One of the most recent advances for GM’s transmission portfolio is the large scale availability of s...

One of the most recent advances for GM’s transmission portfolio is the large scale availability of six-speed automatic transmissions across a wide range of GM cars and trucks. Six-speed automatics are available in GM vehicles from small cars to SUVs and pick-up trucks and provide increased fuel economy and performance while reducing acceleration times and wear and tear. Learn more about this technology and the cars that will use it.