Major revisions to the manual and automatic transmissions provide Corvette with significant improvements geared towards performance driving. The Tremec six-speed manual gearbox is available with two sets of ratios, one with more aggressive acceleration characteristics reserved for Corvette’s Z51 Performance Package that emulates the performance of the C5’s landmark Z06 model. Improved shifting characteristics are another major improvement, with new synchronizers that reduce travel by 10 percent, and a shifter **** that is an inch shorter and redesigned for greatly improved driver operation.

Standard transmission is the upgraded and revised Tremec six-speed transmission, offered with revised gearing with the Z51 Performance Package. To increase durability in sustained high-speed situations a transmission cooler is fitted. The Tremec transmission is available with two sets of ratios. The more aggressive gear set is reserved for Corvette’s standard Z51 Performance Package and is tailored with numerically higher gears to improve acceleration.