2006 GMC Sierra 1500 Pickup Owner's Manual - Page 383

Vehicle* C-1500 HD (2WD)* 6000 V8 Axle Ratio Maximum Trailer Weight GCWR 3.73 8,300 lbs (3 765 kg) 14,000 lbs (6 350 kg) 4.10 10,300 lbs (4 672 kg) 16,000 lbs (7 257 kg) * Fifth-wheel or gooseneck kingpin weight 15 percent to 25 percent of trailer weight up to 2,500 lbs (1 133 kg) maximum. Vehicle* Axle Ratio Maximum Trailer Weight GCWR C-1500 Crew Cab (2WD)* 3.23 6,700 lbs (3 039 kg) 12,000 lbs (5 443 kg) 5300 V8 3.73 7,700 lbs (3 493 kg) 13,000 lbs (5 897 kg) 6000 V8 3.73 10,100 lbs (4 581 kg) 15,500 lbs (7 031 kg) Fifth-wheel or gooseneck trailering is neither designed nor intended for this vehicle Vehicle* Axle Ratio Maximum Trailer Weight GCWR C-1500 Regular Cab Long Box (2WD)* 4300 V6 (Auto) 3.23 4,800 lbs (2 177 kg) 9,500 lbs (4 313 kg) 4300 V6 (Manual) 3.23 3,800 lbs (1 724 kg) 8,500 lbs (3 859 kg) 3.23 6,200 lbs (2 812 kg) 11,000 lbs (4 994 kg) 4800 V8 (Auto) 3.73 7,200 lbs (3 266 kg) 12,000 lbs (5 448 kg) 3.23 4,200 lbs (1 905 kg) 9,000 lbs (4 086 kg) 4800 V8 (Manual) 3.73 5,200 lbs (2 359 kg) 10,000 lbs (4 540 kg) 3.23 7,200 lbs (3 266 kg) 12,000 lbs (5 448 kg) 5300 V8 3.73 8,200 lbs (3 719 kg) 13,000 lbs (5 902 kg) * Fifth-wheel or gooseneck kingpin weight 15 percent to 25 percent of trailer weight up to 1,500 lbs (680 kg) maximum. 4-71