{"product_id":"dorman-946-194-drive-shaft-rear","title":"Dorman 946-194 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-194 Rear Drive Shaft\u003c\/h2\u003e\u003cp\u003eThis Dorman drive shaft assembly is built for rear driveline service on select heavy-duty trucks. It is pre-balanced and supplied with new yokes, tubes, CV joints, and universal joints for a direct replacement approach on Silverado 3500 HD and Sierra 3500 HD applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSteel shaft construction for driveline strength\u003c\/li\u003e\n\u003cli\u003ePre-balanced assembly for installation-ready service\u003c\/li\u003e\n\u003cli\u003e100% new yokes, tubes, CV joints, and universal joints\u003c\/li\u003e\n\u003cli\u003eSlip yoke included\u003c\/li\u003e\n\u003cli\u003eGreaseable drive shaft design\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for fitment needs\u003c\/li\u003e\n\u003cli\u003eDrive shaft length: 112.689 in\u003c\/li\u003e\n\u003cli\u003eShaft diameter: 3.5 in\u003c\/li\u003e\n\u003cli\u003eWall thickness: 0.083 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eDorman 946-194 is a complete rear drive shaft assembly for 2011-2017 Chevrolet Silverado 3500 HD and 2011-2017 GMC Sierra 3500 HD models. The steel shaft uses a 3.5-inch diameter and 0.083-inch wall thickness, with a greaseable design and adjustable overall length to support driveline service requirements. This part number, 946-194, is built as a replacement assembly rather than a repair-only component, which helps streamline driveline restoration on heavy-duty pickup applications.\u003c\/p\u003e\u003cp\u003eThis part cross-references 20914851 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDriveline vibration from a worn or out-of-balance shaft\u003c\/li\u003e\n\u003cli\u003eNoise from worn universal joints or CV joints\u003c\/li\u003e\n\u003cli\u003eExcess play caused by damaged yokes or tube wear\u003c\/li\u003e\n\u003cli\u003eRear driveline failure on Silverado 3500 HD and Sierra 3500 HD trucks\u003c\/li\u003e\n\u003cli\u003eService issues related to a non-greaseable or worn shaft assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify rear-position fitment before installation. Confirm shaft length, slip yoke engagement, and driveline measurements against the original component on the vehicle. Because this assembly is adjustable, final setup should match the truck’s driveline geometry and mounting points. Use the vehicle’s service procedure for torque and alignment checks during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this drive shaft assembly as a replacement driveline component with new major wear items included in the assembly. It is pre-balanced for service readiness and built to support heavy-duty rear driveline replacement on the listed Chevrolet and GMC applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 2011-2017 Chevrolet Silverado 3500 HD, rear\u003c\/li\u003e\n\u003cli\u003eFits 2011-2017 GMC Sierra 3500 HD, rear\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798247338165,"sku":"BKKY-946-194","price":1275.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946194_Fro.jpg?v=1784007087","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-194-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}