GMC 2015 Sierra Owner's Manual page 344

Vehicle
6.0L V8 Fifth-Wheel Trailer
3500 Series 2WD 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 2WD Crew 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)
Maximum Trailer
Axle Ratio
4.10 6 396 kg (14,100 lb)
3.73 4 400 kg (9,700 lb)
4.10 5 897 kg (13,000 lb)
4.10 6 441 kg (14,200 lb)
3.73 4 218 kg (9,300 lb)
4.10 6 260 kg (13,800 lb)
3.73 4 309 kg (9,500 lb)
4.10 5 897 kg (13,000 lb)
4.10 6 350 kg (14,000 lb)
3.73 4 173 kg (9,200 lb)
4.10 6 214 kg (13,700 lb)
Driving and Operating
Weight (c)
9-81
GCWR (a)
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)
9 299 kg (20,500 lb)
7 257 kg (16,000 lb)
9 299 kg (20,500 lb)