What is the wheel base of 2002 Chevrolet Silverado-1500?

The wheelbase of a 2002 Chevrolet Silverado 1500 varies depending on the cab and bed configuration. There wasn't a single wheelbase for the entire model year. You'll need to know the specific configuration (regular cab, extended cab, crew cab, and short bed, standard bed, long bed) to determine the exact wheelbase.