{"product_id":"rcv-dana-30-27-spline-disconnect-block-off-kit","title":"RCV 27-Spline Dana 30 Disconnect Block-Off Kit for Jeep YJ \u0026 XJ","description":"\u003cp\u003eWhen upgrading your Jeep YJ or XJ from the factory two piece vacuum disconnect axle to an RCV Ultimate Dana 30 CV Axle Set, this block-off kit is required to complete the conversion. It eliminates the OEM disconnect housing, allowing the use of a stronger one piece inner axle shaft for better durability, smoother power delivery, and improved reliability on and off the trail.\u003c\/p\u003e\n\u003cp\u003eThe kit includes everything needed to properly seal the axle housing and remove the weak factory disconnect system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlock-off plate\u003c\/li\u003e\n\u003cli\u003eRequired seals\u003c\/li\u003e\n\u003cli\u003eInstallation hardware\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for RCV 27 spline Dana 30 CV Axle conversions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cul\u003e\n\u003cli\u003eAxle Model: Dana 30\u003c\/li\u003e\n\u003cli\u003eSpline Compatibility: 27 spline\u003c\/li\u003e\n\u003cli\u003eApplication: Converts factory two-piece vacuum-disconnect to one-piece axle configuration\u003c\/li\u003e\n\u003cli\u003eComponents Included: Seals + block-off plate\u003c\/li\u003e\n\u003cli\u003eRequired For: RCV Ultimate Dana 30 CV Axle Set installation on YJ\/XJ vacuum-disconnect axles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cul\u003e\n\u003cli\u003eThis kit is required when installing an RCV Ultimate Dana 30 CV Axle Set into:\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler YJ — 1987–1995 (vacuum-disconnect Dana 30)\u003c\/li\u003e\n\u003cli\u003eJeep Cherokee XJ — 1984–1991 (vacuum-disconnect Dana 30)\u003c\/li\u003e\n\u003cli\u003eOnly needed for Dana 30 axles originally equipped with the factory vacuum-disconnect system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eTech Insight\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cp\u003eJeep’s early Dana 30 vacuum disconnect axles use a weak two piece passenger side inner shaft. Converting to RCV’s one piece CV axle dramatically improves strength, eliminates disconnect related failures, and delivers smoother engagement. The block-off kit seals the original disconnect housing and allows the updated one piece shaft to operate correctly.\u003c\/p\u003e\n\u003cp\u003eWithout this kit, the housing cannot be properly sealed and the RCV axle cannot be installed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e","brand":"RCV Performance","offers":[{"title":"Default Title","offer_id":56095463702694,"sku":"RCV-BOP","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8394\/6406\/files\/RCV-BOP-Dana-30-27-Spline-Disconnect-Block-Off-Kit-1.jpg?v=1778100093","url":"https:\/\/wideopendesign.com\/products\/rcv-dana-30-27-spline-disconnect-block-off-kit","provider":"Wide Open Design","version":"1.0","type":"link"}