The 2001 Chevrolet Silverado 2500HD is available as a 2-door, 3-seat regular side. Starting at $21,734, the 2001 Chevrolet Silverado 2500HD Base 4x2 Regular Cab is powered by a 6.0L, 8-cylinder engine that returns an EPA estimated The top of the line 2001 Chevrolet Silverado 2500HD Onstar 4x4 Crew Cab 8' Box, priced at $36,397, is powered by a 6.0L, 8-cylinder engine that returns an EPA estimated