Wilwood Front 13.06-Inch GT Rotor & Red Superlite Kit — Ford Mustang (2005–2014)

GT-slotted rotors and red Superlite calipers define this 13.06-inch Mustang front conversion. The supplied brackets and pads suit the listed stock-offset hub arrangement, with the exact trim and factory brake configuration checked before ordering. Based in Camarillo, California, Wilwood Engineering has designed and manufactured disc brake systems and components since Bill Wood founded the company in 1977. Its work spans motorsport, street-performance and specialized applications, with a product range covering master cylinders, calipers, brake rotors, valves, fittings and brake lines. These parts must be chosen for the requirements of the entire brake system.

Technical Details

• Manufacturer part number: 140-9109-R
• Caliper body: Forged aluminum; hydraulic inlet: 1/8-27 NPT
• Rotor surface finish: Black Electro Coat; rotors are not supplied burnished
• Rotor/hat wheel-stud clearance pattern(s): 5 x 4.5 in; 5 x 114.3 mm; 5 x 4.75 in; 5 x 120.65 mm; the existing hub/axle pattern is retained
• Hat/rotor stud-hole clearance: 0.580 in; 14.73 mm; 0.520 in; 13.21 mm; this is not a wheel-stud thread designation
• Hydraulic hoses: not included; match the separate lines and fittings to the application
• Kit includes calipers, rotors and mounting hardware; replacement hubs and spindles are not included
• Not included: master cylinder and brake booster
• Wheel clearance: 17-inch wheels may fit; check the complete manufacturer caliper/rotor template
• Quantity: sold as one axle kit
• Service calipers: 6-piston Forged Narrow Superlite 6R; Red Powder Coat; radial mounting
• Brake rotors: 13.06 x 1.25 inches; Spec-37 Iron; GT Slotted; vented
• Included pad compound: BP-10; pistons: stainless steel

Fitment & Compatibility

For the listed 2005–2014 Ford Mustang front applications with five-lug, stock-offset hubs. The table separates base, GT, Bullitt, Boss 302 and Shelby GT500 configurations by year. Confirm the exact factory package and wheel measurements before ordering.

DS520 describes the 13.06-inch conversion and notes that the original dust plates may need permanent removal for rotor clearance. Front flexline kit 220-9111 is separate and includes the replacement hose brackets; the factory bracket hardware is reused as instructed.

Review the complete fitment table below before purchase, retaining the restrictions attached to the chosen vehicle.

Manufacturer Resources

• Wilwood kit specifications and wheel-clearance information
• Installation instructions and component list

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.

Ask PMB Performance to help confirm the configuration before ordering if the vehicle has modified brakes or running gear. We have over 20 years of experience with parts and fitment; a VIN plus the installed component details gives us the best starting point.

Vehicle Applications

Application Notes

1. Front flexline kit 220-9111 is specified for this kit and is sold separately. Confirm fitting compatibility and hose routing for the vehicle.
2. Line kit included (manufacturer): None
3. Front line-kit reference: 220-9111