2019-2021 Silverado & Sierra 1500 2.7L Complete Transmissions

The 8L90 transmission in your 2019-2021 2.7L TurboMax Silverado or Sierra is capable, but issues like torque converter shudder and clutch wear can leave you stranded. Tier One offers high-quality replacement transmissions for 2019-2021 Chevy & GMC 1500 2.7L TurboMax trucks that are built to verify reliability. We inspect and replace worn components, update the valve body to fix known shifting issues, and ensure that your new transmission is ready to handle the torque of your turbo engine without the vibrations and slips that plague stock units. Whether you are a fleet owner or a daily driver, our transmissions provide the durability you expect. Even a fresh transmission needs protection, so eliminate the risk of shudder with one of our 2019-2021 Silverado & Sierra 1500 2.7L TurboMax Torque Converters. Heat is the enemy of the 8L90, so protect your investment by adding one of our 2019-2021 Silverado & Sierra 1500 2.7L TurboMax Transmission Coolers. If you aren't ready for a complete swap but want to fix shifting issues, a valve body replacement is a great place to start, so check out our 2019-2021 Silverado & Sierra 1500 2.7L TurboMax Valve Bodies. To get the most out of your new transmission, consider upgrading your fluid capacity with a deep pan from our section of 2019-2021 Silverado & Sierra 1500 2.7L TurboMax Transmission Parts.