GMC 2012 Sierra Series Owner's Manual page 375

Vehicle
1500 Series 4WD Regular Cab Long Box
4.3L V6 (b)
4.8L V8 (b)
5.3L V8 (b)
5.3L V8 K5L HD Cooling
Pkg Conventional Trailer
5.3L V8 K5L HD Cooling
Pkg Fifth-Wheel Trailer
5.3L V8 K5L HD Cooling
Pkg Conventional Trailer
5.3L V8 K5L HD Cooling
Pkg Fifth-Wheel Trailer
1500 Series 4WD Extended Cab Long Box
5.3L V8 (b)
5.3L V8 K5L HD Cooling Pkg (b)
5.3L V8 K5L HD Cooling
Pkg Conventional Trailer
5.3L V8 K5L HD Cooling
Pkg Fifth-Wheel Trailer
Axle Ratio Maximum Trailer Weight
3.73 2 223 kg (4,900 lbs)
3.42 2 631 kg (5,800 lbs)
3.08 2 858 kg (6,300 lbs)
3.08 3 175 kg (7,000 lbs)
3.08 3 175 kg (7,000 lbs)
3.42 4 445 kg (9,800 lbs)
3.42 4 400 kg (9,700 lbs)
3.08 2 631 kg (5,800 lbs)
3.08 2 948 kg (6,500 lbs)
3.42 4 218 kg (9,300 lbs)
3.42 3 674 kg (8,100 lbs)
I n f o r ma t i o n P r o v i d e d b y :
Driving and Operating
GCWR (a)
4 536 kg (10,000 lbs)
4 990 kg (11,000 lbs)
5 216 kg (11,500 lbs)
5 534 kg (12,200 lbs)
5 534 kg (12,200 lbs)
6 804 kg (15,000 lbs)
6 804 kg (15,000 lbs)
5 216 kg (11,500 lbs)
5 534 kg (12,200 lbs)
6 804 kg (15,000 lbs)
6 804 kg (15,000 lbs)
9-91