{"product_id":"dorman-946-623-drive-shaft-rear","title":"Dorman 946-623 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-623 Rear Drive Shaft Assembly\u003c\/h2\u003e\u003cp\u003eThe Dorman 946-623 is a complete rear driveshaft assembly built for direct replacement service. It arrives pre-balanced and includes 100% new yokes, tubes, constant velocity joints, and universal joints for a ready-to-install driveline solution.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel shaft construction for driveline strength\u003c\/li\u003e\n\u003cli\u003e3.5 in shaft diameter\u003c\/li\u003e\n\u003cli\u003e132.92 in drive shaft length\u003c\/li\u003e\n\u003cli\u003e0.083 in wall thickness\u003c\/li\u003e\n\u003cli\u003eGreaseable drive shaft design\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for application-specific fitment\u003c\/li\u003e\n\u003cli\u003eComplete rear driveshaft assembly\u003c\/li\u003e\n\u003cli\u003ePart number 946-623\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eBuilt as a replacement rear driveshaft, this Dorman assembly is engineered for driveline service where a worn or damaged shaft needs to be replaced without rebuilding individual components. The steel tube, new yokes, CV joints, and universal joints provide a complete service part for vehicles that require a rear driveshaft assembly. For buyers searching for a Dorman 946-623 driveshaft for Ford F-250 or Ford F-350 applications, this part offers a straightforward replacement path with the correct assembly-style format.\u003c\/p\u003e\u003cp\u003eThe greaseable design supports routine service, while the adjustable overall length helps address application-specific driveline requirements. If you are sourcing a rear driveshaft for Ford Super Duty trucks, the 946-623 is a relevant OE-style replacement reference to verify against your original shaft dimensions and configuration.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Solve\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVibration caused by a worn or out-of-balance driveshaft\u003c\/li\u003e\n\u003cli\u003eClunking or driveline noise from worn U-joints\u003c\/li\u003e\n\u003cli\u003eLoss of driveline smoothness from damaged CV joints\u003c\/li\u003e\n\u003cli\u003eReplacement needs after shaft tube or yoke wear\u003c\/li\u003e\n\u003cli\u003eService issues on rear driveshaft assemblies with incorrect length or balance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify shaft length, diameter, wall thickness, and end configuration against the original part before installation. Confirm rear driveline application details on the vehicle and compare the existing assembly to the Dorman 946-623. This part cross-references Ford F81A4K357BA for the same application. For Ford F-250 and Ford F-350 rear driveshaft replacement, match the original mounting points and driveline measurements before final installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eThis Dorman driveshaft assembly is supplied as a complete replacement unit with new service components and pre-balanced construction. Dorman is known for replacement driveline parts that follow OE-style service requirements, and part number 946-623 is built for direct-fit verification against the original assembly.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798261952693,"sku":"BKKY-946-623","price":1439.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946623_Generic.jpg?v=1784008926","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-623-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}