GMC Sierra Classic 2007 Owner's Manual page 429

K-1500 Regular Cab
Standard Box (4WD)*
5300 V8
* Fifth-wheel or gooseneck kingpin weight 15 percent to 25 percent of trailer weight up to 1,500 lbs (680 kg)
maximum.
*Fifth-wheel or gooseneck trailer rating limited to 7,300 lbs (3 311 kg).
K-1500 Extended Cab
Standard Box (4WD)*
4800 V8
5300 V8
6000 V8
*Fifth-wheel or gooseneck kingpin weight 15 percent to 25 percent of trailer weight up to 1,500 lbs (680 kg)
maximum.
*Fifth-wheel or gooseneck trailer rating limited to 6,900 lbs (3 130 kg) except with 6000 V8 engine which has
sufficient payload for any fifth wheel/gooseneck trailering.
Axle Ratio Maximum Trailer Weight
3.42 8,100 lbs (3 674 kg)
3.73 8,100 lbs (3 674 kg)
4.10 9,100 lbs (4 128 kg)
Axle Ratio Maximum Trailer Weight
3.42 6,700 lbs (3 039 kg)
3.73 6,700 lbs (3 039 kg)
4.10 7,700 lbs (3 493 kg)
3.42 7,700 lbs (3 493 kg)
3.73 7,700 lbs (3 493 kg)
4.10 8,700 lbs (3 946 kg)
4.10 10,000 lbs (4 536 kg)
GCWR
13,000 lbs (5 902 kg)
13,000 lbs (5 902 kg)
14,000 lbs (6 356 kg)
GCWR
12,000 lbs (5 443 kg)
12,000 lbs (5 443 kg)
13,000 lbs (5 897 kg)
13,000 lbs (5 897 kg)
13,000 lbs (5 897 kg)
14,000 lbs (6 350 kg)
15,500 lbs (7 031 kg)
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