The GMT T1XX platform represents GM’s latest generation of full-size trucks and SUVs, building on the K2XX with a lighter body structure, advanced electronics, and improved ride quality. It introduced independent rear suspension on full-size SUVs for the first time, alongside cutting-edge driver assistance features like Super Cruise. Powertrain options expanded to include turbocharged four-cylinder […]
Category: T1XX (2019-present trucks; 2021-present SUVs)
Independent rear suspension on SUVs, 10-speed across lineup, diesel 3.0 LM2 option.