Wilwood Front GT Disc and Hub Assembly with Red Superlite Calipers, 14-Inch Rotors and Flexlines, Camaro/Firebird 1982–1992

Slotted 14-inch Spec-37 rings and red Superlite 6R calipers form this front package for the documented F-body. Aluminum hats, hubs, BP-10 pads and braided hoses accompany the service brakes, without a replacement spindle set. Founded by Bill Wood in 1977, Camarillo, California-based Wilwood Engineering designs and manufactures disc brake systems plus their individual components. Its work serves specialized applications, motorsport and street-performance vehicles, with a range of calipers, brake rotors, master cylinders, valves, fittings and brake lines. A compatible complete system governs the selection of each part.

Technical Details

• Manufacturer part number: 140-15279-R.
• Brake function and supply: Front Brake Kits - Street Performance; Disc braking; front axle; Sold as a kit.
• Rotor dimensions: outside diameter 14.00 in; 355.6 mm; thickness 1.10 in; 27.94 mm.
• Rotor construction and friction surface: Spec-37 Iron; Vented; GT Slotted; surface finish: Black Electro Coat.
• Service caliper assembly: Superlite 6R; 6 pistons in each caliper; Stainless pistons; Forged Aluminium body; Radial mounting.
• Caliper color, finish and hydraulic inlet: Red; Red Powder Coat; inlet 1/8-27 NPT.
• Supplied pad compound: BP-10.
• Wheel bolt circle: 5 x 4.75 in; 5 x 120.65 mm.
• Wheel-stud thread: 1/2-20.
• Nominal minimum wheel diameter: 18 in; 457.2 mm; verify full spoke and barrel clearance using the kit drawing.
• Rotor mounting hat: aluminum; Black E-Coat; hat offset 1.750 in.
• Stated OE wheel-hub offset: +.25 in; verify the documented spindle and reference geometry.
• Mechanical package contents: separate hubs included; mounting hardware included: Yes; spindles included: No.
• Hydraulic package contents: brake lines included: Yes; master cylinder included: No; booster included: No.
• Flexline specification: Line kit included (manufacturer): 220-6856 (18.00 in); Front line-kit reference: 220-6856.

Fitment & Compatibility

Match the model/year and original front-spindle condition below. DS1142 separates modified standard spindles from the 1LE performance spindle, which requires no machining. Confirm full wheel clearance, the correct 5 x 4.75 pattern and the specified outward hub-position change.

Models represented in the detailed applications: Camaro, Firebird. Each is subject to its individual year, trim and brake/suspension condition. Use the fitment table below to confirm year, model, trim and brake or suspension options.

PMB Performance has over 20 years of experience with parts and fitment details. Contact us with the original vehicle specification and any changes to its braking or suspension system.

Check the Installation instructions for the full assembly and wheel-clearance requirements.

Manufacturer Warning

Applicable to brake pads only. WARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide which are known to the State of California to cause cancer or other reproductive harm. For more information go to www.p65warnings.ca.gov.