Wilwood 2.784-Inch Register Ring Pair for FNSL4R Brake Hat Assemblies

SKU: 300-13651-2

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Product details

These Wilwood register rings locate the FNSL4R brake hat on its hub or axle pilot with a 2.784-inch bore. Wilwood specifies this pair with the 0.732-inch-offset hat/drum assembly in the DS1046 brake kit. Bill Wood established Wilwood Engineering in 1977. Based in Camarillo, California, the company makes disc-brake systems and components for motorsport, street-performance and specialized uses, including brake calipers and rotors, hydraulic master cylinders, valves, fittings and lines. System requirements determine the appropriate component combination.

Technical Details

  • Manufacturer part number: 300-13651-2
  • Material: Aluminum
  • Finish: Plain
  • Package: 2 FNSL4R hat register rings
  • Weight: 0.050 lb
  • Inside diameter: 2.784 in
  • Outside diameter: 3.060 in
  • Hat/drum application: 170-11306, 0.732 in offset

Fitment & Compatibility

Match the exact register adapter called out by the brake kit, including the 0.732-inch-offset hat/drum assembly in Wilwood data sheet DS-1046. The required 3.060-inch counterbore and full ring profile must match; another 2.784-inch ring is not automatically interchangeable.

Manufacturer Documents

The photograph represents the product family. Match the ordered configuration using the part number and specifications above.

Before ordering for a modified assembly, send PMB Performance the kit number and relevant component details. Our over 20 years of experience can help you confirm the correct combination.