OTC's 6743 Pump Seal Installer Set protects, installs and sizes the torque converter fluid seal ring into the stator support during unit overhaul Designed for use on 2014 and later GM 6T30, 6T40, 6T45 and 6T50 6-speed automatic transmissions found in Chevrolet and Buick FWD and AWD vehicles 3-piece set includes a seal protector, seal installer, and a seal sizer to ensure the seal is properly sized and positioned USA made with global parts Similar to DT-51191