Most full-size trucks and SUVs with a 6L80, 6L90 use a JMBX full-size (300mm) style converter. It’s a single-disc, non-captive clutch unit that is somewhat similar to late 300mm 4L60-E converters. These transmissions are part of the Turbo Hydramatic or Hydra-Matic series and also known as: 6L90, 6L90E, 6L90-E, MYD. Remember to soak all of your clutches in transmission fluid for thirty minutes before you install them. 6L90 Rebuild Kit 6L90E HD HP Automatic Transmission Master Overhaul Banner Box.
The 6L90 transmission is a heavy-duty version of the 6L80E automatic. The 6L90 transmission also has a strengthened input gear set. It also has two additional pinion gears, giving it six in total. The 6L90 transmission has won more clutch plates in each clutch, when compared to the 6L80-E.
6l90 Pto
The Hydra-Matic 6L90E transmission was introduced by GM to handle the increasing power of 3/4 ton and 1 ton Chevy and GMC Trucks. The 6L90 automatic six speed transmission is the heavy duty version of the 6L80E transmission. The 6L90E transmission has stronger input gear sets with six pinion gears and also a strengthened output gear set that has wider gears than the 6L80 transmission.
Here at Smart Parts we have given this precision workhorse a performance overhaul. Our long list of upgrades make the 6L90E transmission heavy duty enough to handle the toughest of hauling and off road conditions encountered by the Yukon or Sierra. At the same time the 6L90 has the fine tuning and tight tolerances needed to handle the extreme RPM's and power created by the ZL1 Camaro.
A quick overview
Chevy/GMC Vehicle Compatibility
- Camaro ZL1
- Express Van 2500
- Express Van 3500
- Sierra 2500
- Sierra 3500
- Sierra Denali
- Suburban 1500
- Suburban 2500HD
- Yukon
- Tahoe
- 2006
- 2007
- 2008
- 2009
- 2010
- 2011
- 2012
- 2013
6l90e Transmission For Sale
Performance Upgrades6l90e Problems
- Valve Body
- Clutches
- Seal & Gasket
- Bearing
- Shift Improver Kit
- Bands
- Clutch Disks
- Dyno-Tested
6l90e Pan
- Performance Grade remanufactured QS9000 Certified
Description
We have two levels of the 6L90E transmission. Our stage 0ne 6l90e transmission that is good for up to 700 Hp and then our stage two which can handle up to 1000 Hp. We have an option to reprogram our 6 speed transmissions prior to shipping, when ordering let us know what your are installing the transmission in. Our harness will connect directly to the GM performance LS controller so you have very little wiring to worry about. You can also special order a standalone harness for your custom application, call for more details. If you need calibration services, we can support that for most GM 6 speed transmissions.
6l90 Vs 6l80
** Customer is responsible for shipping charges on core return