{"product_id":"84677864-genuine-gm®-brake-master-cylinder-assembly-2019-2022","title":"84677864 | Genuine GM® Brake Master Cylinder Assembly 2019-2022","description":"\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e: Brake Master Cylinder Assembly For 2019-2022 Chevrolet Silverado, GMC Sierra, GMC Yukon, Chevrolet Suburban\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e: Remanfactured\u003cbr\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: GM®\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 84677864\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFitment 84677864:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"fitment-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"fitment-year\"\u003eYear\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"fitment-make\"\u003eMake\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"fitment-model\"\u003eModel\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"fitment-trim\"\u003eBody \u0026amp; Trim\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"fitment-engine\"\u003eEngine \u0026amp; Transmission\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody class=\"fitment-table-body\"\u003e\n\u003ctr class=\"fitment-row\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSilverado 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eCustom, Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, WT, ZR2\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSilverado 1500 LTD\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eCustom, Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, SSV, WT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSuburban\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eCommercial, High Country, LS, LT, Premier, RST, Z71\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e3.0L L6 - Diesel, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eTahoe\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eCommercial, High Country, LS, LT, PPV, Premier, RST, SSV, Z71\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e3.0L L6 - Diesel, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eGMC\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSierra 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eAT4, AT4X, Denali, Denali Ultimate, Elevation, Pro, SLE, SLT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eGMC\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSierra 1500 Limited\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eAT4, Denali, Elevation, Pro, SLE, SLT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eGMC\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eYukon\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eAT4, Denali, SLE, SLT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e3.0L L6 - Diesel, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2022\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eGMC\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eYukon XL\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eAT4, Denali, SLE, SLT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e3.0L L6 - Diesel, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2021\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSilverado 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eCustom, Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, SSV, WT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2021\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eGMC\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSierra 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eAT4, Base, Denali, Elevation, SLE, SLT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2020\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSilverado 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eCustom, Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, SSV, WT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2020\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eGMC\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSierra 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eAT4, Base, Denali, Elevation, SLE, SLT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 3.0L L6 - Diesel, 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2019\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eChevrolet\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSilverado 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eCustom, Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST, SSV, WT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"fitment-row fitment-hidden\"\u003e\n\u003ctd class=\"fitment-year\"\u003e2019\u003c\/td\u003e\n\u003ctd class=\"fitment-make\"\u003eGMC\u003c\/td\u003e\n\u003ctd class=\"fitment-model\"\u003eSierra 1500\u003c\/td\u003e\n\u003ctd class=\"fitment-trim\"\u003eAT4, Base, Denali, Elevation, SLE, SLT\u003c\/td\u003e\n\u003ctd class=\"fitment-engine\"\u003e2.7L L4 - Gas, 4.3L V6 - Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong data-start=\"2\" data-end=\"27\"\u003ebrake master cylinde\u003c\/strong\u003e\u003cstrong\u003er 84677864 \u003c\/strong\u003eis one of the most important parts of a vehicle’s braking system — it’s what turns your foot pressure on the brake pedal into hydraulic pressure that stops the car.