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Product details
These Wilwood aluminum adapters mount eight-bolt brake rotors to Pro Street and Drag front hubs. The pair uses a 5 x 3.88-inch hub pattern and an 8 x 7.00-inch rotor interface, including the 12.19-inch rotor arrangement in kit 140-11547. Camarillo, California is home to Wilwood Engineering, founded by Bill Wood in 1977. The company designs and manufactures complete disc-brake systems and parts, from calipers and rotors to master cylinders, valves, fittings and brake lines, for motorsport, street-performance and specialized applications. Selection depends on the complete brake-system configuration.
Technical Details
- Manufacturer part number: 300-3099-2
- Material: Aluminum
- Finish: Plain
- Package: 2 front rotor adapters
- Weight: 1.500 lb
- Rotor size designation: 11.75 in
- Additional rotor application: 12.19 in in kit 140-11547
- Rotor bolt circle: 8 x 7.00 in
- Hub bolt circle: 5 x 3.88 in
Fitment & Compatibility
Match the hub to the 5 x 3.88-inch attachment and select the rotor and caliper as a complete brake package. The 8 x 7.00-inch rotor circle is used with the listed 11.75-inch configuration and the 12.19-inch rotor in kit 140-11547; rotor diameter alone does not establish compatibility.
Manufacturer Documents
The photograph represents the product family. Match the ordered configuration using the part number and specifications above.
For help matching the component to your assembly, contact PMB Performance with the brake-kit details and dimensions. Our team has over 20 years of experience working through parts and fitment questions.
