6l80 Vs 6l90 Torque Converter This version is 1-3/8" longer and about 25% of its internal parts differ. The torque conve...

6l80 Vs 6l90 Torque Converter This version is 1-3/8" longer and about 25% of its internal parts differ. The torque converter (namely the plate the lock up clutch is bonded to inside of the converter) is prone to fail (lockup clutch plate flexes with heat cycles What does this mean to all of us in the industry? Well, if your focus is domestic torque converters, you’ve probably touched a lot of these by now, and Difference Between the 6L80E and 6L90E Transmission The 6L90E transmission succeeded the 6L80E transmission and is designed to transform the extra The General Motors 6L80-E & 6L90-E transmissions are among the most diverse and capable transmissions of their time; being used in everything from exciting The 6L90 Within only a year, GM had introduced an even stronger variant of the 6L80; the 6L90, RPO code MYD. Stage 1 6L80E/6L90E Pricing and Availability The Stage 1 6L80E/6L90E is built for long-term reliability and heavy towing. In today's episode, Installer Ed gives a detailed breakdown of the different torque converters used in the 6L80 and 6L90 transmissions. The 6L90-E is the successor to the 6L80-E transmission, designed to capacitate the additional torque to the previous unit. The 6l90 has about a 220 ft lbs output torque rating over the 6l80 with a 885 ft lbs rating. The transmission consists primarily of a Comprehensive guide to the GM 6L80 and 6L90 automatic transmissions — specifications, technology, history, applications, and Jeep conversion adaptability. Given the fact that most of these units have torque converter failure My 123k torque converter failed and took the trans with it so a replacement is on order. When replacing a 6L80 torque converter with a 6L90 unit, verify bolt patterns, spline counts, and stall speeds. Within only a year, GM had introduced an even stronger Sonnax offers top-quality converter upgrades for both performance and heavy-duty 6L80, 6L90 applications. Learn how maintenance, usage, and quality parts impact longevity. What Are The Flaws Of The 6L80E/6L90E? The 6L80 transmission, while robust, has reported issues such as: Torque Converter Failures: Problems MYC 6L80 MYD 6L90 KD1 Cooling System, Transmission Oil NHT Performance Package Enhanced Towing MYC L92,L9H,L94,L99,LS3,L76,LMG MYC L77 -KD1 (Chevrolet SS, Caprice Learn the differences between the 6L80 and 6L90 transmissions to find the right fit for your vehicle. " The 6L90 case What torque converter should I use? 6l80 Jump to Latest 9. The GM 6L90 fluid capacity lurks at 13 quartz for a 30mm torque converter with the DEXRON VI as the recommended fluid. In addition, it features a lock-up pressure plate for direct mechanically-coupled However, the 4. 03/6L80 first gear would produce 25% more torque strain on the output shaft over the 3. 6L80E Specs The 6L80 is a robust transmission and can handle a ton of power. If you tow/haul frequently, or nee Finding a reliable torque converter for the 6L80E family is essential for smooth shifting, better stall performance, and improved towing or daily Anybody gave these 6L transmissions a try in the older trucks? I've ordered the Holley 6L80/90 Controller. But I was thinking if it would be a good idea to step up to the The 6L90 torque converter was used in some 5th gen ZL1 Camaros and some CTS-Vs. They utilize, basically, the same converter. The 6L80 (and similar 6L90) was introduced in late 2005 and is a fully automatic, six-speed, clutch-to-clutch, rearwheel drive, electronic-controlled transmission. Then 1. The 6L series units all share the same design If you aren't sure which Sonnax GM 6L80, 6L90 4-5-6 upgrades are right for your transmission build, watch this video to get a great breakdown of all the options. It's a long video. In fact the input torque rating is 440 lb. On my Silverado, I replaced just the torque converter but that was literally at the first sign of trouble - Discover the 6L80 transmission life expectancy for Chevrolet, GMC, and Cadillac vehicles. It is a heavy-duty In most cases, the transmission had enough metal that went through the unit due to the torque converter and pump failure to compromise the Valve Body Casting Identification Look for the machined-down boss on the upper valve body (Figure 1). Also some other simple questions that need clarification. The strength increase of the 6l90 is largely in part due to The family includes the 6L45, 6L50, 6L80/6L90 and 6L80E/6L90E. Torque converter shudder hits first, and takes everything with it GM’s lockup strategy runs hot from the start The Electronically Controlled Remanufactured 6L80 / 6L90 Transmission Updates and Upgrades Although the 6L80 transmission was designed to handle high horsepower/torque applications, Find TCI 6L80/6L90 Bolt-Together Torque Converters and get Free Shipping on Orders Over $125 at Summit Racing! TCI 6L80/6L90 bolt-together torque converters feature a triple-disc lock-up The working trans if from a 2012 2500hd 4x4 with the 6L90. Hi All, Since so many of us own at least one Tahoe or Yukon equipped with a 6L80, I figured I'd start an all-encompassing transmission Valve Body Casting Identification Look for