{"product_id":"dorman-946-731-drive-shaft-rear","title":"Dorman 946-731 Drive Shaft - Rear","description":"\u003ch2\u003eDrive Shaft Assembly for Driveline Repair\u003c\/h2\u003e\u003cp\u003eThis Dorman drive shaft assembly is a direct replacement for driveline service where a worn or damaged shaft needs to be replaced with a complete unit. Part number 946-731 is pre-balanced and built with new yokes, tubes, CV joints, and universal joints for a ready-to-install solution.\u003c\/p\u003e\u003cp\u003eCompatible With Ford F-250 Super Duty and Ford F-350 Super Duty applications that use this driveline configuration, this drive shaft supports smooth power transfer from the transmission to the axle. The steel shaft construction, 3.5-inch shaft diameter, 108.46-inch overall length, and 0.083-inch wall thickness provide the core dimensions needed for proper replacement fitment.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePre-balanced complete drive shaft assembly\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction for driveline service\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\u003e3.5-inch shaft diameter and 0.083-inch wall thickness\u003c\/li\u003e\n\u003cli\u003ePart number 946-731\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-731 is built as a complete drive shaft assembly for vehicles that need a replacement driveline component rather than a repair to individual shaft parts. The assembly is pre-balanced to reduce vibration concerns during operation, and the steel tube construction is paired with new yokes and joints for a full-service replacement. This part cross-references Ford OE number F81Z4R602CC for the same application.\u003c\/p\u003e\u003cp\u003eFor Ford F-250 Super Duty and Ford F-350 Super Duty driveline service, this assembly provides the dimensions and features needed to restore shaft function after wear, damage, or imbalance. The greaseable design supports routine maintenance, while the adjustable overall length helps with driveline setup during installation. Part number 946-731 is a practical choice when replacing a complete rear drive shaft assembly.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDriveline vibration from a worn or out-of-balance shaft\u003c\/li\u003e\n\u003cli\u003eNoise from damaged universal joints or CV joints\u003c\/li\u003e\n\u003cli\u003eExcess play from worn yokes or shaft components\u003c\/li\u003e\n\u003cli\u003eCorrosion or structural damage to the original steel shaft\u003c\/li\u003e\n\u003cli\u003eFitment issues after driveline service requiring a complete replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify vehicle application, shaft length, diameter, and driveline configuration before installation. Confirm that the slip yoke and adjustable overall length match the original setup on the Ford F-250 Super Duty or Ford F-350 Super Duty application. Inspect related driveline components, including mounts and axle interfaces, before installing the new shaft.\u003c\/p\u003e\u003cp\u003eBecause this assembly is pre-balanced, avoid altering the shaft or joints during installation. Use proper driveline service procedures and torque specifications for the vehicle to help maintain alignment and smooth operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this drive shaft assembly as a regular-grade replacement part built for service use. The pre-balanced construction and all-new major shaft components support consistent driveline performance in the specified Ford truck applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798264836277,"sku":"BKKY-946-731","price":1553.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946731_Fro.jpg?v=1784009377","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-731-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}