2005 Chevrolet Silverado 3500 Pickup Owner's Manual - Page 367

Vehicle* Axle Ratio Maximum Trailer Weight GCWR K-1500 Regular Cab Long Box (4WD)* 4300 V6 (Auto) 3.73 5,000 lbs (2 268 kg) 10,000 lbs (4 536 kg) 4300 V6 (Manual) 3.73 4,000 lbs (1 814 kg) 9,000 lbs (4 082 kg) 3.42 6,900 lbs (3 130 kg) 12,000 lbs (5 443 kg) 4800 V8 (Auto) 4.10 7,800 lbs (3 583 kg) 13,000 lbs (5 897 kg) 3.73 4,900 lbs (2 223 kg) 10,000 lbs (4 536 kg) 4800 V8 (Manual) 4.10 5,900 lbs (2 676 kg) 11,000 lbs (4 990 kg) 3.73 7,900 lbs (3 583 kg) 13,000 lbs (5 897 kg) 5300 V8 4.10 8,900 lbs (4 037 kg)** 14,000 lbs (6 350 kg) *Fifth-wheel or gooseneck kingpin weight 15 percent to 25 percent of trailer weight up to 1,500 lbs (680 kg) maximum. **Maximum weight 8,900 lbs (4 036 kg) for fifth-wheel and gooseneck. Vehicle* Axle Ratio Maximum Trailer Weight GCWR K-1500 Extended Cab Long Box (4WD)* 3.42 6,600 lbs (2 993 kg) 12,000 lbs (5 443 kg) 4800 V8 4.10 7,600 lbs (3 447 kg)** 13,000 lbs (5 897 kg) 3.42 4,600 lbs (2 087 kg) 10,000 lbs (4 536 kg) 4800 V8 (Manual) 4.10 5,600 lbs (2 540 kg) 11,000 lbs (4 990 kg) 3.42 7,600 lbs (3 447 kg)** 13,000 lbs (5 897 kg) 5300 V8 4.10 8,600 lbs (3 900 kg)** 14,000 lbs (6 350 kg) *Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 1,500 lbs (680 kg) maximum. **Maximum weight 6,800 lbs (3 084 kg) for fifth-wheel and gooseneck. 4-77