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Product details
This Wilwood front drag hat has a 1.530-inch offset and 5 x 4.75/5.00-inch flange. Select its eight-bolt rotor and check hardware clearance. Established in 1977 by Bill Wood, Camarillo, California-based Wilwood Engineering designs and manufactures disc brake systems. Its master cylinders, calipers, brake rotors, lines, fittings and valves support motorsport, street-performance and specialized applications, with each component selected for its role in the complete brake system.
Technical Details
- Manufacturer part number: 170-14206
- Internal clearance diameter: 6.22 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: 230-12177; verify the specific rotor and attachment arrangement before ordering hardware
- Manufacturer installation note: 3.06 " diameter register with counterbore for register ring.
- Component: Drag Brake Rotor Hat
- Material: Aluminum
- Surface finish: Black E-Coat
- Rotor mounting method: Fixed Mount
- Position in the specified brake assembly: Front
- Hat offset: 1.530 inch
- Rotor attachment interface: 8 x 7.00 inches; rotor attachment, separate from the hub flange
- Hub-flange mounting/clearance pattern(s): 5 X 4.75, 5 X 5.00 inches; verify the actual hub and wheel-stud clearance
- Center register diameter: 3.06 inches
- Rotor mounting hole/thread designation: 5/16-18
Fitment & Compatibility
The specified Matched drag brake conversions must use the same hat geometry and rotor interface. Verify the hub register and offset measurement reference before assembling the brake system. 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
Contact PMB Performance with the brake-kit identification and measurements for help selecting the part. Our team brings over 20 years of experience.
