2024 Gmc Sierra 2500hd Denali Ultimate Speed Limit. View detailed specs, features and options for the 2024 gmc sierra 2500hd 4wd crew cab 159 denali ultimate at u.s. As we can see from these tables, the 2024 gmc sierra hd model with the highest towing capacity rating is the 3500 hd regular cab / long bed drw (dual rear wheel) with 2wd, a gooseneck hitch,.
Revised diesel v8 makes 25% more torque and sets higher towing limits. Detailed specs and features for the 2024 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine.