sentences:  Power is delivered to the rear wheels by either a six-speed manual (TR-6060) or a 6L90 automatic transmission.The manual transmission has a stronger outputshaft, a more robust rear housing and an additional mainshaft roller bearing to provide 30-percent more torque capacity than the automatic transmission used in the Camaro SS.To improve shift quality, there are triple synchros in some gears and a revised linkage.