Fitment questions?
Call (855) 786-7101 or text (801) 304-3141. We check fitment by VIN.
Product details
For a Chevrolet front brake assembly using a vented rotor and intermediate adapter, this Wilwood aluminum hub provides the required vented-rotor offset arrangement. It has 5 x 4.50-inch and 5 x 4.75-inch wheel patterns plus a screw-on cap. 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: 270-7274
- Material: Aluminum
- Finish: Bare
- Position: Front
- Wheel bolt pattern: 5 x 4.75 in; 5 x 4.50 in
- Wheel stud thread: 1/2-20
- Rotor adapter patterns: 6 x 6.25 in; 8 x 7.00 in
- Rotor adapter options: 300-3307 for 6 x 6.25-inch pattern; 300-3099 for 8 x 7.00-inch pattern
- Weight: 3.3 lb
- Inner bearing specification: 370-0879 / A6 set (fitment reference)
- Outer bearing specification: 370-0877 / A2 set (fitment reference)
Fitment & Compatibility
Check the actual spindle and kit parts list before selection. Match the adapter, rotor width and bearing package; the solid-rotor hub differs in its mounting geometry.
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.
