What's the chevy silverado 4.3 L v6 towing capacity?

The GCWR (gross combination weight rating) of the Chevrolet Silverado 1500equipped with A4.3L V6 engine is, according to General Motors, 12,800 pounds. That means that the actual trailering capacity of the truck will depend on the curb weight of the truck -- which varies among the different cab and box configurations. The Silverado 1500 with a regular cab, long box, and 2WD has a towing capacity of 7,900 pounds. The same configuration with 4WD lowers capacity to 7,700 pounds. The double cab with standard box in 2WD boastS7,700 pounds of capacity, and 4WD lowers this to 7,500 pounds. The crew cab with short box iS7,700 pounds witH2WD and 7,500 pounds with 4WD. The crew cab with a standard box iS7,600 pounds in 2WD configuration, and 7,400 pounds with 4WD.