{"product_id":"dorman-946-390-drive-shaft-rear","title":"Dorman 946-390 Drive Shaft - Rear","description":"\u003ch2\u003eRear Drive Shaft for Ford F-350 Super Duty\u003c\/h2\u003e\u003cp\u003eThis Dorman drive shaft assembly is built for the rear of 2011-2016 Ford F-350 Super Duty DRW Crew Chassis Cab applications. Part number 946-390 is a direct replacement style driveline component with a steel shaft, slip yoke, and a greaseable design for serviceability.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2011-2016 Ford F-350 Super Duty, rear, with dual rear wheels (DRW) and Crew Chassis Cab configuration\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 installation readiness\u003c\/li\u003e\n\u003cli\u003eSlip yoke included for proper driveline fitment\u003c\/li\u003e\n\u003cli\u003eGreaseable drive shaft design for maintenance access\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable to help match application requirements\u003c\/li\u003e\n\u003cli\u003ePart number 946-390; cross-reference: BC3Z4R602AS\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-390 is a complete rear drive shaft assembly for Ford F-350 Super Duty trucks in the 2011-2016 model years with dual rear wheels and Crew Chassis Cab configuration. It uses a steel shaft and is pre-balanced to reduce the need for additional setup before installation. The assembly includes 100% new yokes, tubes, constant velocity joints, and universal joints per the manufacturer’s design description, helping restore driveline function with a replacement built for the application. If you are sourcing a rear drive shaft for a Ford F-350 Super Duty, this part number 946-390 provides a direct-fit replacement path for the listed configuration.\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\u003eLoss of smooth power transfer to the rear axle\u003c\/li\u003e\n\u003cli\u003eService issues caused by damaged shaft tubing or slip yoke wear\u003c\/li\u003e\n\u003cli\u003eFitment problems when replacing the original rear shaft on a Ford F-350 Super Duty DRW Crew Chassis Cab\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear axle and cab configuration before ordering, since this drive shaft is listed for 2011-2016 Ford F-350 Super Duty rear applications with dual rear wheels and Crew Chassis Cab. Confirm overall length, shaft diameter, and driveline connection points against the original unit before installation. Inspect related driveline components, including mounts and joints, so the replacement shaft can be installed on a clean, properly aligned system.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman supplies this drive shaft as a complete replacement assembly with new yokes, tubes, CV joints, and universal joints according to the manufacturer description. The pre-balanced construction and steel shaft design support consistent driveline service for the specified Ford F-350 Super Duty application.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798255136949,"sku":"BKKY-946-390","price":395.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946390_Fro.jpg?v=1784008114","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-390-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}