GMC 2006 Sierra User Manual
Page 393
Vehicle*
Axle Ratio
Maximum Trailer Weight
GCWR
K-3500 Extended Cab (4WD)*
6000 V8 Dual Rear
Wheel
4.10
9,400 lbs (4 264 kg)
16,000 lbs (7 257 kg)
6000 V8 Single Rear
Wheel
4.10
9,600 lbs (4 354 kg)
16,000 lbs (7 257 kg)
8100 V8 Dual Rear
Wheel
4.10
15,000 lbs (6 804 kg)
22,000 lbs (9 979 kg)
8100 V8 Single Rear
Wheel
4.10
15,000 lbs (6 804 kg)
22,000 lbs (9 979 kg)
6.6L V8 Diesel Dual
Rear Wheel (Manual)
3.73
16,300 lbs (7 394 kg)
23,500 lbs (10 659 kg)
6.6L V8 Diesel Dual
Rear Wheel (Auto)
3.73
16,300 lbs (7 394 kg)
23,500 lbs (10 659 kg)
6.6L V8 Diesel Single
Rear Wheel
3.73
15,000 lbs (6 804 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 3,500 lbs (1 587 kg) maximum.
Fifth-wheel or gooseneck GCWR for 6.6L V8 Diesel 3500 SRW series models is 23,200 lbs (10 523 kg).
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