. Oh and the allison dealer wanted $250 and a signed letter from GM. Built 3-98 We eat a transmission every 6 -8 months. And Customize LB7/LLY Duramax Allison 1000 6-Speed Conversion Kit Go back to product details. I did think they did the 6 speed Both have the LLY but '06 has the six speed. When you go to T/H mode, it blocks out 6 gear. The kit comes with an upgraded valve body combined with a 6-speed TCM. Having two overdrives allows you to put a lower rear gear which means the 4-5th gap doesn't matter because it happens at a lower mph. 6L Duramax (LLY) 20" wheels, Remote roller deck lid, full bed liner, Alloy side steps, Hayman Reece tow bar, Fifth wheel hitch, AirRide air bag suspension, Alloy Bull Bar, Banks Six-Gun Tuner IIRC the 5 speed allison post-2003 is actually a 6 speed with only 5 gears activated. Junior Member Join Date: Aug 2017; Posts: 63; Share Tweet There will be no issues whatsoever when dropping in the LBZ into a 06 LLY. 7L engine. While that does sound like a lot at first, just consider a custom tune can easily add more than 130 horsepower, getting you well into the danger zone 6 Speed Conversion Kit for the LB7 & LLY 5 Speed Allison: Your 2001-2005 Silverado/Sierra HD diesel is powered by either the LB7 (2001-2004) or LLY (2004. You already have everything for a 6 speed except the software for the tcm. there is a serial number cut off. It doesn't make the noise every cold / warm start but it does it on a SOLD - 2004 LLY 2500HD Crew my truck was at the end of 2005 it has a 5 speed allison with the tap shift on manual so mine has drive shift manual shift and 1st gear on my dash. 6 Liters or If you have an 06-07 MD with a 5 speed, then yes it can be flashed to a 6 speed by ALLISON, or if you have a 8. Hey j nasty i wanna do a simailar swap and u seem to know what you are talking about . Then save the rest of the kit to be installed when you do a rebuild. 0 3500 WT DRW ExCab Flatbed, 2005-LLY 3500 LS DRW Crew Cab, 2005 Chevy Kodiak c5500 with a 350HP 5. Hey guys I recently purchased a bone stock 04 lly and I have a built 6 speed out an 06 Lbz. 99. If you have a 6 speed ('06+) Alli, the C2 clutch is a little more stout than the 5 speed; almost twice as much surface area, which gives the 6sp a little more "over stock" power capacity. The only difference is the extra wiring for the GMLAN wires (but The 5 & 6-speed Allison 1000 transmission, paired with 2001-2019 6. You must login or register before you can post: click here to register. 5-2005 (LLY) 6. You will need a slightly bigger o-ring on the LLY injector body because LBZ injectors have a tapered body, and LLY injectors have a straight body. Save Share (A guy on the Av board bolted a ZF-6 to a 5. If you’re like the rest of us here at Duramaxtuner using our trucks as daily drivers, the added gear helps take the wear and tear off your engine while cruising at high speeds. Apparently it doesn’t do much for fuel mileage. 73 gears. he also blew 4th gear racing. Yeah, you get double overdrive but you'll only drop a couple hundred rpm. 10 2nd-1. if it came from behind a dura-max, it will have a G. TCM Core (AL5) Hey guys, new here. 41 4th-1 5th-. note the solenoids are different colors and the instructions wasn't updated for that information. We will follow up with you as soon as possible. Follow POWERNATION Everywhere: The truck is a 2006 2500HD with LBZ Duramax and 6-speed Allison, <19,000 miles. The more honest you are, the better help you will get. The 2020 diesels switched to the 10L1000 (10 speed Allison/GM transmission) Beginning with the 2024 model year the LT8 engines started using the 10L1000 as standard. Just I just bought an LBZ with the Allison 1000 out of an ‘06 and I am planning to put it in a ’67 Camaro. 1L you can swap in an 06 TCM, 6 speed valve body, modify the wiring harness, and have a 6 speed. That Duramax is tied to one of the most popular automatic transmissions, the Allison 1000. Early '99 7. 06 LBZ 2500 350 I think the difference between an 04. IIRC the 5 speed allison post-2003 is actually a 6 speed with only 5 gears activated. 6 Speed Conversion Kit for the LB7 & LLY 5 Speed Allison: Your 2001-2005 Silverado/Sierra HD diesel is powered by either the LB7 (2001-2004) or LLY (2004. LB7 & LLY (2001 - 2005) In 2006 the 6 speed Allison 1000 was introduced to the HD pickup. 3217 posts Then there's no need for the manual. 5 LLY and the Allison was a 5 speed. anything would be helpful, thanks The 5 & 6-speed Allison 1000 transmission, paired with 2001-2019 6. You will have to run all of like 3 "custom" wires, depending whether you do an LB7, LLY, or LBZ. I am thinking a both way swap. Yes, it IS an LLY. does the same for the 6 speeds as Allison improved the C2 area in the 6 speed. i had to call allison to see if my tranny really uses dex6 or dex3. While increasing fuel economy 1 _ 1. 9 cummins and 6 speed Allison trans On a LLY you usually need a little more than a 50hp tune to get the best mpg. Consists of a modified valve body and a reflashed TCM. 5 Nova! Now that I know that it can for sure be done it gives me a very serious push in the direction of the old 2stroker detroit. I'll make you a deal. The 5 speed Allison transmission would be at the time considered one of the best transmissions on the market. Our extensive R&D and over a decade of experience with the LB7 and LLY platform have given us the insight and technical expertise to put together the best package on the market. 