{"product_id":"wilwood-120-10174","title":"Wilwood Right Rear GP310 Sprocket Brake Caliper for Custom Harley-Davidson, Chrome","description":"\u003cp\u003eThis chrome GP310 is a right-hand rear sprocket-brake caliper for a custom Harley-Davidson installation. Four 1.25-inch stainless pistons operate in a billet aluminum body designed around a nominal 0.35-inch braking surface. Bill Wood established Wilwood Engineering in 1977. Based in Camarillo, California, the company designs and manufactures disc brake systems, from calipers and brake rotors to master cylinders, valves, fittings and brake lines for motorsport, street-performance and specialized use.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 120-10174. Component: GP310 Motorcycle Rear (Sprocket Brake) caliper.\u003c\/li\u003e\n\u003cli\u003eSupply: one brake caliper, not a complete axle brake kit. Match the mating rotor, pads, bracket and connection hardware to the installation.\u003c\/li\u003e\n\u003cli\u003ePiston dust boots: not fitted.\u003c\/li\u003e\n\u003cli\u003eNominal rotor width 0.35 inch; compatible outside diameter from 9.00 through 11.50 inches. Specified rotor-width limits: 0.29–0.35 inch.\u003c\/li\u003e\n\u003cli\u003ePad fit is type 6208. Match the pad dimensions and compound to the rotor and intended braking conditions.\u003c\/li\u003e\n\u003cli\u003eCaliper weight: approximately 2.3 lb.\u003c\/li\u003e\n\u003cli\u003eHydraulic inlet thread: 3\/8-24. Use a fitting with the correct thread and sealing seat.\u003c\/li\u003e\n\u003cli\u003eConstruction and surface: billet aluminum housing finished in Chrome.\u003c\/li\u003e\n\u003cli\u003eBracket interface: 3.50-inch lug centers with 0.39-inch holes; orientation: right hand.\u003c\/li\u003e\n\u003cli\u003eBore configuration 1.25 inches across 4 pistons; piston material: stainless steel. Hydraulic effective area: 2.46 square inches.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eMatch the caliper to the specific sprocket-brake bracket and rotor arrangement. Its 3.50-inch lug spacing and 9.00–11.50-inch diameter envelope do not imply fitment to every motorcycle using a GP310-family brake.\u003c\/p\u003e\u003cp\u003eWith 20+ years of experience, PMB Performance can help compare the actual brake hardware. Supply the caliper number, rotor dimensions and mounting measurements when asking about compatibility.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67764003340466,"sku":"120-10174","price":581.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/GP_310_sprocket_Motorcycle-xl.jpg?v=1792508496","url":"https:\/\/pmbperformance.com\/products\/wilwood-120-10174","provider":"PMB Performance","version":"1.0","type":"link"}