{"product_id":"dorman-946-223-drive-shaft-rear","title":"Dorman 946-223 Drive Shaft - Rear","description":"\u003ch2\u003eRear Drive Shaft for Nissan D21\u003c\/h2\u003e\u003cp\u003eThis Dorman OE FIX rear drive shaft is built for 1988-1994 Nissan D21 rear applications and addresses a common service issue found on original shafts with permanently staked universal joints. Dorman 946-223 updates the design so the U-joints are serviceable, helping simplify future maintenance on your Nissan D21 rear drive shaft replacement.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel shaft construction for driveline strength and durability\u003c\/li\u003e\n\u003cli\u003e56.875 in. drive shaft length for the specified rear application\u003c\/li\u003e\n\u003cli\u003e2.5 in. shaft diameter with 0.065 in. wall thickness\u003c\/li\u003e\n\u003cli\u003eNon-greaseable design\u003c\/li\u003e\n\u003cli\u003eFixed-length shaft; overall length is not adjustable\u003c\/li\u003e\n\u003cli\u003eOE FIX design improves serviceability of the universal joints\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-223 is a rear drive shaft for 1988-1994 Nissan D21 models. It is built from steel and sized to match the listed application, with a 2.5-inch shaft diameter and 56.875-inch overall drive shaft length. The OE FIX design replaces the original setup with serviceable U-joints, making future driveline maintenance more straightforward than the factory staked-joint arrangement. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 37000S3804) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged rear drive shaft assembly\u003c\/li\u003e\n\u003cli\u003eService difficulty caused by permanently staked universal joints\u003c\/li\u003e\n\u003cli\u003eDriveline vibration related to shaft wear or imbalance\u003c\/li\u003e\n\u003cli\u003eNoise from failing U-joints in the rear driveline\u003c\/li\u003e\n\u003cli\u003eNeed for a direct replacement rear driveshaft on a Nissan D21\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear application details before ordering, including year, model, and driveline configuration. Compare the existing shaft length, diameter, and mounting points to the replacement part before installation. Because this shaft is not adjustable, correct vehicle identification is important for proper fitment on 1988-1994 Nissan D21 rear drive shaft applications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman OE FIX parts are engineered to address known service limitations in original equipment designs. Part number 946-223 is built as a direct rear driveline replacement for the listed Nissan D21 applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798250385589,"sku":"BKKY-946-223","price":948.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946223_Ang.jpg?v=1784007273","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-223-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}