{"product_id":"dorman-946-663-drive-shaft-rear","title":"Dorman 946-663 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-663 Rear Driveshaft for Ford F-350 Super Duty\u003c\/h2\u003e\u003cp\u003eRestore driveline function with this Dorman drive shaft assembly for the rear of select Ford F-350 Super Duty trucks. Built with a steel shaft, slip yoke, greaseable design, and adjustable overall length, it is made for direct replacement service on DRW extended chassis cab applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2003-2006 Ford F-350 Super Duty, rear, with Dual Rear Wheels (DRW) and Extended Chassis Cab\u003c\/li\u003e\n\u003cli\u003eFits 2007-2010 Ford F-350 Super Duty, rear, with Dual Rear Wheels (DRW) and Extended Chassis Cab\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction with 3.5 in diameter and 0.083 in wall thickness\u003c\/li\u003e\n\u003cli\u003eSlip yoke included for the specified application\u003c\/li\u003e\n\u003cli\u003eGreaseable drive shaft design for serviceability\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for proper driveline setup\u003c\/li\u003e\n\u003cli\u003ePre-balanced assembly with new yokes, tubes, CV joints, and universal joints per manufacturer description\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-663 is a rear drive shaft assembly for Ford F-350 Super Duty models with DRW and extended chassis cab configurations. It is engineered as a complete replacement driveline component and uses steel construction for strength in heavy-duty service. The assembly is pre-balanced and built with 100% new yokes, tubes, constant velocity joints, and universal joints according to the manufacturer description, helping simplify replacement on the Ford F-350 Super Duty rear driveline. This part cross-references Ford OE number 3C3Z4R602AE for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\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 from worn joints or yokes\u003c\/li\u003e\n\u003cli\u003eExcessive play in the rear driveline assembly\u003c\/li\u003e\n\u003cli\u003eService issues caused by a damaged slip yoke or shaft tube\u003c\/li\u003e\n\u003cli\u003eFitment problems on rear Ford F-350 Super Duty DRW extended chassis cab driveline service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear position, dual rear wheel configuration, extended chassis cab setup, and wheelbase details before installation. Confirm driveshaft length and driveline alignment during replacement, and follow factory service procedures for torque and balancing checks. This part number is 946-663.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman replacement driveline components are built for direct-fit service on the listed applications. Part number 946-663 is specified for rear Ford F-350 Super Duty trucks in the fitment range shown, with steel construction and serviceable greaseable design.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798263754933,"sku":"BKKY-946-663","price":1008.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946663_Fro.jpg?v=1784009165","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-663-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}