The 9T50 planetary - type automatic transmission employs new torque converter technology to help it deliver smooth take - off performance and additional refinement. (gmauthority.com)
The all - new 6 - speed automatic transmission teams with a brand new torque converter that not only has a higher maximum torque rating, but also has a new converter lock - up assembly. (topspeed.com)
When Chevy gets the base 10 - speed box, it upgrades the transmission with unique hardware, a new torque converter, better clutches and planetary carrier components, and other pieces that can better handle the ZL1's 650 hp. (automobilemag.com)