{"product_id":"wilwood-120-11571-si","title":"Wilwood Side-Inlet Narrow Dynalite Four-Piston Caliper, 0.38-Inch Rotor Width \/ 1.75-Inch Bore","description":"\u003cp\u003eThis side-inlet Narrow Dynalite brings the hydraulic connection through the side of the forged body. Its four 1.75-inch stainless pistons retain the 4.80-square-inch effective area with a nominal 0.38-inch rotor-width channel. Camarillo, California is home to Wilwood Engineering, the disc brake company Bill Wood founded in 1977. Its design and manufacturing range spans calipers, brake rotors, master cylinders, valves, fittings and brake lines for motorsport, street-performance and specialized brake systems.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 120-11571-SI. Component: Forged Narrow Dynalite 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\u003eNominal rotor width 0.38 inch; compatible outside diameter from 11.75 through 12.72 inches. Specified rotor-width limits: 0.25–0.38 inch.\u003c\/li\u003e\n\u003cli\u003eHydraulic inlet thread: 1\/8-27 NPT. Use a fitting with the correct thread and sealing seat.\u003c\/li\u003e\n\u003cli\u003ePad fit is type 7816; 7216. Match the pad dimensions and compound to the rotor and intended braking conditions.\u003c\/li\u003e\n\u003cli\u003eBore configuration 1.75 inches across 4 pistons; piston material: stainless steel. Hydraulic effective area: 4.80 square inches.\u003c\/li\u003e\n\u003cli\u003ePiston dust boots: not fitted.\u003c\/li\u003e\n\u003cli\u003eBracket interface: 3.50-inch lug centers with 0.45-inch holes. Specified mount height: 2.85 inches; orientation: universal.\u003c\/li\u003e\n\u003cli\u003eConstruction and surface: forged aluminum housing finished in Type III anodize.\u003c\/li\u003e\n\u003cli\u003eCaliper weight: approximately 4.1 lb.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eCheck the side inlet's access and clearance to the wheel and bracket. The 3.50-inch lug centers and 7816\/7216 pad shape need the correct thin-rotor mounting relationship.\u003c\/p\u003e\u003cp\u003eAsk PMB Performance to check the complete brake arrangement before ordering. Our team brings over 20 years of experience; photographs and measured bracket and rotor dimensions make that check more useful.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67764007993522,"sku":"120-11571-SI","price":212.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/120-11571-SI-xl.jpg?v=1792508575","url":"https:\/\/pmbperformance.com\/products\/wilwood-120-11571-si","provider":"PMB Performance","version":"1.0","type":"link"}