{"product_id":"wilwood-120-17204-y","title":"Wilwood Yellow XRS4R Radial Caliper, 0.95-Inch Rotor Width and Four 1.38-Inch Bores","description":"\u003cp\u003eThis yellow Wilwood XRS4R is a hydraulic brake caliper for a nominal 0.95-inch-wide rotor. Its stainless piston arrangement is equal-bore, while the forged housing retains the open center bridge and internal passages characteristic of the XRS range. Bill Wood established Wilwood Engineering in 1977. Based in Camarillo, California, the company designs and manufactures disc brake systems for motorsport, street-performance and specialized use, including calipers, brake rotors, master cylinders, valves, fittings and brake lines.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 120-17204-Y. Type: Forged XRS4R Radial Mount caliper.\u003c\/li\u003e\n\u003cli\u003eAttachment geometry: radial mount with 5.98-inch centers; universal. 0.39-inch holes; 1.45-inch mounting height.\u003c\/li\u003e\n\u003cli\u003eRotor dimensions: outside diameter 11.75–14.00 inches; nominal width 0.95 inch, with width limits of 0.89–0.99 inch.\u003c\/li\u003e\n\u003cli\u003ePad fit uses shape 10416. Match the pad to the rotor and intended operating conditions.\u003c\/li\u003e\n\u003cli\u003eBore sequence 1.38\/1.38 inches across 4 pistons. Piston construction: stainless steel; specified effective area 3.00 square inches.\u003c\/li\u003e\n\u003cli\u003eHydraulic inlet thread: 1\/8-27 NPT. Match the fitting thread and sealing arrangement to the brake hose.\u003c\/li\u003e\n\u003cli\u003eConstruction and surface: forged aluminum, finished in Yellow Powder Coat.\u003c\/li\u003e\n\u003cli\u003eCaliper component weight: approximately 5.0 lb.\u003c\/li\u003e\n\u003cli\u003eComponent: one individual hydraulic brake caliper. Select the mating rotor, pads, mounting hardware and line connection to suit the complete brake assembly.\u003c\/li\u003e\n\u003cli\u003ePiston dust boots: no.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eBracket offset and rotor diameter determine whether the pad follows the correct friction track. Use the listed width limits and mounting measurements together, without assuming a direct vehicle application from the finish or family name.\u003c\/p\u003e\u003cp\u003eFor help matching this caliper, contact PMB Performance with the brake-package details and rotor measurements. Our team has more than 20 years of experience with brake parts and fitment.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67764583202994,"sku":"120-17204-Y","price":636.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/120-17204-Y-xl.jpg?v=1792514385","url":"https:\/\/pmbperformance.com\/products\/wilwood-120-17204-y","provider":"PMB Performance","version":"1.0","type":"link"}