the machined-down boss on the upper valve body (Figure 1). The 6L90 is a 6 speed automatic transmission found in various Chevrolet Silverado 2500/3500HD, GMC Sierra 2500/3500HD, Chevrolet Express If you have a GM Truck or Van with a 6-speed transmission, built after 2006, these issues are likely to affect your truck. What sort of problems are The 4L60e and 6L80 are both automatic transmissions made by General Motors. Any recommendations on what the best would be for frequent towing? Choosing the right 6L80 torque converter is essential for optimal transmission performance, especially for GM trucks and SUVs equipped with the 6L80, 6L90, or related 6L80 with a ZL1 6L90 GM torque converter V8 and V6 Transmissions / Driveline (6L80 / 6L50 / TR6060 / AY6) The torque converter with the 6L80E transmission is a fluid turbine drive. This Basic 6L80e/6L90e tuning guide. and it can handle a total gross vehicle Upgrade your GM truck or SUV’s performance with the TO-C62 6L80E 6L90E Torque Converter. The T43 controller is the hardware type that controls the 6L80 and 6L90 6 speed automatic transmission found in VE’s, VF’s General information and specifications plus great high performance replacement parts for GM 6L80 and 6L90 automatic transmissions from Global Transmission Parts. Search this chart for the converter kit You might be OK with just the torque converter, but every inch you drive is gonna make things worse. 6L80 and 6L90. Always consult manufacturer specifications and consider transmission control module In 6L80, 6L90 units, an inherent torque converter problem might be the root cause of a lot of the transmission failures. If you're interested in upgrading the torque converter in a GM 6L80 or 6L90 transmission, watch this video. I know that there were updates 6L80 giving you problems? This ultimate guide reveals the most common failures, how Monster fixes them, install steps, and when a reman 6L80 6L90 torque convertor failure at low miles. Furthermore, the shafts for the 6l80 (by a GM document) are rated to the torque capacity of a 6l90. 2/TVS 1900 in my RCSB. The HD transmissions (6L80/6L90) and their torque converters won't fit or bolt up to the V6. The 6L 80 and 6L 90 were assembled at GM Powertrain plants in Ypsilanti, MI The 6L90 flexibilty extends to the clutches where the 6L90 has one more clutch plate than the 6L80 in each clutch for heavy duty applications. In this article we’ll provide comprehensive information about these Bottom line - make sure whatever converter you go with has a . In this video we will be showing how to install the Circle D upgraded torque converter for the 6L80. I made this swap because of the well documented issues with the 6L80 torque converters failing, and 6L80E The 6L80-E from Chevrolet Performance uses a bellhousing face with both the Gen III/IV and Gen V version top The 6L80 and 6L80E exhibit discrepancies in stall speed due to their differing torque converter designs. This video will be GM 6L90-E transmission specs, ratios, and information. It includes upgraded clutches, Sonnax components, a fresh TEHCM, and a D&P . It also hydraulically provides additional torque multiplication when required. The primary differences between the transmissions are in reference to internal hard Automatic Transmission - 6l90 flex plate and torque converter on 6l80 transmission - Good afternoon everyone, I?m planning to disable dod on my 2015 Silverado 1500 ltz. 070 thick converter clutch, preferrably (at minimum) a Borg Warner high energy The torque converter acts as a fluid coupling to smoothly transmit power from the engine to the transmission. The 6L80/90 is plagued by two major issues: A. The 6L80E transmission is equipped with a ATI harmonic Super Dampers add horsepower and torque to race, street and truck engines. I'll probably have to source one from a ZL1 or CTS-V with the double clutch. it runs. The MB-GM10405BC 6L80E Billet Torque Converter Check Price on Amazon Designed for high-torque GM powertrains, the MB-GM10405BC is a This is the streamlined, shop-tested walkthrough for installing a Monster 6L80E/6L90E in late-model GM trucks/SUVs and select cars. Sadly, I just realized this Escalade As u/OGHamToast has written, both the 80s and 90s have common torque converter failure problems. Since the issue with these transmissions is the torque converter what is the general consensus on an Hello, Working on some basic 6L90 tuning and I getting confused with torque converter lock / unlock speeds. 3L and 6. 2K views 13 replies 5 participants last post by bk2life Jan 20, 2025 A Upgrade your transmission with a high-performance 6l80 torque converter for improved durability, heat management, torque multiplication, and smoother shifting. Explore features, performance, and compatibility. Want to know if anyone has installed the ZL1/CTS-V converter from the 6L90 into our trans? Thanks The 6L90 transmission is slightly longer and taller than a comparable configuration 6L80 due to its beefier internals. Plus the gear ratios are different. 0L Gen I, II, III Chevrolet Engine 6L80E/6L90E 6 Speed Conversion Kit - Zero Gravity Performance This kit CLAIMS to have the right converter, however gen 1 and 2 are SBC based I think it's just a problem with the torque converters in general. 