GMC 2015 Sierra Denali Owner's Manual page 252

Vehicle
1500 Series 2WD Crew Cab Standard Box
5.3L V8
6.2L V8
1500 Series 2WD Crew Cab Short Box (b)
5.3L V8
6.2L V8
1500 Series 4WD Crew Cab Standard Box
5.3L V8
6.2L V8
1500 Series 4WD Crew Cab Short Box (b)
5.3L V8
6.2L V8
2500 Series 2WD Crew Cab Standard Box
6.0L V8
6.0L V8 Conventional Trailer
6.0L V8 Fifth-Wheel Trailer
Axle Ratio Maximum Trailer Weight
3.23 4 219 kg (9,300 lb)
3.23 4 128 kg (9,100 lb)
3.42 4 264 kg (9,400 lb)
3.23 4 173 kg (9,200 lb)
3.42 4 128 kg (9,100 lb)
3.23 3 992 kg (8,800 lb)
3.42 4 173 kg (9,200 lb)
3.23 4 037 kg (8,900 lb)
3.73 4 445 kg (9,800 lb)
4.10 5 897 kg (13,000 lb)
4.10 6 486 kg (14,300 lb)
Driving and Operating
GCWR (a)
6 804 kg (15,000 lb)
6 804 kg (15,000 lb)
6 804 kg (15,000 lb)
6 804 kg (15,000 lb)
6 804 kg (15,000 lb)
6 804 kg (15,000 lb)
6 804 kg (15,000 lb)
6 804 kg (15,000 lb)
7 257 kg (16,000 lb)
9 299 kg (20,500 lb)
9 299 kg (20,500 lb)
9-73