{"product_id":"dorman-946-949-drive-shaft-rear","title":"Dorman 946-949 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 946-949 Rear Driveshaft for Heavy-Duty GM Trucks\u003c\/h2\u003e\u003cp\u003eDorman 946-949 is a complete rear drive shaft assembly for select Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 applications. It is pre-balanced and built with new yokes, tubes, CV joints, and universal joints to simplify replacement on the listed rear-drive applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel shaft construction for driveline service\u003c\/li\u003e\n\u003cli\u003ePre-balanced assembly for installation readiness\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\u003eOverall length adjustable for fitment setup\u003c\/li\u003e\n\u003cli\u003e3.5 in shaft diameter and 0.083 in wall thickness\u003c\/li\u003e\n\u003cli\u003e58.75 in drive shaft length\u003c\/li\u003e\n\u003cli\u003eRegular-grade replacement part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman drive shaft assembly is built for rear driveline replacement on 2001-2007 Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 models, including 2007 Classic applications. The steel shaft uses a slip yoke and adjustable overall length to help match the original driveline configuration. Part number 946-949 is a direct replacement-style solution for trucks that need a complete rear driveshaft assembly, and 946-949 is also cross-referenced to 15024405 for the same application.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a rear driveshaft for 2001-2006 Chevrolet Silverado 2500 HD or 2001-2006 GMC Sierra 3500, this assembly provides a serviceable replacement path with new rotating components already installed. It is not greaseable and does not include an axle nut.\u003c\/p\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2007 Chevrolet Silverado 2500 HD Classic, rear\u003c\/li\u003e\n\u003cli\u003eFits 2007 Chevrolet Silverado 3500 Classic, rear\u003c\/li\u003e\n\u003cli\u003eFits 2007 GMC Sierra 2500 HD Classic, rear\u003c\/li\u003e\n\u003cli\u003eFits 2007 GMC Sierra 3500 Classic, rear\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 Chevrolet Silverado 2500 HD, rear\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 Chevrolet Silverado 3500, rear\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 GMC Sierra 2500 HD, rear\u003c\/li\u003e\n\u003cli\u003eFits 2001-2006 GMC Sierra 3500, rear\u003c\/li\u003e\n\u003cli\u003eFits 2004 Chevrolet Silverado 2500 HD, rear, 35 mm U-joint bearing cups; ID NJ8\u003c\/li\u003e\n\u003cli\u003eFits 2004 Chevrolet Silverado 3500, rear, 35 mm U-joint bearing cups; ID NJ8\u003c\/li\u003e\n\u003cli\u003eFits 2004 GMC Sierra 2500 HD, rear, 35 mm U-joint bearing cups; ID NJ8\u003c\/li\u003e\n\u003cli\u003eFits 2004 GMC Sierra 3500, rear, 35 mm U-joint bearing cups; ID NJ8\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Replacement Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged rear driveshaft assembly\u003c\/li\u003e\n\u003cli\u003eDriveline vibration from shaft imbalance or wear\u003c\/li\u003e\n\u003cli\u003eClunking or noise from failed joints or yokes\u003c\/li\u003e\n\u003cli\u003eService replacement after driveline component damage\u003c\/li\u003e\n\u003cli\u003eFitment-specific replacement for GM heavy-duty rear driveline service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm rear position fitment before installation and verify the vehicle’s driveline configuration against the listed notes, especially 2004 applications with 35 mm U-joint bearing cups and ID NJ8. Check overall length, shaft diameter, and slip yoke setup against the original part before final installation. Because this assembly is pre-balanced, handle it carefully to avoid damage to the balance condition during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman supplies this as a complete replacement driveshaft assembly with new yokes, tubes, CV joints, and universal joints, and it is pre-balanced for service readiness. Part number 946-949 is built as a regular-grade replacement for the listed Chevrolet Silverado and GMC Sierra rear applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798268866741,"sku":"BKKY-946-949","price":959.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946949_Fro.jpg?v=1784010085","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-949-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}