{"product_id":"wilwood-120-8729-rd","title":"Wilwood Red Powerlite Four-Piston Brake Caliper, Wider Rotor Body and 1.38-Inch Bores","description":"\u003cp\u003eThis red Powerlite combines the 1.38-inch stainless piston option with the wider 0.86-inch nominal rotor opening. Its forged body carries four pistons and mounts radially on a suitable bracket. It is supplied as an individual caliper for a dimensionally compatible brake conversion or matching component replacement. Founded in 1977 by Bill Wood, Wilwood Engineering is based in Camarillo, California. Its disc brake systems and components serve motorsport, street-performance and specialized applications. Calipers, brake rotors, master cylinders, valves, fittings and brake lines are among its products, selected according to the complete brake system’s requirements.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 120-8729-RD\u003c\/li\u003e\n\u003cli\u003eCaliper type: Powerlite Radial Mount\u003c\/li\u003e\n\u003cli\u003eConstruction: Forged Aluminium\u003c\/li\u003e\n\u003cli\u003eFinish: Red Powder Coat\u003c\/li\u003e\n\u003cli\u003ePiston bores: 1.38 \/ 1.38 inches\u003c\/li\u003e\n\u003cli\u003ePiston type: Stainless\u003c\/li\u003e\n\u003cli\u003ePiston count: 4\u003c\/li\u003e\n\u003cli\u003ePublished piston area: 3.00 square inches\u003c\/li\u003e\n\u003cli\u003eDust boots: No\u003c\/li\u003e\n\u003cli\u003eNominal rotor width: 0.86 inch\u003c\/li\u003e\n\u003cli\u003eRotor thickness limits: 0.79–0.86 inches\u003c\/li\u003e\n\u003cli\u003eRotor diameter limits: 9.45–11.00 inches\u003c\/li\u003e\n\u003cli\u003eMounting style: Radial\u003c\/li\u003e\n\u003cli\u003eHandedness: Not restricted to one side; correct mounting and bleed orientation required\u003c\/li\u003e\n\u003cli\u003eMounting centers: 5.08 inches\u003c\/li\u003e\n\u003cli\u003eMounting-hole size: 0.40 inch\u003c\/li\u003e\n\u003cli\u003eMount height: 1.56 inch\u003c\/li\u003e\n\u003cli\u003eHydraulic inlet thread: 1\/8-27 NPT\u003c\/li\u003e\n\u003cli\u003eRequired pad shape: 7912\u003c\/li\u003e\n\u003cli\u003ePublished pad area: 5 square inches\u003c\/li\u003e\n\u003cli\u003ePublished pad volume: 1.8 cubic inches\u003c\/li\u003e\n\u003cli\u003eManufacturer-listed component weight: 2.8 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eCheck the actual rotor thickness and the complete mounting outline against the package drawing. Radial spacing, mount height and lateral offset must place the pads correctly. Verify wheel-barrel and spoke clearance around the body and fitting, then confirm the hydraulic sizing required by the published piston area.\u003c\/p\u003e\u003cp\u003ePMB Performance has over 20 years of experience helping customers with brake and parts fitment. Share the installed component identification and relevant measurements when requesting assistance.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67764669939890,"sku":"120-8729-RD","price":257.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/120-8729-RD-xl.jpg?v=1792514595","url":"https:\/\/pmbperformance.com\/products\/wilwood-120-8729-rd","provider":"PMB Performance","version":"1.0","type":"link"}