Command Serious Jobs With the 2025 GMC Sierra 3500 HD Chassis Cab
When heavy-duty work is on the agenda in Richlands, Virginia, the 2025 GMC Sierra 3500 HD Chassis Cab rises to the challenge. This muscular rig boasts your choice of a stout 6.6-liter gasoline V8 cranking out 401 horsepower and 464 pound-feet of torque or a monster 6.6-liter Duramax diesel V8 unleashing 470 horses and a whopping 975 pound-feet of torque. Whichever engine you choose, it channels its power through a robust, smooth-shifting Allison 10-speed automatic transmission.