GMC 2007 Sierra - Manual (Page 442)

C-3500 Extended Cab
(2WD)*
Axle Ratio Maximum Trailer Weight GCWR
6.6L V8 Diesel (Dual
Rear Wheels) (Manual)
3.73 15,100 lbs (6 849 kg) 22,000 lbs (9 979 kg)
6.6L V8 Diesel (Dual
Rear Wheels)
(Automatic)
3.73 16,600 lbs (7 530 kg) 23,500 lbs (10 659 kg)
*Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 3,500 lbs
(1 587 kg) maximum.
*Trailer rating limited to 12,000 lbs (5 443 kg) with weight distributing hitch.
C-3500 Crew Cab (2WD)* Axle Ratio Maximum Trailer Weight GCWR
6000 V8 4.10 9,600 lbs (4 354 kg) 16,000 lbs (7 257 kg)
6000 V8 (Dual Rear
Wheels)
4.10 9,500 lbs (4 309 kg) 16,000 lbs (7 257 kg)
8100 V8 4.10 15,300 lbs (6 940 kg) 22,000 lbs (9 979 kg)
8100 V8 (Dual Rear
Wheels)
4.10 15,100 lbs (6 849 kg) 22,000 lbs (9 979 kg)
6.6L V8 Diesel 3.73 15,100 lbs (6 849 kg) 22,000 lbs (9 979 kg)
6.6L V8 Diesel (Dual
Rear Wheels) (Manual)
3.73 14,900 lbs (6 759 kg) 22,000 lbs (9 979 kg)
6.6L V8 Diesel (Dual
Rear Wheels)
(Automatic)
3.73 16,400 lbs (7 439 kg) 23,500 lbs (10 659 kg)
*Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 3,500 lbs
(1 587 kg) maximum.
*Trailer rating limited to 12,000 lbs (5 443 kg) with weight distributing hitch.
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