{"product_id":"dorman-946-391-drive-shaft-rear","title":"Dorman 946-391 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-391 Rear Driveshaft for Ford F-350 Super Duty\u003c\/h2\u003e\u003cp\u003eDorman 946-391 is a complete rear drive shaft assembly for select 2011-2016 Ford F-350 Super Duty trucks. It is pre-balanced for installation and built with new yokes, tubes, CV joints, and universal joints to support a direct driveline replacement.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2011-2016 Ford F-350 Super Duty, rear\u003c\/li\u003e\n\u003cli\u003eComplete drive shaft assembly for driveline service\u003c\/li\u003e\n\u003cli\u003ePre-balanced for installation\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction with 3.5 in diameter\u003c\/li\u003e\n\u003cli\u003e79.55 in overall drive shaft length\u003c\/li\u003e\n\u003cli\u003e0.083 in wall thickness\u003c\/li\u003e\n\u003cli\u003eSlip yoke included\u003c\/li\u003e\n\u003cli\u003eGreaseable design for serviceability\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable\u003c\/li\u003e\n\u003cli\u003ePart number 946-391\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman drive shaft is built for rear driveline replacement on the Ford F-350 Super Duty and is engineered as a ready-to-install assembly. The steel shaft uses a 3.5-inch diameter and 0.083-inch wall thickness, with a slip yoke and adjustable overall length to match the application. Dorman 946-391 also cross-references Ford BC3Z4R602NN for the same application.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a rear driveshaft for 2011-2016 Ford F-350 Super Duty, this assembly provides the core driveline components needed for a complete replacement. The greaseable design supports routine service, while the pre-balanced construction helps reduce the need for additional balancing work after installation.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVibration from a worn or damaged rear driveshaft\u003c\/li\u003e\n\u003cli\u003eClunking or driveline noise during acceleration or deceleration\u003c\/li\u003e\n\u003cli\u003eExcess play from worn yokes or joints\u003c\/li\u003e\n\u003cli\u003eDriveline issues caused by tube damage or imbalance\u003c\/li\u003e\n\u003cli\u003eReplacement needs after shaft wear on Ford F-350 Super Duty rear applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear application, shaft length, and driveline configuration before installation. Compare the existing shaft dimensions and slip yoke setup to the vehicle to confirm proper fitment for the 2011-2016 Ford F-350 Super Duty. Inspect related driveline components during replacement and follow factory service procedures for torque and alignment.\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. Part number 946-391 is built for the listed Ford F-350 Super Duty rear fitment and is intended to replace the original driveline assembly with a service-ready unit.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798255169717,"sku":"BKKY-946-391","price":566.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946391_Fro.jpg?v=1784008121","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-391-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}