Finding the correct rebuilt transmission starts with identifying the transmission model and matching it to the vehicle's year, make, model and drivetrain configuration. Certified Transmission rebuilds hundreds of automatic and manual transmissions for domestic and import vehicles, including popular models such as the 6L80, 4L60E, 68RFE and many others. Every transmission is disassembled, cleaned, inspected and rebuilt using established quality procedures. Browse the models below to learn more about applications, common failures and rebuilt transmission availability.