{"product_id":"dorman-946-424-drive-shaft-rear","title":"Dorman 946-424 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-424 Drive Shaft for Ford F-350 Super Duty\u003c\/h2\u003e\u003cp\u003eRestore driveline function with this Dorman drive shaft assembly for the rear of 1999-2001 Ford F-350 Super Duty models with dual rear wheels (DRW). Part number 946-424 is a complete steel driveshaft assembly that arrives pre-balanced for installation and uses all-new yokes, tubes, and joints for a direct replacement approach.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1999-2001 Ford F-350 Super Duty, rear, w\/Dual Rear Wheels (DRW)\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction with a 3.5 in diameter and 0.083 in wall thickness\u003c\/li\u003e\n\u003cli\u003ePre-balanced assembly for smoother driveline operation\u003c\/li\u003e\n\u003cli\u003eSlip yoke included for proper driveline engagement\u003c\/li\u003e\n\u003cli\u003eGreaseable design for serviceability\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for fitment alignment\u003c\/li\u003e\n\u003cli\u003ePart number 946-424\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-424 is a replacement drive shaft assembly built for rear applications on the Ford F-350 Super Duty with dual rear wheels. It is engineered as a complete steel driveline component with new yokes, tubes, and universal-joint-related hardware as specified by the manufacturer, and it is supplied pre-balanced to reduce the need for additional balancing work during replacement. The 81.28 in drive shaft length, slip yoke design, and adjustable overall length help support proper driveline geometry for the listed application. This part cross-references Ford OE number F81Z4R602EC for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVibration from a worn or out-of-balance rear driveshaft\u003c\/li\u003e\n\u003cli\u003eClunking or driveline noise caused by worn shaft components\u003c\/li\u003e\n\u003cli\u003eExcessive play from damaged yokes or tube wear\u003c\/li\u003e\n\u003cli\u003eService issues related to a non-greaseable or worn driveline assembly\u003c\/li\u003e\n\u003cli\u003eReplacement needs after shaft damage or corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm rear-axle application and DRW configuration before installation. Verify driveshaft length, slip yoke engagement, and driveline alignment against the original part before final tightening. Because this assembly is pre-balanced, avoid adding weights or altering the shaft unless required by vehicle-specific service procedures. Part number 946-424 should be matched to the listed Ford F-350 Super Duty fitment for proper installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman supplies this drive shaft as a complete replacement assembly with new components and pre-balanced construction to support consistent driveline performance. The design follows the listed OE cross-reference application for the Ford F-350 Super Duty.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798255923381,"sku":"BKKY-946-424","price":930.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946424_FRO.jpg?v=1784008246","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-424-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}