2003 GMC Sierra 1500 Pickup Owner's Manual - Page 356

Vehicle* ~ I Ratio Axle 4.10 I Maximum Trailer Weight ~ _ _ I GCWR K-1500 Extended Cab Long Box (4WD) 4800 V8 6,700 Ibs. (3 041 kg) 7,700 Ibs. ( 3 495 kg)** I 12,000 Ibs. (5 448 kg) 13,000 Ibs. (5 902 kg) 5300 V8 * Tongue weight should be 10 percent to 15 percent of trailer weight up to 1,000 Ibs (454 kg). Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 1,500 Ibs. (680 kg) maximum. **Maximum weight 6,800 Ibs. ( 3 084 kg) for fifth-wheel and gooseneck. Vehicle* Ratio1 Axle I Maximum Trailer Weiaht I GCWR " C-2500 LD (2WD** 8,700 Ibs. (3 946 kg) 3.73 14,000 Ibs. (6 356 kg) 6000 V8 16,000 Ibs. (7 264 kg 4.10 10,700 Ibs. (4 853 kg) * Tongue weight should be 10 percent to 15 percent of trailer weight up to 1,500 Ibs (680 kg). Fifth-wheel or gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 2,500 Ibs. (1 133 kg) maximum. I I I 1 I 4-75