GMC 2011 Sierra Owner's Manual page 403

3500 Series 4WD Crew Cab Long Box (e)
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)
(a) The Gross Combination Weight Rating (GCWR) is the total allowable weight of the completely loaded vehicle
and trailer including any passengers, cargo, equipment, and conversions. The GCWR for the vehicle should not be
exceeded.
(b) Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to
680 kg (1,500 lbs) maximum.
(c) This model is neither designed nor intended to tow fifth-wheel or gooseneck trailers.
(d) Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to
1 361 kg (3,000 lbs) maximum.
(e) Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to
1 587 kg (3,500 lbs) maximum.
3.73 4 128 kg (9,100 lbs)
4.10 5 897 kg (13,000 lbs)
4.10 6 169 kg (13,600 lbs)
3.73 3 946 kg (8,700 lbs)
4.10 5 987 kg (13,200 lbs)
7 257 kg (16,000 lbs)
9 299 kg (20,500 lbs)
9 299 kg (20,500 lbs)
7 257 kg (16,000 lbs)
9 299 kg (20,500 lbs)