{"product_id":"dorman-986-078-drive-shaft-rear","title":"Dorman 986-078 Drive Shaft - Rear","description":"\u003ch2\u003eDorman 986-078 Drive Shaft for Cadillac ATS\u003c\/h2\u003e\u003cp\u003eRestore driveline function with this complete Dorman drive shaft assembly for the rear of 2013-2019 Cadillac ATS models. Part number 986-078 is pre-balanced and built for direct replacement, with new yokes, tubes, universal joints, and a slip yoke already in place for a cleaner service job.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eComplete drive shaft assembly for rear applications\u003c\/li\u003e\n\u003cli\u003ePre-balanced for installation readiness\u003c\/li\u003e\n\u003cli\u003e100% new yokes, tubes, and universal joints\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction with 2.5 in diameter\u003c\/li\u003e\n\u003cli\u003eGreaseable design for serviceability\u003c\/li\u003e\n\u003cli\u003eOverall length adjustable for fitment needs\u003c\/li\u003e\n\u003cli\u003eTriprong end 1 and triprong end 2 configuration\u003c\/li\u003e\n\u003cli\u003eDrive shaft length: 46.5 in; compressed length: 44 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 986-078 is a replacement drive shaft assembly engineered for 2013-2019 Cadillac ATS rear driveline service. It uses a steel shaft with 0.083 in wall thickness and includes universal joints, while CV joints are not included. The assembly is greaseable and features a slip yoke, helping simplify replacement when the original shaft is worn, noisy, or out of balance. This part cross-references OE number 20763110 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 unbalanced shaft\u003c\/li\u003e\n\u003cli\u003eClunking or driveline noise during acceleration or deceleration\u003c\/li\u003e\n\u003cli\u003eExcess play from worn universal joints\u003c\/li\u003e\n\u003cli\u003eService issues caused by damaged yokes or tubes\u003c\/li\u003e\n\u003cli\u003eFitment problems on rear drive shaft replacement jobs for Cadillac ATS\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear application fitment before installation on 2013-2019 Cadillac ATS models. Confirm compressed length, overall length adjustability, and triprong end configuration against the original shaft. Inspect related driveline components, including mounts and mating hardware, for wear before completing the repair. Part number 986-078 is intended as a direct replacement assembly, so matching the original configuration is important for proper driveline alignment.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eThis Dorman drive shaft assembly is built as a complete replacement unit with new core components and pre-balanced construction for consistent service performance. It is supplied as a steel driveline assembly for rear Cadillac ATS applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52808187936949,"sku":"BKKY-986-078","price":640.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_986078_Fro.jpg?v=1784180983","url":"https:\/\/www.partcatalog.com\/products\/dorman-986-078-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}