{"product_id":"dorman-946-503-drive-shaft-rear","title":"Dorman 946-503 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-503 Drive Shaft Overview\u003c\/h2\u003e\u003cp\u003eDorman 946-503 is a complete drive shaft assembly for driveline service where a direct replacement is needed. It arrives pre-balanced and uses 100% new yokes, tubes, constant velocity joints, and universal joints for a ready-to-install solution.\u003c\/p\u003e\u003cp\u003eBuilt with a steel shaft, a 4-inch shaft diameter, a 113.49-inch overall length, and a 0.095-inch wall thickness, this drive shaft also includes a slip yoke, greaseable design, and adjustable overall length. It is a practical choice for driveline repair on vehicles such as Dodge Ram and Ram 1500 applications that require OE-style replacement fitment.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete drive shaft assembly for driveline replacement\u003c\/li\u003e\n\u003cli\u003ePre-balanced for installation readiness\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction for strength and durability\u003c\/li\u003e\n\u003cli\u003e100% new yokes, tubes, CV joints, and universal joints\u003c\/li\u003e\n\u003cli\u003eSlip yoke included\u003c\/li\u003e\n\u003cli\u003eGreaseable drive shaft design\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for fitment alignment\u003c\/li\u003e\n\u003cli\u003ePart number 946-503 for ordering and cross-reference\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eDorman 946-503 is engineered as a direct replacement drive shaft assembly for service work where the original shaft is worn, damaged, or no longer operating smoothly. The assembly is pre-balanced to reduce the need for additional setup, and the use of new yokes, tubes, CV joints, and universal joints supports a complete driveline refresh. The steel construction, 4-inch shaft diameter, and 0.095-inch wall thickness provide the structural profile expected in heavy-duty truck driveline service. This part number 946-503 is commonly searched for Dodge Ram and Ram 1500 driveline repair needs.\u003c\/p\u003e\u003cp\u003eThis part cross-references Mopar (e.g., 5146817AA) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDriveline vibration caused by a worn or out-of-balance shaft\u003c\/li\u003e\n\u003cli\u003eClunking or driveline noise from worn joints or yokes\u003c\/li\u003e\n\u003cli\u003eLoss of smooth power transfer through the driveshaft\u003c\/li\u003e\n\u003cli\u003eService issues related to a damaged slip yoke or shaft tube\u003c\/li\u003e\n\u003cli\u003eFitment problems when replacing an original drive shaft assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify driveline measurements before installation, including overall length and shaft diameter, to confirm proper alignment with the vehicle application. Because this assembly is greaseable and adjustable, follow the vehicle service procedure for lubrication points, torque specifications, and driveline indexing. Confirm the replacement matches the original configuration for Dodge Ram or Ram 1500 driveline service before final installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman supplies this drive shaft as a complete replacement assembly with new major components and pre-balanced preparation for service use. Part number 946-503 is built to support dependable driveline repair when an OE-style replacement is required.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":53013178220725,"sku":"BKKY-946-503","price":918.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946503_Fro.jpg?v=1787549370","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-503-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}