GM announced on May 11 that it will introduce the new 10-speed automatic transmission in the 2017 Chevrolet Camaro ZL1. And while the Camaro ZL1 will be the first GM vehicle to offer the new 10-speed AT, designed for rear-wheel-drive applications, it will be available in eight additional vehicles by 2018. The 10-speed AT is approximately the same size as the six- and eight-speed ATs. Testin...