{"product_id":"wilwood-270-12730","title":"Wilwood Front Packard Rotor-Adapter Hub (1941–1956), Bearing Cap Sold Separately","description":"\u003cp\u003eFor the specified Packard conversion, this front hub accepts a vented-rotor adapter and separate press-on steel cap. Its two wheel patterns do not replace the need to compare the spindle and bearing arrangement. 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.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e 270-12730\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition in the specified assembly:\u003c\/strong\u003e Front\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 Bare\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel mounting pattern(s):\u003c\/strong\u003e 5 x 4.75, 5 x 5.00 inches; separate from rotor or drive-flange attachment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel-stud thread:\u003c\/strong\u003e 1\/2-20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor mounting arrangement:\u003c\/strong\u003e Adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor interface:\u003c\/strong\u003e 5 x 3.88; 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 6.25, 8 x 7.00; match the actual adapter and rotor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct-page drawing references (inches):\u003c\/strong\u003e A = 1.770; D = 2.749; H = 1.390; M = 3.490; N = 2.370; P = 3.020; Q = 0.250. Use the manufacturer drawing for the reference faces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer bearing \/ race references:\u003c\/strong\u003e Inner Bearing: 370-12734; Outer Bearing: 370-12735; Inner Hub Bearing - Race: 370-12731; Outer Hub Bearing - Race: 370-12732. References identify compatible service parts and do not mean all bearings are included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelated assembly part reference(s):\u003c\/strong\u003e 300-3307; 300-3099; check the kit contents and obtain any separately required parts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e One hub; the compatible rotor, rotor adapter or hat and its attachment hardware are selected for the complete conversion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearing cap:\u003c\/strong\u003e Press-on steel cap 270-12403 available separately\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Hub - Vented Rotor Offset\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eCheck wheel-flange position against the spindle and rotor mounting faces. Hubs for the same vehicle can use different offsets or bearing combinations and should not be substituted on model name alone.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.wilwood.com\/Hubs\/HubProd?itemno=270-12730\"\u003eWilwood component specifications\u003c\/a\u003e · \u003ca href=\"https:\/\/www.wilwood.com\/PDF\/DataSheets\/ds719.pdf\"\u003eManufacturer reference DS719\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eOur team at PMB Performance has over 20 years of parts and fitment experience. The existing component number and brake-system details help us check the match.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67731117015218,"sku":"270-12730","price":189.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/Pro_Street_steel_cap-xl_282c2ee3-981c-4f15-99b6-04d047dee297.jpg?v=1792184345","url":"https:\/\/pmbperformance.com\/products\/wilwood-270-12730","provider":"PMB Performance","version":"1.0","type":"link"}