{"product_id":"wilwood-caliper-dynapro-dust-boot-5-25in-mount-blk-1-38in-pistons-81in-disc","title":"Wilwood Dynapro Brake Caliper - 1.38 in Piston Bore \/ 0.81 in Rotor Thickness \/ Black \/ Dust Boot | 120-11481","description":"\u003cp\u003eThe Wilwood Dynapro Brake Caliper (part number 120-11481) is a hydraulic brake caliper configured for the rotor and mounting dimensions listed below. It uses lug mounting with a listed nominal rotor thickness of 0.81 in.\u003c\/p\u003e\u003cp\u003ePiston sizing, rotor thickness, and mounting geometry determine how this caliper integrates with the brake system. A matching pad shape identifies the pad interface, while compound selection remains a separate operating-temperature decision.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTechnical details\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePiston count: 4.\u003c\/li\u003e\n\u003cli\u003ePiston material: Aluminum.\u003c\/li\u003e\n\u003cli\u003eBody material: Forged Aluminium.\u003c\/li\u003e\n\u003cli\u003eFinish: Black Powder Coat.\u003c\/li\u003e\n\u003cli\u003eMounting type: Lug.\u003c\/li\u003e\n\u003cli\u003eMounting side: Universal.\u003c\/li\u003e\n\u003cli\u003eMounting centers: 5.25 in.\u003c\/li\u003e\n\u003cli\u003eListed piston bore sizes: 1.38 \/ 1.38 in.\u003c\/li\u003e\n\u003cli\u003eNominal rotor thickness: 0.81 in.\u003c\/li\u003e\n\u003cli\u003eRotor thickness range: 0.75–0.83 in.\u003c\/li\u003e\n\u003cli\u003eRotor diameter range: 10.00–13.06 in.\u003c\/li\u003e\n\u003cli\u003eBrake pad shape: 7812.\u003c\/li\u003e\n\u003cli\u003eFluid inlet thread: 1\/8-27 NPT.\u003c\/li\u003e\n\u003cli\u003eDust boots: Fitted.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSelection and installation: Confirm rotor clearance, bracket alignment, wheel clearance, and the hydraulic connection before installation. Check whether pads and installation hardware are supplied with the specific assembly being purchased.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67996845703418,"sku":"WIL120-11481","price":286.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/81f1d3496080f395b5b395f9f6dceeb1.jpg?v=1793166687","url":"https:\/\/lgcracing.com\/products\/wilwood-caliper-dynapro-dust-boot-5-25in-mount-blk-1-38in-pistons-81in-disc","provider":"Legacy Racing","version":"1.0","type":"link"}