{"product_id":"wilwood-171-8976","title":"Wilwood Undrilled Drag Hat, 0.26-Inch Face and 1.220-Inch Offset","description":"\u003cp\u003eWilwood's undrilled drag hat has 1.220-inch offset and a 0.26-inch face. Confirm the 2.17-inch register and eight-bolt rotor arrangement. The manufacturer, Wilwood Engineering, was established by Bill Wood in 1977 and is based in Camarillo, California. It designs and builds disc brake systems with a range covering calipers, brake rotors, master cylinders, valves, fittings and brake lines. Motorsport, street-performance and specialized applications require components selected for the complete braking system.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e 171-8976\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal clearance diameter:\u003c\/strong\u003e 6.40 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting-face thickness:\u003c\/strong\u003e 0.26 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer-listed attachment hardware reference:\u003c\/strong\u003e 230-8390; verify the specific rotor and attachment arrangement before ordering hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer installation note:\u003c\/strong\u003e 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.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Drag Brake Rotor Hat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface finish:\u003c\/strong\u003e Black E-Coat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor mounting method:\u003c\/strong\u003e Fixed Mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHat offset:\u003c\/strong\u003e 1.220 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor attachment interface:\u003c\/strong\u003e 8 x 7.00 inches; rotor attachment, separate from the hub flange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHub-flange mounting\/clearance pattern(s):\u003c\/strong\u003e Blank — flange requires machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter register diameter:\u003c\/strong\u003e 2.17 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor mounting hole\/thread designation:\u003c\/strong\u003e 5\/16-18\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eThe specified Custom drag brake systems must use the same hat geometry and rotor interface. Verify the hub register and offset measurement reference before assembling the brake system. The blank hub flange is not ready to bolt on. Have a qualified machinist verify the drilling layout, register and finished mounting surfaces for the intended assembly.\u003c\/p\u003e\u003ch3\u003eManufacturer Reference\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.wilwood.com\/Hats\/HatProd?itemno=171-8976\"\u003eWilwood component specifications and dimensions\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003ePMB Performance can help identify the required brake component with over 20 years of parts experience. Send the kit details and original-part measurements.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67730129879218,"sku":"171-8976","price":164.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/171-8976-xl.jpg?v=1792173168","url":"https:\/\/pmbperformance.com\/products\/wilwood-171-8976","provider":"PMB Performance","version":"1.0","type":"link"}