2009-2013 Silverado & Sierra 1500 6.2L Complete Transmissions

The stock 6L80 transmission in your 2009-2013 Silverado or Sierra 1500 6.2L is notorious for a specific catastrophic failure: the torque converter clutch disintegrates, sending metal debris through the pump and valve body, instantly killing the transmission. Tier One offers high-quality built 6L80 transmissions that are engineered to solve this problem permanently. We reinforce the weak points with upgraded billet torque converters, strengthened internal hard parts, and improved hydraulics. Whether you need a reliable towing transmission or a performance build for a 6.2L street truck, Tier One gives your drivetrain the durability it deserves. Even a fresh transmission needs protection, so eliminate converter failure with one of our 2009-2013 Silverado & Sierra 1500 6.2L Torque Converters. Heat is the enemy of the 6L80, so protect your investment by adding one of our 2009-2013 Silverado & Sierra 1500 6.2L Transmission Coolers. If you aren't ready for a complete swap but want to fix shifting issues, a valve body upgrade is a great place to start, so check out our 2009-2013 Silverado & Sierra 1500 6.2L Valve Bodies. To get the most out of your new transmission, consider upgrading your fluid capacity with a deep pan from our section of 2009-2013 Silverado & Sierra 1500 6.2L Transmission Parts.