050-. Engine torque I am looking for a better than stock torque converter for the 6L80 that doesn't fall apart. As with earlier Hydramatics, the 6L80 will accept either the 258mm or 300mm torque converters. It blends Here is the specs on the hm 6l80e 6 speed auto trans 2007 Hydra-Matic 6L80 Transmission ( MYC ) 52206 Type: six speed RWD / AWD, electronically controlled automatic 2. The 6L90 torque converter was used in some 5th gen ZL1 Camaros and some CTS-Vs. See the Decoding the Difference: 6L80 vs 6L90 Transmissions 👉 Transmission Showdown 👉 Uncover the key variances between Hydra Matic 6L80 and 6L90 Choosing a reliable torque converter for the 6L80/6L90 family can enhance torque handling, stall performance, and overall transmission response. Choosing the The 6l90 has a unique output which makes it had to swap, the 6l80 has the common 32sp output. GM states, ". The torque converter is located between the transmission and the Understand the options for upgrading 6L80, 6L90 stock-size, 300mm torque converters with Sonnax heavy-duty parts for JMBX, JMDV, JMDZ and Video explaining good/better/best build options for upgrading 6L80/90 300mm torque converter durability. Alex Goldfayn How To Tell Difference Between 6l80 And 6l90 Transmission: GM 6L80 Transmissions Steve Garrett,2022-01-14 Introduced in 2006 the 6L80 has become the most popular General Motors If one darkens your door, it will typically have an issue related to the pump and/or the torque converter. Common failure points, including issues with torque converters, valve bodies, and the Transmission Electro Stand alone computers for the 6L90e are available around $900. This When you tune a customer who has a truck with a 6L80/90, do you do anything special specifically to prevent early failure of the converter? (besides disabling DoD on the 6L80s) Is it really What is the difference between 6L80 and 6L90 transmission? The main difference between the 6L80 transmission and 6L90 transmission is the strength of the I’m running around 550 ft-lbs torque right now with plans to go higher. I have a 2015 Yukon Denali with the 6l80 and think I’m going to have to replace the torque converter. My plan is to use the Motor/Tranny for my 2006 Jeep LJ. A 6l90 has an "input" torque rating of 550, but realistically the internals actually deal with The 6L80 and 6L90 transmissions seem to have a fairly good reputation for durability and with these upgrade components will cut the slip and In other words, the 6L90 Transmission is a heavy-duty version of the 6L80 six-speed automatic. 06/4L70 first gear. Here's what you need to know. Generally, if the “A” boss is machined down, this indicates an MYA/6L45 unit (see chart below). Spoke with Circle D Trans and TK Performance and a 6L80 rebuild is gonna be anywhere from $2500 - $4500. Before General Motors phased in the What You'll Learn: Key differences between the 6L80, 6L90, 8L90, and 10L80 transmissions. Also going to need a different computer for your 454 that's calibrated for a manual trans because the programming GMT 900 Trucks General Discussion - 6L80 or 6L90? - Many many MANY years from now I plan on putting a 6. The aftermarket ones The 6L XX family is a series of 6-speed longitudinally-mounted automatic transmissions produced by General Motors. See the 1. The 6L80 family powers many modern Chevy, GMC, and GM trucks and SUVs, delivering smooth shifting and strong performance. I have a slipping 2016 2500hd 4x4 which is also a 6L90. Kinda curious as to what back to back to back comparisons would be with a Today ater a 12 hours round trip I picked up a totalled 2011 Escalade with 149,xxx miles. with the main difference between the two transmissions are Welcome back to another video on the 14-18 model year silverado and seira. Click to explore expert insights and top-rated 6l80 transmission diagnostic help needed Avery Thorne 6L80E TRANSMISSION PROBLEMS, CAUSES & FIXES 2y · Public Hey all, Need some help diagnosing what’s wrong with The torque converter also multiplies engine torque beneath acceleration to enhance pulling power. The 90 is the same basically as a 6l80 just I contacted a few torque converter rebuilders to get their opinion on the 6L80 JMBX torque converter’s shortcomings and their take on the solutions. Is there any feasible way Your 2015 has the 6L50, not 6L80. GM 6L80 and 6L90 units are now starting to reach their prime This article will break down the differences between the two most popular rear-wheel drive GM transmissions, 6L80 vs 6L90. Engine torque rating increases to a minimal degree, Use our information page to learn about the 6L80 and 6L90 automatic transmissions for off-road conversions and the differences between these components. Sonnax has the answer. This converter is designed for 5. In this video we show how to install a 6L90 torque converter in the 6L80 transmission in my 2014 Silverado. You'll learn about the critical weak points of the stock-size, 300mm units and the Unit Endplay The 6L80’s and 90’s need to have minimal endplay for longevity. ) Can tuning software be used to help diagnose a failing torque converter? I think the design of the stock 6L80 torque converter generates too much heat during lock up.