For more than 45 years, Progressive Automotive has produced the highest quality frames, chassis, suspensions, and installation kits for the home builder as well as the pro. If you’re in need of a hot rod car frame or chassis in Ohio, custom built to your specifications, you’ve come to the right place. From pre-1949 street rods to 55-57 Chevrolets, C1 Corvettes and classic trucks, we’ve got you covered.