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli data-end=\"648\" data-start=\"380\"\u003e\n\u003cp data-end=\"435\" data-start=\"383\"\u003e\u003cstrong data-end=\"433\" data-start=\"383\"\u003eConverts Foot Pressure into Hydraulic Pressure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"648\" data-start=\"439\"\u003e\n\u003cli data-end=\"548\" data-start=\"439\"\u003e\n\u003cp data-end=\"548\" data-start=\"441\"\u003eWhen you press the brake pedal, the master cylinder’s piston(s) push brake fluid through the brake lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"648\" data-start=\"552\"\u003e\n\u003cp data-end=\"648\" data-start=\"554\"\u003eThis pressure activates the calipers or wheel cylinders, which apply the brakes at the wheels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"924\" data-start=\"650\"\u003e\n\u003cp data-end=\"709\" data-start=\"653\"\u003e\u003cstrong data-end=\"707\" data-start=\"653\"\u003eDistributes Pressure Between Front and Rear Brakes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"924\" data-start=\"713\"\u003e\n\u003cli data-end=\"826\" data-start=\"713\"\u003e\n\u003cp data-end=\"826\" data-start=\"715\"\u003eModern master cylinders are \u003cstrong data-end=\"759\" data-start=\"743\"\u003edual-circuit\u003c\/strong\u003e for safety — one circuit for the front brakes, one for the rear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"924\" data-start=\"830\"\u003e\n\u003cp data-end=\"924\" data-start=\"832\"\u003eIf one circuit fails (for example, due to a leak), the other still provides partial braking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1116\" data-start=\"926\"\u003e\n\u003cp data-end=\"982\" data-start=\"929\"\u003e\u003cstrong data-end=\"980\" data-start=\"929\"\u003eMaintains Consistent Brake Feel and Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1116\" data-start=\"986\"\u003e\n\u003cli data-end=\"1116\" data-start=\"986\"\u003e\n\u003cp data-end=\"1116\" data-start=\"988\"\u003eThe master cylinder regulates fluid pressure so that the brakes respond smoothly and predictably every time you press the pedal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1311\" data-start=\"1118\"\u003e\n\u003cp data-end=\"1158\" data-start=\"1121\"\u003e\u003cstrong data-end=\"1156\" data-start=\"1121\"\u003eStores and Supplies Brake Fluid\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1311\" data-start=\"1162\"\u003e\n\u003cli data-end=\"1260\" data-start=\"1162\"\u003e\n\u003cp data-end=\"1260\" data-start=\"1164\"\u003eThe attached reservoir holds extra fluid to compensate for pad wear and temperature expansion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1311\" data-start=\"1264\"\u003e\n\u003cp data-end=\"1311\" data-start=\"1266\"\u003eIt also allows easy inspection and refilling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1563\" data-start=\"1313\"\u003e\n\u003cp data-end=\"1352\" data-start=\"1316\"\u003e\u003cstrong data-end=\"1350\" data-start=\"1316\"\u003eSupports Modern Safety Systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1563\" data-start=\"1356\"\u003e\n\u003cli data-end=\"1563\" data-start=\"1356\"\u003e\n\u003cp data-end=\"1563\" data-start=\"1358\"\u003eIn vehicles with \u003cstrong data-end=\"1382\" data-start=\"1375\"\u003eABS\u003c\/strong\u003e or \u003cstrong data-end=\"1418\" data-start=\"1386\"\u003eElectronic Stability Control\u003c\/strong\u003e, the master cylinder often integrates with sensors and control valves that modulate pressure electronically to prevent wheel lockup or skidding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Failing Brake Master Cylinder 84677864:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli data-start=\"1646\" data-end=\"1711\"\u003e\n\u003cp data-start=\"1648\" data-end=\"1711\"\u003e\u003cstrong data-start=\"1648\" data-end=\"1679\"\u003eSoft or spongy brake pedal:\u003c\/strong\u003e Air or internal seal failure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1712\" data-end=\"1768\"\u003e\n\u003cp data-start=\"1714\" data-end=\"1768\"\u003e\u003cstrong data-start=\"1714\" data-end=\"1736\"\u003eBrake fluid leaks:\u003c\/strong\u003e Often from seals or fittings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1769\" data-end=\"1850\"\u003e\n\u003cp data-start=\"1771\" data-end=\"1850\"\u003e\u003cstrong data-start=\"1771\" data-end=\"1798\"\u003eBrake warning light on:\u003c\/strong\u003e Fluid low or pressure imbalance between circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eManufacturer information\u003c\/strong\u003e\u003cbr\u003e\u003cstrong data-start=\"0\" data-end=\"23\" data-is-only-node=\"\"\u003eGM (General Motors)\u003c\/strong\u003e is an American multinational automotive company headquartered in \u003cstrong data-start=\"89\" data-end=\"110\"\u003eDetroit, Michigan\u003c\/strong\u003e, founded in \u003cstrong data-start=\"123\" data-end=\"131\"\u003e1908\u003c\/strong\u003e. It designs, manufactures, and sells vehicles and parts under brands such as \u003cstrong data-start=\"209\" data-end=\"248\"\u003eChevrolet, GMC, Cadillac, and Buick\u003c\/strong\u003e. GM is known for innovation in automotive technology, including electric vehicles, safety systems, and advanced manufacturing. The company also produces \u003cstrong data-start=\"402\" data-end=\"423\"\u003egenuine OEM parts\u003c\/strong\u003e—like the \u003cstrong data-start=\"433\" data-end=\"453\"\u003eGM Genuine Parts\u003c\/strong\u003e line—to ensure high-quality fit, performance, and reliability for its vehicles.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eFirst Truck Parts offers a \u003c\/span\u003e\u003cstrong\u003e365-days\u003c\/strong\u003e\u003cspan\u003e warranty for all types of parts and in any condition. The warranty applies only to buyers who have placed an order on our website.\u003c\/span\u003e\u003c\/p\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":47086050279668,"sku":"84677864","price":625.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1479\/5764\/files\/86788482_Primary.avif?v=1761589106","url":"https:\/\/firsttruckparts.com\/en-ca\/products\/84677864-genuine-gm%c2%ae-brake-master-cylinder-assembly-2019-2022","provider":"First Truck Parts","version":"1.0","type":"link"}