{"product_id":"wilwood-120-11026","title":"Wilwood Left HM4 Rear Hydraulic \/ Mechanical Brake Caliper, Clear Finish","description":"\u003cp\u003eThis left-hand HM4 caliper combines a hydraulic piston with mechanical brake actuation in a cast aluminum floating assembly. The 1.00-inch bore and nominal 0.19-inch rotor-width channel define this utility-oriented rear version. 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: 120-11026. Component: HM4 Hydra-Mechanical 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\u003eConstruction and surface: cast aluminum housing finished in clear anodize.\u003c\/li\u003e\n\u003cli\u003eBore configuration 1.00 inches across 1 piston; piston material: stainless steel. Hydraulic effective area: 0.79 square inches.\u003c\/li\u003e\n\u003cli\u003ePad fit is type 6407. Match the pad dimensions and compound to the rotor and intended braking conditions.\u003c\/li\u003e\n\u003cli\u003eCaliper weight: approximately 2.7 lb.\u003c\/li\u003e\n\u003cli\u003ePiston dust boots: included.\u003c\/li\u003e\n\u003cli\u003eBracket interface: 3.00-inch floating centers with 0.67-inch holes; orientation: left hand.\u003c\/li\u003e\n\u003cli\u003eNominal rotor width 0.19 inch; compatible outside diameter from 6.00 through 11.20 inches. Specified rotor-width limits: 0.15–0.19 inch.\u003c\/li\u003e\n\u003cli\u003eHydraulic inlet thread: M10 x 1.00. Use a fitting with the correct thread and sealing seat.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eVerify the left-hand actuator clearance and complete release of the mechanism. The bracket needs 3.00-inch mounting centers, and rotor diameter must remain within the specified 6.00–11.20-inch envelope.\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":67764004389042,"sku":"120-11026","price":116.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/120-11026-xl.jpg?v=1792508528","url":"https:\/\/pmbperformance.com\/products\/wilwood-120-11026","provider":"PMB Performance","version":"1.0","type":"link"}