Wilwood Ford F-100 1957–1967 Front SRP Brake Upgrade, Red Superlite Calipers, 14-Inch Rotors and Aluminum Hubs

This Wilwood Superlite 6R kit is a front 14-inch hub conversion for Ford F-100 1957–1967 Drum-Spindle Trucks. Separate aluminum hubs and hats carry 14 x 1.10-inch rotors, paired with narrow six-piston Superlite calipers. Bill Wood founded Wilwood Engineering in 1977. Based in Camarillo, California, the company designs and manufactures complete disc brake systems and individual calipers, brake rotors, master cylinders, valves, fittings and brake lines for motorsport, street-performance and specialized installations.

Technical Details

• Manufacturer part number: 140-14838-DR.
• Friction surface and size: srp drilled & slotted; 14.00 in; 355.6 mm diameter x 1.10 in; 27.94 mm thickness. The rotor material is Spec-37 Iron in a vented design.
• The calipers are Superlite 6R units with a Red Powder Coat exterior. A forged aluminum body locates 6 stainless pistons; attachment is radial mount.
• The matched pads use BP-10. Manufacturer bore figures for the caliper are 1.62, 1.12, 1.12 inches.
• The caliper accepts the listed 1/8-27 NPT hydraulic connection.
• 5 x 4.5 in; 5 x 114.3 mm; 5 x 4.75 in; 5 x 120.65 mm is the listed wheel mounting pattern(s) dimension. Wheel-stud thread: 1/2-20.
• This is a two-piece disc arrangement using aluminum hats in Black E-Coat.
• Aluminum hubs are provided separately from the rotor components, with the specified wheel patterns and studs.
• Wheel minimum: 18 in; 457.2 mm. Confirm the complete wheel shape and mounting hardware clear the brake drawing.
• No spindle, booster or master cylinder is included; the kit does contain mounting hardware for the stated installation.
• Brake lines are a separate purchase. Verify end fittings, safe routing and the length needed for this application. Separate reference: 220-11237.
• This listing supplies one kit for the documented brake configuration.

Fitment & Compatibility

Confirm the listed 1957–1967 F-100 factory drum spindle, with 4 x 2 specified for 1959–1967. Follow DS-1264 for bearing and bracket installation. The five-lug wheel patterns are 5 x 4.50 and 5 x 4.75 inches; the kit is distinct from the Classic Series 5 x 5.50-inch option. Models covered: F-100. Use the complete application table at the bottom for the precise year, submodel, brake option and note attached to each row.

PMB Performance has more than 20 years of experience with parts and fitment. We can help review the specified kit against your vehicle's actual spindle, axle or existing brake components and wheel-clearance information.

Manufacturer Warning

Applicable to the included brake pads only: Wilwood warns of exposure to arsenic, cadmium, hexavalent chromium compounds, lead, nickel, cobalt and antimony trioxide, chemicals known to California to cause cancer or reproductive harm. More information: www.P65Warnings.ca.gov.