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Product details
C3 Corvette front conversions use this Wilwood flared-bell hat with 1.620-inch offset. Verify the 2.81-inch register and intended rotor hardware. Wilwood Engineering, founded in 1977 by Bill Wood, is based in Camarillo, California. The company designs and manufactures disc brake systems and supplies master cylinders, calipers, brake rotors, valves, fittings and lines for motorsport, street-performance and specialized installations. Select each component around the complete system’s requirements.
Technical Details
- Manufacturer part number: 170-10620
- Surface finish: Black E-Coat
- Rotor mounting method: Fixed Mount
- Position in the specified brake assembly: Front
- Hat offset: 1.620 inch
- Rotor attachment interface: 12 x 8.75 inches; rotor attachment, separate from the hub flange
- Hub-flange mounting/clearance pattern(s): 5 x 4.50, 5 x 4.75 inches; verify the actual hub and wheel-stud clearance
- Center register diameter: 2.81 inches
- Rotor mounting hole/thread designation: 1/4-20
- Internal clearance diameter: 6.40 inches
- Mounting-face thickness: 0.25 inches
- Hub-side hole clearance diameter(s): 0.520 inches; these are clearance dimensions, not wheel-stud thread sizes
- Manufacturer-listed attachment hardware reference: 230-4572; verify the specific rotor and attachment arrangement before ordering hardware
- Component: Flared-Bell Brake Rotor Hat
- Material: Aluminum
Fitment & Compatibility
Use this replacement only within the specified Chevrolet Corvette C3 brake conversions. Compare the hub, caliper position and rotor attachment to the complete assembly drawing. Select the rotor and attachment hardware separately for the documented assembly. Follow the installation drawing for engagement and clearance at every mounting point.
Manufacturer Reference
Wilwood component specifications and dimensions
With more than 20 years of parts and fitment experience, PMB Performance can help compare the existing brake assembly with the required component.
