{"product_id":"wilwood-140-13874-tx6r-rear-brake-kit-2500hd","title":"Wilwood 140-13874 – TX6R Big Brake Rear Brake Kit for GM 2500HD (2011–2019)","description":"\u003cp data-start=\"543\" data-end=\"940\"\u003eWilwood’s TX6R Tactical Extreme Big Brake Rear Kit delivers unmatched braking performance for heavy-duty trucks, SUVs, and armored vehicles. Designed specifically for the 2011–2019 GM 2500HD platform, this kit features massive GT-series rotors and high-strength TX6R six-piston calipers engineered to handle extreme braking loads, sustained high heat, towing, hauling, and aggressive off-road use.\u003c\/p\u003e\n\u003cp data-start=\"942\" data-end=\"1376\"\u003eThe kit includes 15.50” GT-series directional vane Spec-37 alloy rotors, 6-piston black powder-coat TX6R calipers, and precision-machined radial-mount brackets. The system is fully volume-matched for compatibility with factory master cylinder and power brake systems. This rear kit replaces the factory rear disc brakes while retaining the OE parking brake assembly, making it the ideal complement to Wilwood front big brake upgrades.\u003c\/p\u003e\n\u003cp data-start=\"1378\" data-end=\"1579\"\u003eEngineered for maximum durability and control, the TX6R kit provides significantly improved stopping power, fade resistance, thermal stability, and performance under heavy load or high-speed operation.\u003c\/p\u003e\n\u003cp data-start=\"1378\" data-end=\"1579\"\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"1586\" data-end=\"1616\"\u003e\u003cstrong data-start=\"1589\" data-end=\"1616\"\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1618\" data-end=\"1648\"\u003e\u003cstrong data-start=\"1622\" data-end=\"1648\"\u003ePerformance Highlights\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1649\" data-end=\"2229\"\u003e\n\u003cli data-start=\"1649\" data-end=\"1706\"\u003e\n\u003cp data-start=\"1651\" data-end=\"1706\"\u003eTactical Extreme TX6R 6-piston rear big brake upgrade\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1707\" data-end=\"1782\"\u003e\n\u003cp data-start=\"1709\" data-end=\"1782\"\u003eMassive \u003cstrong data-start=\"1717\" data-end=\"1744\"\u003e15.50” GT-series rotors\u003c\/strong\u003e with 72 staggered directional vanes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1783\" data-end=\"1868\"\u003e\n\u003cp data-start=\"1785\" data-end=\"1868\"\u003eEngineered for extreme braking conditions, high heat, and heavy load environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1869\" data-end=\"1952\"\u003e\n\u003cp data-start=\"1871\" data-end=\"1952\"\u003eBlack powder-coated TX6R calipers with stainless pistons for maximum durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1953\" data-end=\"2024\"\u003e\n\u003cp data-start=\"1955\" data-end=\"2024\"\u003eSlotted GT rotors with Spec-37 alloy for superior thermal stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2025\" data-end=\"2066\"\u003e\n\u003cp data-start=\"2027\" data-end=\"2066\"\u003eRetains \u003cstrong data-start=\"2035\" data-end=\"2064\"\u003eOE parking brake assembly\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2067\" data-end=\"2117\"\u003e\n\u003cp data-start=\"2069\" data-end=\"2117\"\u003eRadial-mount design for strength and precision\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2118\" data-end=\"2169\"\u003e\n\u003cp data-start=\"2120\" data-end=\"2169\"\u003eCompatible with factory master cylinder and ABS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2170\" data-end=\"2229\"\u003e\n\u003cp data-start=\"2172\" data-end=\"2229\"\u003ePerfect complement to Wilwood front TX6R big brake kits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2231\" data-end=\"2274\"\u003e\u003cstrong data-start=\"2235\" data-end=\"2274\"\u003eCalipers – TX6R (Black Powder Coat)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2275\" data-end=\"2558\"\u003e\n\u003cli data-start=\"2275\" data-end=\"2299\"\u003e\n\u003cp data-start=\"2277\" data-end=\"2299\"\u003eLH P\/N: 120-13818-BK\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2300\" data-end=\"2324\"\u003e\n\u003cp data-start=\"2302\" data-end=\"2324\"\u003eRH P\/N: 120-13817-BK\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2325\" data-end=\"2369\"\u003e\n\u003cp data-start=\"2327\" data-end=\"2369\"\u003e6-piston calipers with stainless pistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2370\" data-end=\"2409\"\u003e\n\u003cp data-start=\"2372\" data-end=\"2409\"\u003ePiston sizes: 1.75\" \/ 1.62\" \/ 1.62\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2410\" data-end=\"2441\"\u003e\n\u003cp data-start=\"2412\" data-end=\"2441\"\u003eTotal piston area: 6.52 in²\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2442\" data-end=\"2465\"\u003e\n\u003cp data-start=\"2444\" data-end=\"2465\"\u003eRadial mount design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2466\" data-end=\"2486\"\u003e\n\u003cp data-start=\"2468\" data-end=\"2486\"\u003ePad plate: 10120\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2487\" data-end=\"2510\"\u003e\n\u003cp data-start=\"2489\" data-end=\"2510\"\u003ePad area: 12.69 in²\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2511\" data-end=\"2535\"\u003e\n\u003cp data-start=\"2513\" data-end=\"2535\"\u003ePad volume: 6.81 in³\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2536\" data-end=\"2558\"\u003e\n\u003cp data-start=\"2538\" data-end=\"2558\"\u003ePad compound: BP-Q\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2560\" data-end=\"2597\"\u003e\u003cstrong data-start=\"2564\" data-end=\"2597\"\u003eRotors – GT 72 Staggered