The 1989 Chevrolet 3500 Regular Cab 454 Dually is a heavy-duty, one-ton "square-body" truck (technically R/V series or early GMT400) designed for maximum towing, featuring a 7.4L (454 ci) big-block V8, dual rear wheels, and a, long-bed, making it a rugged, durable workhorse capable of high torque for hauling. This is a Original Paint Truck AC, 4 Speed, 454 Big Block engine with AC. 15,xxx ACTUAL MILES