{"product_id":"wilwood-140-13323-r","title":"Wilwood Rear GT-Slotted Brake Package with Red Superlite Calipers, Big Ford Bronco Axles with 2.36-Inch Offset","description":"\u003cp\u003eThis red rear assembly uses GT-slotted Spec-37 rotor rings with Superlite 4R calipers. The hats carry the specified wheel pattern and enclose a mechanical parking brake for the measured Big Ford housing end. Wilwood Engineering’s work covers the design and manufacture of disc brake systems for motorsport, street-performance and specialized applications. Bill Wood founded the company in 1977 in a business now based in Camarillo, California. Its calipers, master cylinders, brake rotors, brake lines, valves and fittings must be selected around the complete system.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e 140-13323-R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication and package:\u003c\/strong\u003e Rear Brake Kits - Street Performance; Rear Kits; Disc; Parking; Sold as a kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStud-hole \/ clearance provision:\u003c\/strong\u003e 0.640 in; 16.26 mm; diameter provision, not a thread designation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel diameter starting requirement:\u003c\/strong\u003e 17 in; 431.8 mm; verify the individual wheel against the installation drawing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear axle-end interface:\u003c\/strong\u003e Big Ford Bronco; axle\/flange offset 2.36 in; 59.94 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded mechanical components:\u003c\/strong\u003e Mounting hardware: Yes; hub(s): No; spindle(s): No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic components supplied:\u003c\/strong\u003e Master cylinder: No; brake booster: No; brake lines: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecified pad compound:\u003c\/strong\u003e BP-10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeparate rotor-hat specification:\u003c\/strong\u003e Iron; Black E-Coat; offset 1.540 inch; part 170-13326\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor dimensions:\u003c\/strong\u003e 12.88 in; 327.15 mm outside diameter; 1.10 in; 27.94 mm thickness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor construction:\u003c\/strong\u003e Spec-37 Iron; Vented; GT Slotted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliper assembly:\u003c\/strong\u003e Forged Narrow Superlite 4R; 4 pistons per caliper; Forged Aluminium body; Radial mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston and finish specification:\u003c\/strong\u003e Stainless pistons; Red calipers; Red Powder Coat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic inlet:\u003c\/strong\u003e 1\/8-27 NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel bolt pattern(s):\u003c\/strong\u003e 5 x 5.5 in; 5 x 139.7 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eCheck DS1018 against the actual Bronco-style Big Ford axle flange. Confirm offset, register and wheel clearance before adapting the separate parking cables or selecting hose length.\u003c\/p\u003e\u003cp\u003eThe hat and axle interface need three independent checks: the housing-end pattern, the specified offset and the illustrated 2.88-inch register\/centering arrangement. Flange diameter is limited to 6.61 inches; the drawing also calls for a 45-degree chamfer measuring 0.050 inch.\u003c\/p\u003e\u003cp\u003eThe installation reference identifies Big Ford Bronco rear applications with 3300-lb axle\/11-inch drums for 1966–1975 and the listed 1976–1977 configurations. Verify the actual flange,2.36-inch offset and axle register.\u003c\/p\u003e\u003cp\u003eHydraulic hoses\/fittings and parking-brake cables, adapters and cable hardware are not included. Choose a compatible cable arrangement for the internal parking brake; universal cable systems may require vehicle or cable modifications.\u003c\/p\u003e\u003ch3\u003eManufacturer References\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wilwood.com\/BrakeKits\/BrakeKitsProdRear?itemno=140-13323-R\"\u003eWilwood exact kit specifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wilwood.com\/PDF\/DataSheets\/ds1018.pdf\"\u003eWilwood installation instructions DS1018\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wilwood.com\/Images\/BrakeKits\/Axle-Offset-Worksheet-Wilwood.pdf\"\u003eAxle measurement worksheet\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWith more than 20 years of parts and fitment experience, PMB Performance can help compare the existing brake assembly with the required component.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67755883888818,"sku":"140-13323-R","price":2299.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/140-13323-R_kit-xl.jpg?v=1792431391","url":"https:\/\/pmbperformance.com\/products\/wilwood-140-13323-r","provider":"PMB Performance","version":"1.0","type":"link"}