Vane\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2598\" data-end=\"2779\"\u003e\n\u003cli data-start=\"2598\" data-end=\"2628\"\u003e\n\u003cp data-start=\"2600\" data-end=\"2628\"\u003eLH \u0026amp; RH P\/N: 160-16997-GTB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2629\" data-end=\"2649\"\u003e\n\u003cp data-start=\"2631\" data-end=\"2649\"\u003eDiameter: 15.50\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2650\" data-end=\"2666\"\u003e\n\u003cp data-start=\"2652\" data-end=\"2666\"\u003eWidth: 1.38\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2667\" data-end=\"2699\"\u003e\n\u003cp data-start=\"2669\" data-end=\"2699\"\u003eMaterial: Iron, Black E-Coat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2700\" data-end=\"2722\"\u003e\n\u003cp data-start=\"2702\" data-end=\"2722\"\u003eGT slotted surface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2723\" data-end=\"2754\"\u003e\n\u003cp data-start=\"2725\" data-end=\"2754\"\u003e72-vane directional cooling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2755\" data-end=\"2779\"\u003e\n\u003cp data-start=\"2757\" data-end=\"2779\"\u003eDynamically balanced\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2781\" data-end=\"2827\"\u003e\u003cstrong data-start=\"2785\" data-end=\"2827\"\u003eRotor Hats – Parking Brake Hat (Truck)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2828\" data-end=\"2958\"\u003e\n\u003cli data-start=\"2828\" data-end=\"2846\"\u003e\n\u003cp data-start=\"2830\" data-end=\"2846\"\u003eP\/N: 170-13872\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2847\" data-end=\"2886\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2886\"\u003eMaterial: Iron, Black E-Coat finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2887\" data-end=\"2905\"\u003e\n\u003cp data-start=\"2889\" data-end=\"2905\"\u003eOffset: 2.920\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2906\" data-end=\"2932\"\u003e\n\u003cp data-start=\"2908\" data-end=\"2932\"\u003eBolt Circle: 8 x 7.09\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2933\" data-end=\"2958\"\u003e\n\u003cp data-start=\"2935\" data-end=\"2958\"\u003eStud Diameter: 0.640\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"2965\" data-end=\"2996\"\u003e\u003cstrong data-start=\"2968\" data-end=\"2996\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRear End Axle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAxle Offset\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.00\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCaliper Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTX6R 6-Piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRotor Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15.50\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Wheel Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMount Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRadial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePad Compound\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBP-Q\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCalipers, rotors, rotor hats, brackets, hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Lines\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBraided stainless lines required for some applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"3428\" data-end=\"3452\"\u003e\u003cstrong data-start=\"3431\" data-end=\"3452\"\u003eInstallation Info\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3453\" data-end=\"3670\"\u003e\n\u003cli data-start=\"3453\" data-end=\"3512\"\u003e\n\u003cp data-start=\"3455\" data-end=\"3512\"\u003eDirect bolt-on replacement for factory rear disc brakes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3513\" data-end=\"3544\"\u003e\n\u003cp data-start=\"3515\" data-end=\"3544\"\u003eWorks with OE parking brake\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3545\" data-end=\"3591\"\u003e\n\u003cp data-start=\"3547\" data-end=\"3591\"\u003eMinimum required wheel size: \u003cstrong data-start=\"3576\" data-end=\"3589\"\u003e20 inches\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3592\" data-end=\"3670\"\u003e\n\u003cp data-start=\"3594\" data-end=\"3670\"\u003eProfessional installation recommended due to size and weight of components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"3775\" data-end=\"3795\"\u003e\u003cstrong data-start=\"3778\" data-end=\"3795\"\u003eSpecial Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3796\" data-end=\"4072\"\u003e\n\u003cli data-start=\"3796\" data-end=\"3839\"\u003e\n\u003cp data-start=\"3798\" data-end=\"3839\"\u003eDesigned for 2011–2019 GM 2500HD trucks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3840\" data-end=\"3920\"\u003e\n\u003cp data-start=\"3842\" data-end=\"3920\"\u003eIntended for extreme-duty braking, towing, hauling, and high-performance use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3921\" data-end=\"3991\"\u003e\n\u003cp data-start=\"3923\" data-end=\"3991\"\u003eWorks as a system upgrade when paired with Wilwood front TX6R kits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3992\" data-end=\"4072\"\u003e\n\u003cp data-start=\"3994\" data-end=\"4072\"\u003eSome applications require separate purchase of braided stainless brake lines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":46126750662824,"sku":"WIL140-13874","price":3157.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/1016\/2344\/files\/140-13874.jpg?v=1765338145","url":"https:\/\/eliteracefab.com\/products\/wilwood-140-13874-tx6r-rear-brake-kit-2500hd","provider":"eliteracefab.com","version":"1.0","type":"link"}