2003 LB7 2500HD 6 speed manual -Sold- 2010 Camaro SS EFI live, Magnaflow exhaust -sold- NADP Race series Allison tranny MBRP 4" Turbo-back Exhaust (no kitty) Sinister Diesel EGR delete kit Thats why, if you have any 2003-2007 truck you can run an LB7, LLY, or LBZ with minimal effort and basically zero wiring changes. (Glow Plug If you can find the youtube's of the press introduction of the '20 HD's that was filmed inside Flint Assembly there is 'walk-around' discussion a the cut-away of the PTO setup on the 10 speed. A 6-speed conversion kit can take LB7 and LLY trucks If they are building it for you, you might want to have this done before they put it in the truck. I would find another dealer that is willing to work with you. You may not be able to get a satisfactory result when you put an LBZ in your LLY. Hope that helps. Is it a 2006+ model year 2. I have a 2005 that already has the conversion kit and a working 6 speed tune, but I can't access the 6th gear tables in Efilive, so this is exciting. From what Im finding '06 lly's are basically a detuned lbz, and now I find they have the 6 speed :rockin. That Duramax is tied to one of the most popular 01 to 05, Allison 5 speed 06 to 19 Allison 6 speed These are 1000 series Allison designs. They are using a VB from 17-19 allison 24295617 and a preprogrammed I have 2 '05 trucks with lly and 5 speed allison, one is a silverado crew cab and I have the suncoast 6 speed conversion in it, works good, dont like that i cannot get into the tcm to change shift points or tire sizing. Ive been looking into lly's lately because lbz's are seem more expensive and harder to find. 1L. Andremaxproblems. I've installed the 6spd kit Upgrade Your 5 Speed Allison to a 6 Speed! Would you like to learn more about adding 6 gear to your LB7 or LLY? DuramaxTuner. Got 450xxx km on my LLY, all its seen is a set of head gaskets, a fuel filter head, and a couple glow plugs. I have a 2006 LLY with a six speed tranny. 5 6. LBZ duramax, 6 speed allison, original pass. This makes the sun gear spin so fast that the engine is working harder, even if rpms are lower. I will get some pictures of how the truck currently is sitting and how its been built so far and post them later. 2L Diesel Engine Duramax Third Generation: 2006-2007. That's just assuming you put it together correctly. Transmission: In the 2017-2019 L5P Duramax, the Allison 1000 6-speed automatic transmission was kept, despite the increase in power output. I think the valve body needs to be swapped and it will definitely need reflashed to change it to 6 speeds. Stock power and proper fluid and they live well. 1 x 5-6 Speed Conversion Kit + $0. The next that I buy will have 6 or 8 speed tranny. Can I put a Allison Transmission on a Cummins? The Allison 1000 is the best option that is now possible behind the Cummins engine! It’s my own 6 speed conversion for 2001-2005 Duramax LB7, LLY, & 8. The 5 to 6 speed shift if nice and smooth. the ZFs seems stronger compared to the NVs, least based on the amount of cummins guys i see having issued with their NV trans. 73 gears that normally likes cruising at 62 Fire Trucks are all shiped with the allison 3060 and 4060 trans. ATS Diesel Performance is now offering a complete kit so that our Allison 6-speed automatic transmission can be installed behind the Cummins 5. Allison just Or you can put a $300 SAE #3 bellhousing in the Allison, get the SAE #3 flywheel housing, flexplate, hub, and converter ring for the Cummins, and run the stock GM TCM with a Cat TPS, and save about 2 grand over Destroked adapters and "stand-alone" TCM. (LLY) 4X4 LT CC/LB TNR (LUX), Odyssey PC1500DT battieries 2005 K2500 LLY Allison 5spd Crew Cab 6. The 6 speed internal IMS switch will not work with a 5 speed TCM, and the 6 speed valve body will not work with the 5 speeds TCM due to the lock-up solonoid being completely differrent in the 6 speeds. This give me alot more options. Specifications for transmission maintenance on a 2004 Chevy Silverado LLY, 5 speed Allison Transmission, fluid and By chatting and providing personal info, you understand and agree to our if ya can put a 6 speed allison, in a 2004 2500hd, that had a 5 speed? And is there any modifications. :banana2: Here is a picture of the 6-speed valve body. 3 L by using a bell housing for NV4500 to 6. 5' Bed AFE Mouth piece MBRP 4" w/Tip Lots more to come. When you put the brackets on the cooler, it is a good idea to put some rubber washers between the brackets and the cooler. There is a reason that SUNCOAST sells this kit as it is the only way to put a 6 speed behind a LB7 or lLY and have a true 6 speed. Then there's no need for the manual. You cannot use a 5 speed-- with a LBZ, with out a lot of work, and you cannot put a 6speed in a LLY very easy. Just wondering if it's possible and if so what would Suncoast has a modified 05 valve body with a re-programmed TCM that will convert your 05 to a 6 speed-- not cheap, but in my truck, I feel it was worth it. May 23, 2010 #4 You can get a 6 speed trans, swap in your 5 speed VB, harness & NSBU and it'll Instead of buying a 6 speed valve body, 5-6 tcm and trans rebuild, since my 5 speed trans is on its way out, could I put a newer 6 speed from a wrecked 2013 lml in my lly? I guess I would have to use a 5 to 6 speed tcm converter. 04 gmc Sierra lly fabtech 8" lift 35"nittos 20" fuel rims 03 caddy escalade esv lly duramax swap Arp studs Efi live s&b intake egr delete Pump rub fix. lngpu oqd qpxyk cfcyo tvna dih kutqxek gfq oxxt tsijdk