GMC Sierra 2015 Owner's Manual page 350

Vehicle
3500 Series 4WD Crew Cab Standard Box
6.0L V8
6.0L V8 Conventional Trailer
6.0L V8 Fifth-Wheel Trailer
3500 Series 4WD Double Cab Long Box
6.0L V8 (Single Rear Wheels)
6.0L V8 (Single Rear Wheels)
Conventional Trailer
6.0L V8 (Single Rear Wheels)
Fifth-Wheel Trailer
6.0L V8 (Dual Rear Wheels)
6.0L V8 (Dual Rear Wheels)
3500 Series 4WD Crew Cab Long Box
6.0L V8 (Single Rear Wheels)
6.0L V8 (Single Rear Wheels)
Conventional Trailer
Maximum Trailer
Axle Ratio
3.73 4 264 kg (9,400 lb)
4.10 5 897 kg (13,000 lb)
4.10 6 305 kg (13,900 lb)
3.73 4 264 kg (9,400 lb)
4.10 5 897 kg (13,000 lb)
4.10 6 305 kg (13,900 lb)
3.73 4 082 kg (9,000 lb)
4.10 6 124 kg (13,500 lb)
3.73 4 173 kg (9,200 lb)
4.10 5 897 kg (13,000 lb)
Driving and Operating
Weight (c)
9-83
GCWR (a)
7 257 kg (16,000 lb)
9 299 kg (20,500 lb)
9 299 kg (20,500 lb)
7 257 kg (16,000 lb)
9 299 kg (20,500 lb)
9 299 kg (20,500 lb)
7 257 kg (16,000 lb)
9 299 kg (20,500 lb)
7 257 kg (16,000 lb)
9 299 kg (20,500 lb)