2010 Chevrolet Silverado 1500 Crew Cab Owner's Manual - Page 419

Trailer weight rating (TWR) is calculated assuming the tow vehicle has only the driver but all required trailering equipment. Weight of additional optional equipment, passengers and cargo in the tow vehicle must be subtracted from the trailer weight rating. Vehicle 4.3L V6 (c) 4.3L V6 (c) 4.8L V8 (c) 4.8L V8 5.3L LMG V8 5.3L LMG V8, K5L HD Cooling Pkg 5.3L LMG V8 K5L HD Cooling Pkg 1500 Series 2WD Extended Cab Standard Box (b) 4.3L V6 (c) 4.8L V8 (c) 4.8L V8 5.3L V8 5.3L V8 K5L HD Cooling Pkg 5.3L V8 K5L HD Cooling Pkg - Fifth-Wheel Trailer 5.3L V8 K5L HD Cooling Pkg - Conventional Trailer 3.23 3.23 3.73 3.08 3.08 3.42 3.42 Use the following chart to determine how much the vehicle can weigh, based upon the vehicle model and options. Weights listed apply for conventional trailers and fifth-wheel trailers unless otherwise noted. Maximum Trailer Weight 4,800 lbs (2 177 kg) 5,400 lbs (2 449 kg) 4,700 lbs (2 132 kg) 7,200 lbs (3 266 kg) 6,600 lbs (2 994 kg) 7,400 lbs (3 357 kg) 9,100 lbs (4 128 kg) 4,400 lbs (1 996 kg) 4,700 lbs (2 132 kg) 6,700 lbs (3 039 kg) 6,200 lbs (2 812 kg) 6,900 lbs (3 130 kg) 9,200 lbs (4 173 kg) 9,700 lbs (4 400 kg) Axle Ratio 3.23 3.73 3.23 3.73 3.08 3.08 3.42 GCWR (a) 9,500 lbs (4 309 kg) 10,000 lbs (4 536 kg) 9,500 lbs (4 309 kg) 12,000 lbs (5 443 kg) 11,500 lbs (5 216 kg) 12,200 lbs (5 534 kg) 14,000 lbs (6 350 kg) 9,500 lbs (4 309 kg) 10,000 lbs (4 536 kg) 12,000 lbs (5 443 kg) 11,500 lbs (5 216 kg) 12,200 lbs (5 534 kg) 15,000 lbs (6 804 kg) 15,000 lbs (6 804 kg) 1500 Series 2WD Regular Cab Standard Box (b) 5-51