{"product_id":"dorman-946-739-drive-shaft-rear","title":"Dorman 946-739 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-739 Drive Shaft Overview\u003c\/h2\u003e\u003cp\u003eDorman 946-739 is a complete drive shaft assembly for driveline repair where a direct replacement shaft is needed. It is pre-balanced and built with new yokes, tubes, and universal joints, with a steel shaft body, slip yoke, greaseable design, and adjustable overall length for proper driveline setup.\u003c\/p\u003e\u003cp\u003eFor Ford F-250 and Ford F-350 applications, this drive shaft supports a straightforward replacement path when the original shaft is worn, damaged, or out of balance. The Dorman 946-739 part number is also referenced as a direct interchange for F81Z4R602DP.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel shaft construction for driveline strength\u003c\/li\u003e\n\u003cli\u003ePre-balanced assembly for smoother operation\u003c\/li\u003e\n\u003cli\u003e100% new yokes, tubes, 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 application-specific fitment\u003c\/li\u003e\n\u003cli\u003eDrive shaft length: 106.84 in\u003c\/li\u003e\n\u003cli\u003eShaft diameter: 3.5 in\u003c\/li\u003e\n\u003cli\u003eWall thickness: 0.083 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-739 is a regular-grade replacement drive shaft assembly engineered for driveline service where the original shaft has excessive vibration, wear, or physical damage. The steel construction, 3.5-inch shaft diameter, and 0.083-inch wall thickness provide a serviceable replacement foundation, while the greaseable design supports routine maintenance. This assembly is supplied ready to install with a slip yoke and adjustable overall length, helping match the driveline geometry required by the vehicle.\u003c\/p\u003e\u003cp\u003eThis part is a practical choice for Ford F-250 and Ford F-350 truck driveline repairs when the existing shaft no longer runs true. If you are searching for a Ford F-250 drive shaft replacement or a Ford F-350 rear drive shaft assembly, Dorman 946-739 provides the core components needed for a direct driveline service job. The part number 946-739 is also useful when cross-checking replacement listings against F81Z4R602DP.\u003c\/p\u003e\u003cp\u003eThis part cross-references F81Z4R602DP for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDriveline vibration at speed\u003c\/li\u003e\n\u003cli\u003eClunking or noise from a worn shaft assembly\u003c\/li\u003e\n\u003cli\u003eDamage from bent, cracked, or fatigued driveline components\u003c\/li\u003e\n\u003cli\u003eExcess play from worn universal joints or yokes\u003c\/li\u003e\n\u003cli\u003eFitment issues caused by an incorrect shaft length\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 slip yoke engagement. Confirm the shaft orientation and mounting points match the vehicle configuration before final tightening. After installation, inspect for smooth rotation, proper clearance, and balanced operation during a road test.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman supplies this drive shaft as a complete replacement assembly with new core driveline components and pre-balanced construction for consistent service performance. Part number 946-739 is built for repair-focused replacement on Ford F-250 and Ford F-350 driveline applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798265065653,"sku":"BKKY-946-739","price":1303.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946739_Fro.jpg?v=1784009425","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-739-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}