{"product_id":"wilwood-270-15939","title":"Wilwood Rear Gen II Sprint Inboard Clamp Hub, Confirm 46\/48-Spline Interface","description":"\u003cp\u003eThe improved Gen II Sprint hub supports a separate inboard rotor adapter. Its published spline descriptions disagree, so confirm the axle interface and adapter connection before selecting this replacement clamp hub. 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 270-15939\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHub-to-adapter attachment:\u003c\/strong\u003e 3.37x2.28; this is not the wheel bolt circle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible rotor-adapter output interface(s):\u003c\/strong\u003e 6 x 5.50, 8 x 7.00; match the actual adapter and rotor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelated assembly part reference(s):\u003c\/strong\u003e 300-12581; 300-12582; check the kit contents and obtain any separately required parts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnresolved axle spline count:\u003c\/strong\u003e The product narrative states 46 teeth; its characteristics list states 48 splines. Confirm the exact supplied hub and axle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e One clamp-hub assembly; select the rotor adapter and rotor retention hardware separately\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Sprint Inboard Hub - Dynamic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition in the specified assembly:\u003c\/strong\u003e Rear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type III Anodize\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor mounting arrangement:\u003c\/strong\u003e Adapter-Dynamic\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eFor the specified rear inboard racing axle and matching rotor adapter. Confirm the spline count and profile, axle clamp engagement, rotor alignment and caliper clearance. This part mounts the brake rotor; it is not an outboard wheel hub.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.wilwood.com\/Hubs\/HubProd?itemno=270-15939\"\u003eWilwood component specifications\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eContact PMB Performance with the brake-kit identification and measurements for help selecting the part. Our team brings over 20 years of experience.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67731117899954,"sku":"270-15939","price":164.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/270-15939-xl.jpg?v=1792184353","url":"https:\/\/pmbperformance.com\/products\/wilwood-270-15939","provider":"PMB Performance","version":"1.0","type":"link"}