FDL Pro-Series Front Hub Kits offer complete disc brake upgrade solutions for OEM drum brake spindle applications for the popular 55-57 Chevrolet 210 / 150 /Bel Air Passenger cars. Based on the venerable forged billet Dynalite caliper and 11.00” x .81 rotors, these versatile kits are easily optioned to suit the braking requirements and style preferences for a daily driver, serious competition, or the most discriminating show enthusiast. This kit requires no modifications for installation, and provides plenty of clearance inside most popular 15” wheels. This kit will also work with aftermarket 14” disc brake steel wheels available from other vendors. FDL Pro-Series kits can be used with either manual or power boost master cylinders.