{"product_id":"dorman-946-442-drive-shaft-rear","title":"Dorman 946-442 Drive Shaft - Rear","description":"\u003ch2\u003eRear Driveshaft for Ford Super Duty\u003c\/h2\u003e\u003cp\u003eThis Dorman rear driveshaft is a complete replacement assembly for 1999-2002 Ford F-250 Super Duty and F-350 Super Duty applications. Part number 946-442 is pre-balanced and built for direct installation, with new yokes, tubes, CV joints, and universal joints already assembled.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete rear driveshaft assembly for Ford Super Duty trucks\u003c\/li\u003e\n\u003cli\u003ePre-balanced for smoother operation after replacement\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction with a 3.5 in diameter\u003c\/li\u003e\n\u003cli\u003e76.76 in drive shaft length with 0.083 in wall thickness\u003c\/li\u003e\n\u003cli\u003eGreaseable design for serviceability\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for proper driveline setup\u003c\/li\u003e\n\u003cli\u003eIncludes 100% new yokes, tubes, CV joints, and universal joints\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-442 is a rear drive shaft assembly engineered for 1999-2002 Ford F-250 Super Duty and 1999-2002 Ford F-350 Super Duty trucks. It uses a steel shaft with regular-grade construction, a 3.5-inch shaft diameter, and a 76.76-inch overall length to match the listed rear application. The adjustable overall length and greaseable design support driveline service and fitment correction during replacement. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Replacement Reasons\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVibration from a worn or out-of-balance rear driveshaft\u003c\/li\u003e\n\u003cli\u003eNoise caused by worn CV joints or universal joints\u003c\/li\u003e\n\u003cli\u003eDriveline play from damaged yokes or tube wear\u003c\/li\u003e\n\u003cli\u003eService issues on a Ford F-250 Super Duty or Ford F-350 Super Duty rear shaft\u003c\/li\u003e\n\u003cli\u003eNeed for a complete rear driveshaft replacement instead of rebuilding individual components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear driveline measurements before installation and compare the existing shaft length, diameter, and mounting configuration to the listed specifications. Confirm vehicle fitment for 1999-2002 Ford F-250 Super Duty and 1999-2002 Ford F-350 Super Duty, rear, before ordering. Part number 946-442 is intended as a direct replacement-style assembly, so proper alignment and torque procedures should be followed during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman supplies this driveshaft as a complete, pre-balanced assembly with new major driveline components already installed. That construction supports consistent replacement quality for Ford Super Duty rear driveshaft service.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798256054453,"sku":"BKKY-946-442","price":434.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946442_FRO.jpg?v=1784008266","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-442-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}