GMC 2007 Sierra - Manual (Page 439)

C-2500 Crew Cab Long
Box HD (2WD)*
Axle Ratio Maximum Trailer Weight GCWR
6000 V8 3.73 10,000 lbs (4 536 kg) 16,000 lbs (7 257 kg)
8100 V8
3.73
4.10 13,500 lbs (6 123 kg)
15,500 lbs (7 031 kg) 20,000 lbs (9 072 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)
*Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 3,000 lbs
(1 361 kg) maximum.
*Trailer rating limited to 12,000 lbs (5 443 kg) with weight distributing hitch.
K-2500 Extended Cab
Standard Box HD (4WD)*
Axle Ratio Maximum Trailer Weight GCWR
6000 V8 4.10 10,000 lbs (4 536 kg) 16,000 lbs (7 257 kg)
8100 V8
3.73
4.10 13,600 lbs (6 169 kg)
15,600 lbs (7 076 kg) 20,000 lbs (9 072 kg)
22,000 lbs (9 979 kg)
6.6L V8 Diesel 3.73 15,400 lbs (6 985 kg) 22,000 lbs (9 979 kg)
*Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 3,000 lbs
(1 361 kg) maximum.
*Trailer rating limited to 12,000 lbs (5 443 kg) with weight distributing hitch.
K-2500 Crew Cab
Standard Box HD (4WD)*
Axle Ratio Maximum Trailer Weight GCWR
6000 V8 4.10 9,800 lbs (4 445 kg) 16,000 lbs (7 257 kg)
8100 V8
3.73
4.10 13,300 lbs (6 033 kg)
15,300 lbs (6 940 kg) 20,000 lbs (9 072 kg)
22,000 lbs (9 979 kg)
439