Wilwood Left 11.75-inch HD Rotor with 0.81-inch Width and Smooth Faces

SKU: 160-12284

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Product details

Smooth faces distinguish the HD preparation on this left-hand 11.75-inch ring. The eight-bolt mounting and 0.81-inch friction width must agree with the hat, caliper and pad sweep before it replaces an existing rotor. Founded by Bill Wood in 1977, Camarillo, California-based Wilwood Engineering designs and manufactures disc brake systems for motorsport, street-performance and specialized applications. Its calipers and brake rotors work alongside its master cylinders, valves, fittings and brake lines, with each individual component selected according to the complete system's requirements.

Technical Details

  • Manufacturer part number: 160-12284
  • Outside diameter / width: 11.75 inches diameter x 0.81 inches wide
  • Material specification: Spec-37 Iron
  • Friction surface / finish: Plain Face; Plain
  • Ventilation: 36 CV; curved
  • Mounting direction: Left-hand
  • Preparation: Balanced: no; factory burnished: no
  • Opposite-side component, ordered separately: 160-12283
  • Rotor-to-hat/hub attachment circle: 8 x 7.00 inches
  • Attachment hole size or thread: 0.326 inches
  • Center registration: 6.38 inches
  • Far-side inside diameter: 7.87 inches
  • Approximate weight: 9.15 lb
  • Quantity: one rotor ring; hat, hub, mounting hardware, calipers and pads are separate

Fitment & Compatibility

Use the complete brake kit to establish axle location, caliper spacing and wheel clearance. This 11.75-inch rotor needs a 8 x 7.00-inch mounting interface with 6.38-inch centering. Pad compound and sweep must be suitable for the ring material and 0.81-inch working section. Select pads and operating duty to suit the rotor material and the intended brake system.

Manufacturer reference: Wilwood rotor specifications

Over 20 years of brake and parts experience support PMB Performance's fitment assistance. We can help assess the specified rotor against the hardware already on the vehicle.