{"product_id":"wilwood-140-16988","title":"Wilwood Rear Dynapro Low-Profile Brake Kit, BOP 2.75-Inch Bearing Axles: 11-Inch Plain Rotors with Black Calipers","description":"\u003cp\u003eThis staggered rear brake conversion combines four-piston Dynapro Low-Profile service calipers with 11.00-inch rotors and internal drum parking-brake assemblies. The axle interface is the BOP 2.75-inch bearing flange with a 2.75-inch axle offset. Black calipers and 11.00-inch plain face rotors are the selected configuration. Founded by Bill Wood in 1977 and based in Camarillo, California, Wilwood Engineering designs and manufactures disc brake systems and components for motorsport, street-performance and specialized applications. Its range includes calipers, brake rotors, master cylinders, valves, fittings and brake lines, chosen to match the complete system.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOrder specification: manufacturer part number 140-16988; quantity one brake kit.\u003c\/li\u003e\n\u003cli\u003eThe piston diameter specification is 1.38, 1.38 inches, paired with BP-10 brake pads.\u003c\/li\u003e\n\u003cli\u003eMatching existing wheel hubs are retained; replacement hubs are not included.\u003c\/li\u003e\n\u003cli\u003eHydraulic inlet: 1\/8-27 NPT.\u003c\/li\u003e\n\u003cli\u003eNominal wheel minimum: 14 inches; verify the complete caliper profile against the wheel drawing.\u003c\/li\u003e\n\u003cli\u003eFlexlines are not included. Choose the required hydraulic hoses and adapters separately.\u003c\/li\u003e\n\u003cli\u003eDrum parking-brake assemblies are included inside the rotor hats. Supply parking cables, cable hardware\/adapters and hydraulic hoses\/fittings separately.\u003c\/li\u003e\n\u003cli\u003ePads and mounting hardware are included. Spindles, master cylinder and brake booster are separate.\u003c\/li\u003e\n\u003cli\u003eBrake rotor specification: Ultralite HP 32 \u0026amp; Hat, with plain face friction faces. Overall size is 11.00 × 0.81 inches. Material: Iron.\u003c\/li\u003e\n\u003cli\u003eLug-mounted Forged Dynapro Low Profile calipers are supplied. Each has 4 pistons in stainless, with black powder coat on the caliper body.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eUse measured axle dimensions: BOP 2.75-inch bearing flange, 2.75-inch offset and the staggered shock\/caliper layout. DS-1529 describes the 1964–1970 Buick\/Oldsmobile\/Pontiac axle arrangement, but no particular vehicle model is established here. Confirm the flange drawing, rotor register and axle-flange maximum of 6.61 inches with the specified chamfer. The rotor hat is drilled for 1\/2-inch wheel studs; upgrading smaller studs may require machining. Hydraulic hoses\/fittings and parking cables, hardware or adapters are not supplied.\u003c\/p\u003e\u003cp\u003ePMB Performance brings 20+ years of parts and fitment experience to brake selection. Send the actual hub or spindle details, existing brake configuration and wheel measurements for help checking this combination.\u003c\/p\u003e\u003cp\u003eManufacturer documentation: \u003ca href=\"https:\/\/www.wilwood.com\/PDF\/DataSheets\/ds1529.pdf\"\u003eInstallation instructions\u003c\/a\u003e; \u003ca href=\"https:\/\/www.wilwood.com\/Images\/BrakeKits\/Axle-Offset-Worksheet-Wilwood.pdf\"\u003eTechnical bulletin\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eManufacturer Warning\u003c\/h3\u003e\u003cp\u003eApplicable to brake pads only: Wilwood warns of exposure to arsenic, cadmium, hexavalent chromium compounds, lead, nickel, cobalt and antimony trioxide, chemicals known to California to cause cancer or reproductive harm. More information:\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.P65Warnings.ca.gov\/\"\u003eP65Warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67757525663922,"sku":"140-16988","price":1114.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/140-16988_kit-xl.jpg?v=1792450362","url":"https:\/\/pmbperformance.com\/products\/wilwood-140-16988","provider":"PMB Performance","version":"1.0","type":"link"}