Product Details

High Performance Blue molded rubber piston kt for the 1997-up GM 4L80E and 4L85E automatic overdrive transmission. This Seal Aftermarket Products HP bonded piston set contains all of the replaceable molded clutch pistons with in this transmission.

The 4L80E can be identified by the 17-bolt oil pan and 4 forward gears.  Typically, this transmission is found in the heavier duty trucks and vans; mostly the 2500 and 3500 series.  It will also be found in the heavy half-ton, such as the 1500HD, SS, or Denali truck with the 6.0L

The 4L80E and 4L85E transmissions were found in the following GM labels and other brands; Chevrolet, Chevy, GMC, Hummer H1, Isuzu NPR, Jaguar, Aston Martin, Bentley, Rolls-Royce

These transmissions can be found in the following vehicles; however, you should double check your application with the 17-bolt pan count.  It is common for similar vehicles to have multiple transmission options available from the factory.

Chevrolet

• Avalanche 2500, 2002-2006
• Base Cab & Chassis, 2500, 3500, K2500, K3500, 1997-2009
• Express Van, 2500, 3500, 1997-2013
• Silverado, Cheyenne, 2500, 3500, 2500 HD, K2500, K3500, 1997-2007
• Suburban, 2500 1997-2007
• Tahoe 6.0L, 8.1L 1997-2003

GMC

• Base Cab & Chassis, 2500, 3500, C2500, C3500, 1997-2009
• Savana Van, 2500, 3500, 1997-2013
• Sierra, 2500, 3500, 2500HD, C2500, C3500, 1997-2007
• Yukon XL 6.0L, 8.1L 1997-2003

Hummer

• H1 1997-2005

Other

• Aston Martin DB7 1997-1999
• Bentley 1997-2006 (confirm 4-speed with 17 bolt pan)
• Isuzu NPR gas engine 1997-2007
• Jaguar XJS, XJS-R, XJ12 1997-1998
• Motor Homes 1997-2005
• Rolls-Royce 1997-2003

This transmission is part of the Turbo-Hydramatic series and also known by the following codes and model numbers: 4L80E, 4L80-E, MT1, 4L85E, 4L85-E, MN8

This transmission HP and HD bonded piston set fits the following years: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, and 2013.