{"product_id":"dorman-946-222-drive-shaft-rear","title":"Dorman 946-222 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 1986-1987 Nissan D21 applications and addresses a common service issue found in the original shaft design. Part number 946-222 replaces the rear driveline assembly with a steel shaft that uses serviceable universal joints for easier maintenance.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1986-1987 Nissan D21, rear\u003c\/li\u003e\n\u003cli\u003eSteel shaft construction for driveline service replacement\u003c\/li\u003e\n\u003cli\u003e57.25 in overall drive shaft length\u003c\/li\u003e\n\u003cli\u003e2.5 in shaft diameter with 0.065 in wall thickness\u003c\/li\u003e\n\u003cli\u003eOE FIX design updates the original non-serviceable U-joint setup\u003c\/li\u003e\n\u003cli\u003eNon-greaseable shaft design\u003c\/li\u003e\n\u003cli\u003eDirect rear driveshaft replacement for the listed application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 946-222 is a rear drive shaft for Nissan D21 trucks that replaces the original shaft with a serviceable design. The factory shaft on these vehicles uses permanently staked universal joints, which can make driveline service more difficult. This replacement rear driveshaft uses a steel construction and a 57.25-inch length to match the listed application while improving service access to the U-joints.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a 1986 Nissan D21 rear drive shaft, a 1987 Nissan D21 driveshaft replacement, or Dorman 946-222 rear driveline parts, this OE FIX solution provides a practical service replacement for the rear position. This part cross-references 3700003G05 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or noisy rear universal joints\u003c\/li\u003e\n\u003cli\u003eDifficulty servicing staked factory U-joints\u003c\/li\u003e\n\u003cli\u003eVibration caused by a damaged rear driveshaft\u003c\/li\u003e\n\u003cli\u003eDriveline play from a failing shaft assembly\u003c\/li\u003e\n\u003cli\u003eReplacement needs after corrosion or impact damage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear-position fitment before installation and confirm the shaft length, diameter, and mounting configuration match the original assembly. Inspect related driveline components, including U-joints and differential connection points, for wear before installing the replacement shaft. Proper driveline alignment and balancing are important for smooth operation after service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman OE FIX parts are engineered to address known service issues in original equipment designs while maintaining application-specific fitment. Part number 946-222 is built as a direct rear driveshaft replacement for the listed Nissan D21 model years.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52798250352821,"sku":"BKKY-946-222","price":581.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_946222_Fro.jpg?v=1784007266","url":"https:\/\/www.partcatalog.com\/products\/dorman-946-222-drive-shaft-rear","provider":"PartCatalog","version":"1.0","type":"link"}