{"product_id":"dorman-946-577-drive-shaft-rear","title":"Dorman 946-577 Drive Shaft - Rear","description":"\u003ch2\u003eRear Driveshaft for Ford F-350 Super Duty\u003c\/h2\u003e\u003cp\u003eThis Dorman drive shaft assembly is built for rear applications on the Ford F-350 Super Duty and is pre-balanced for installation. Part number 946-577 is a direct driveline replacement for 1999-2002 Ford F-350 Super Duty models with dual rear wheels, including 2002 trucks built to 1\/06\/02.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete drive shaft assembly for rear driveline service\u003c\/li\u003e\n\u003cli\u003ePre-balanced for smoother operation after replacement\u003c\/li\u003e\n\u003cli\u003e100% new yokes, tubes, and universal joints\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction with a 3.5 in diameter\u003c\/li\u003e\n\u003cli\u003eSlip yoke included for proper driveline engagement\u003c\/li\u003e\n\u003cli\u003eGreaseable design for serviceable maintenance\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for application-specific setup\u003c\/li\u003e\n\u003cli\u003eDrive shaft length: 95.55 in; wall thickness: 0.083 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-577 is a rear drive shaft assembly engineered for Ford F-350 Super Duty trucks with dual rear wheels. It uses a steel shaft and includes new yokes, tubes, and universal joints, with a pre-balanced design to support a smoother driveline replacement. This part cross-references Ford OE number F81Z4R602FF for the same application. If you are replacing a worn rear driveshaft on a 1999-2002 Ford F-350 Super Duty, 946-577 provides the correct fitment details for DRW rear configurations.\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\u003eExcess play caused by damaged shaft components\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 tube or joint wear on Ford F-350 Super Duty trucks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eFits 1999-2001 Ford F-350 Super Duty, rear, w\/Dual Rear Wheels (DRW). Fits 2002 Ford F-350 Super Duty, rear, w\/Dual Rear Wheels (DRW); to 1\/06\/02. Verify rear axle configuration, wheel setup, and overall driveline length before installation. Confirm the slip yoke engagement and inspect related driveline components for wear during replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this drive shaft assembly as a regular-grade replacement part with new core driveline components and pre-balanced construction. Part number 946-577 is built to replace the original rear driveshaft application for the listed Ford F-350 Super Duty fitments.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798259003573,"sku":"BKKY-946-577","price":1131.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946577_Fro.jpg?v=1784008658","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-577-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}