Wilwood Left Slotted ULGT Rotor, 0.99-inch Wide, 11.75-inch Spec-37 Ring

SKU: 160-15880

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Product details

The left ULGT version combines the sixteen-vane curved layout with a slotted friction surface. Its 0.99-inch section and 11.75-inch diameter are chosen for the matching moderate-heat racing system, with replacement compatibility checked by exact mounting dimensions. Bill Wood founded Wilwood Engineering in 1977. Based in Camarillo, California, the company designs and manufactures disc brake systems, including calipers, brake rotors, master cylinders, valves, fittings and brake lines. Its motorsport, street-performance and specialized components are selected around the requirements of the whole braking system.

Technical Details

  • Manufacturer part number: 160-15880
  • Rotor size: 11.75 inches diameter x 0.99 inches wide
  • Rotor material: Spec-37 Iron
  • Face and finish: GT Slotted; Plain
  • Vanes: 16 CV; curved
  • Mounting direction: Left-hand
  • Factory condition: Factory burnished no; balanced no
  • Opposite-side component, ordered separately: 160-15879
  • Rotor-to-hat/hub attachment circle: 8 x 7.00 inches
  • Attachment hole size or thread: 0.326 inches
  • Center / lug registration: 6.38 inches
  • Far-side inside diameter: 8.46 inches
  • Approximate component weight: 7.10 lb
  • Quantity: one rotor ring; hat, hub, mounting hardware, calipers and pads are separate

Fitment & Compatibility

Intended for moderate-temperature dirt and asphalt racing in the matched ULGT system. Wilwood identifies this family as the replacement for 160-13980/160-13981; confirm the handed rotor, 0.99-inch width and actual hat interface before changing components.

Manufacturer reference: Wilwood rotor specifications

With more than 20 years of parts and brake-system experience, PMB Performance can help review the rotor, hat and caliper combination before you order.