{"product_id":"wilwood-140-16907-r","title":"Wilwood Front 12.19-Inch Rotor Kit with Red Dynapro Radial Calipers for Chevrolet Tri-Five ProSpindle Cars (1955–1957), Plain","description":"\u003cp\u003eThis Narrow Dynapro Radial front brake conversion combines four-piston calipers, 12.19-inch rotor rings, separate hats and replacement aluminum hubs. It is built around the Wilwood two-inch-drop ProSpindle interface. Red calipers and 12.19-inch plain face rotors are the selected configuration. Based in Camarillo, California, Wilwood Engineering was established by Bill Wood in 1977. Its disc brake systems serve motorsport, street-performance and specialized applications. Calipers, brake rotors, master cylinders, valves, fittings and brake lines are matched to the requirements of the whole system.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProduct identification: Wilwood 140-16907-R. Package quantity: one kit for the stated configuration.\u003c\/li\u003e\n\u003cli\u003eThe brake package includes pads and required mounting hardware, excluding spindles, master cylinder and booster.\u003c\/li\u003e\n\u003cli\u003eHydraulic line selection is a separate purchase. Check hose length, adapters and routing before assembly.\u003c\/li\u003e\n\u003cli\u003eCheck the wheel-clearance diagram before purchase; the nominal minimum wheel diameter is 15 inches.\u003c\/li\u003e\n\u003cli\u003eConnect the hydraulic line through the 1\/8-27 NPT caliper inlet.\u003c\/li\u003e\n\u003cli\u003eThe kit includes new aluminum hubs and their bearing hardware. Select the 5 x 4.50, 5 x 4.75-inch wheel pattern and 1\/2-20 studs.\u003c\/li\u003e\n\u003cli\u003eRotor mounting is through separate aluminum hats, offset 1.430 inch and finished in black e-coat.\u003c\/li\u003e\n\u003cli\u003ePiston sizing follows the published 1.75, 1.75-inch specification. The included brake-pad compound is BP-10.\u003c\/li\u003e\n\u003cli\u003eCaliper selection is 4-piston Dynapro Radial Mount. Body finish: red powder coat; attachment: radial; piston material: stainless.\u003c\/li\u003e\n\u003cli\u003eRotor package uses Ultralite HP 32 components. Each is 0.81 inch thick with 12.19-inch diameter and plain faces. Published material: Iron.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eWilwood ProSpindle 831-16660 is the required front spindle and is sold separately. This Dynapro assembly places new hubs and 12.19-inch rotor\/hat units on that spindle, with a published 0.34-inch outward track change per side. Use the original steering arms and their specified hardware. The vehicle rows cover 1955–1957 Bel Air, Nomad, One-Fifty, Sedan Delivery and Two-Ten, with Del Ray listed for 1957. Check the hub wheel pattern, hose selection and 15-inch wheel envelope. Confirm all year, model and brake-package details against the application table below, including the notes attached to each row.\u003c\/p\u003e\u003cp\u003ePMB Performance has 20+ years of experience with parts and fitment details. Share your current brake setup, intended use and mounting measurements so we can help check the complete installation.\u003c\/p\u003e\u003cp\u003eManufacturer documentation: \u003ca href=\"https:\/\/www.wilwood.com\/PDF\/DataSheets\/ds1514.pdf\"\u003eInstallation instructions\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eManufacturer Warning\u003c\/h3\u003e\u003cp\u003eApplicable to brake pads only: Wilwood warns of exposure to arsenic, cadmium, hexavalent chromium compounds, lead, nickel, cobalt and antimony trioxide, chemicals known to California to cause cancer or reproductive harm. More information:\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.P65Warnings.ca.gov\/\"\u003eP65Warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e\u003cdiv class=\"fitment-table-wrap\" style=\"overflow-x:auto\"\u003e\u003ctable class=\"specs\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eModel option\u003c\/th\u003e\n\u003cth\u003eFront brakes\u003c\/th\u003e\n\u003cth\u003eRear brakes\u003c\/th\u003e\n\u003cth\u003eKit application\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1955-1957\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eBel Air\u003c\/td\u003e\n\u003ctd\u003eVehicles using WWE Tri Five ProSpindle.\u003c\/td\u003e\n\u003ctd\u003eDrop\u003c\/td\u003e\n\u003ctd\u003eDrum\u003c\/td\u003e\n\u003ctd\u003eFront Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1955-1957\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eNomad\u003c\/td\u003e\n\u003ctd\u003eVehicles using WWE Tri Five ProSpindle.\u003c\/td\u003e\n\u003ctd\u003eDrop\u003c\/td\u003e\n\u003ctd\u003eDrum\u003c\/td\u003e\n\u003ctd\u003eFront Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1955-1957\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eOne-Fifty Series\u003c\/td\u003e\n\u003ctd\u003eVehicles using WWE Tri Five ProSpindle.\u003c\/td\u003e\n\u003ctd\u003eDrop\u003c\/td\u003e\n\u003ctd\u003eDrum\u003c\/td\u003e\n\u003ctd\u003eFront Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1955-1957\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSedan Delivery\u003c\/td\u003e\n\u003ctd\u003eVehicles using WWE Tri Five ProSpindle.\u003c\/td\u003e\n\u003ctd\u003eDrop\u003c\/td\u003e\n\u003ctd\u003eDrum\u003c\/td\u003e\n\u003ctd\u003eFront Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1955-1957\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eTwo-Ten Series\u003c\/td\u003e\n\u003ctd\u003eVehicles using WWE Tri Five ProSpindle.\u003c\/td\u003e\n\u003ctd\u003eDrop\u003c\/td\u003e\n\u003ctd\u003eDrum\u003c\/td\u003e\n\u003ctd\u003eFront Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1957\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eDel Ray\u003c\/td\u003e\n\u003ctd\u003eVehicles using WWE Tri Five ProSpindle.\u003c\/td\u003e\n\u003ctd\u003eDrop\u003c\/td\u003e\n\u003ctd\u003eDrum\u003c\/td\u003e\n\u003ctd\u003eFront Kit\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67757525237938,"sku":"140-16907-R","price":1288.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/140-16907-R_kit-xl.jpg?v=1792450351","url":"https:\/\/pmbperformance.com\/products\/wilwood-140-16907-r","provider":"PMB Performance","version":"1.0","type":"link"}