Wilwood Front Fox Body Mustang Brake Hat with Twelve-Bolt Rotor Interface

SKU: 170-10149

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Product details

For the specified Fox Body Mustang conversion, this Wilwood front hat uses a 12-bolt rotor interface. Confirm 0.880-inch offset and hub register. Founded by Bill Wood in 1977, Wilwood Engineering designs and manufactures disc brake systems from Camarillo, California. Its calipers, brake rotors, master cylinders, valves, fittings and brake lines serve motorsport, street-performance and specialized applications. Individual components must be selected for the complete brake system.

Technical Details

  • Manufacturer part number: 170-10149
  • Rotor mounting hole/thread designation: 1/4-20
  • Internal clearance diameter: 7.25 inches
  • Mounting-face thickness: 0.30 inches
  • Hub-side hole clearance diameter(s): 0.580, 0.520 inches; these are clearance dimensions, not wheel-stud thread sizes
  • Manufacturer-listed attachment hardware reference: 230-4572; verify the specific rotor and attachment arrangement before ordering hardware
  • Component: Short-Offset Brake Rotor Hat
  • Material: Aluminum
  • Surface finish: Black E-Coat
  • Rotor mounting method: Fixed Mount
  • Position in the specified brake assembly: Front
  • Hat offset: 0.880 inch
  • Rotor attachment interface: 12 x 8.75 inches; rotor attachment, separate from the hub flange
  • Hub-flange mounting/clearance pattern(s): 5 x 4.50, 5 x 4.75 inches; verify the actual hub and wheel-stud clearance
  • Center register diameter: 2.80 inches

Fitment & Compatibility

Identify the installed brake conversion before choosing this hat for Ford Mustang Fox Body brake conversions. The offset, center register and attachment hardware must agree with the rotor and hub in that assembly. Select the rotor and attachment hardware separately for the documented assembly. Follow the installation drawing for engagement and clearance at every mounting point.

Manufacturer Reference

Wilwood component specifications and dimensions

With more than 20 years of parts and fitment experience, PMB Performance can help compare the existing brake assembly with the required component.