Wilwood Rear Drag Hat for 5 x 4.75/5.00-Inch Flanges, 1.960-Inch Offset

A 5 x 4.75/5.00-inch flange and 1.960-inch offset define this Wilwood rear drag hat. Match the 3.06-inch register and eight-bolt rotor ring. Wilwood Engineering is a Camarillo, California manufacturer founded by Bill Wood in 1977. Disc brake design and manufacturing extend across calipers, brake rotors, master cylinders, valves, fittings and brake lines. Parts for street-performance, specialized applications and motorsport must be selected to meet the requirements of the complete brake system.

Technical Details

• Manufacturer part number: 170-5244
• Manufacturer installation note: Rotor Bolt Kit 230-0233D includes a short profile Hex Head Bolt for use with solid rotors, 230-2589 Bolt kit can be used in applications where additional clearance is available between bolt head and mount hardware.
• Component: Drag Brake Rotor Hat
• Material: Aluminum
• Surface finish: Black E-Coat
• Rotor mounting method: Fixed Mount
• Position in the specified brake assembly: Rear
• Hat offset: 1.960 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
• Internal clearance diameter: 6.14 inches
• Mounting-face thickness: 0.25 inches
• Hub-side hole clearance diameter(s): 0.700 inches; these are clearance dimensions, not wheel-stud thread sizes
• Manufacturer-listed attachment hardware reference: 230-0233D; verify the specific rotor and attachment arrangement before ordering hardware

Fitment & Compatibility

Select this hat for the exact Drag brake systems and installed hub arrangement. Compare the original part, rotor mounting circle and required hardware before replacing any component. 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

Ask PMB Performance for help comparing the installation requirements. We have more than 20 years of experience working with brake parts and fitment.