{"product_id":"ultimate-dana-44-cv-axle-set-for-gm-k10-k20","title":"RCV 30-Spline Dana 44 CV Axle Set for GM K10\/K15\/K20\/K25 ('71-'81)","description":"\u003cp\u003eUpgrade your classic GM K-series truck with the unmatched strength and smooth performance of the RCV Ultimate Dana 44 CV Axle Set. These high strength CV axles replace the factory U-joint shafts, eliminate binding, increase articulation, and deliver twice the strength of OEM shafts.\u003c\/p\u003e\n\u003cp\u003eTraditional U-joints lose strength and bind under steering angle, especially with larger tires or lockers. RCV’s constant velocity design maintains full strength at every angle, giving your K10 or K20 smoother power delivery, tighter steering feel, and dramatically improved durability on- and off-road.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIMPORTANT NOTE:\u003c\/strong\u003e All CVJ44OS axle kits require a 30 spline hub gear upgrade. RCV hub gears are compatible with Warn 20990 Premium Lockouts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLeft \u0026amp; right RCV CV axle shafts\u003c\/li\u003e\n\u003cli\u003e30 spline outer stubs\u003c\/li\u003e\n\u003cli\u003eSST seals \u0026amp; installation tool\u003c\/li\u003e\n\u003cli\u003eSynthetic moly grease\u003c\/li\u003e\n\u003cli\u003eInstallation hardware\u003c\/li\u003e\n\u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003cli\u003eBlack oxide coating (standard)\u003c\/li\u003e\n\u003cli\u003eOptional nickel plating available\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 width=\"14\" height=\"14\" viewbox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath class=\"vertical\" d=\"M2.75 7H11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath class=\"horizontal\" d=\"M7 2.75L7 11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\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 44\u003c\/li\u003e\n\u003cli\u003eUnit Bearing: No\u003c\/li\u003e\n\u003cli\u003eOEM Inner Spline: 30\u003c\/li\u003e\n\u003cli\u003eOEM Outer Spline: 19\u003c\/li\u003e\n\u003cli\u003eRCV Inner Spline: 30\u003c\/li\u003e\n\u003cli\u003eRCV Outer Spline: 30 (requires 30 spline hub gear upgrade)\u003c\/li\u003e\n\u003cli\u003eLeft Inner Axle Length: 36.31\u003c\/li\u003e\n\u003cli\u003eRight Inner Axle Length: 18.31\u003c\/li\u003e\n\u003cli\u003eOuter Stub Axle Length: 9.94\u003c\/li\u003e\n\u003cli\u003eBoot Technology: RCV bootless, sealed joint design\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWarranty Note: Warranty is void over 40\" tires\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 width=\"14\" height=\"14\" viewbox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath class=\"vertical\" d=\"M2.75 7H11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath class=\"horizontal\" d=\"M7 2.75L7 11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cp\u003e\u003cstrong\u003eFits GM full-size trucks equipped with a Dana 44 front axle:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChevrolet K10 — 1971–1981\u003c\/li\u003e\n\u003cli\u003eGMC K15 — 1971–1981\u003c\/li\u003e\n\u003cli\u003eChevrolet K20 — 1971–1981\u003c\/li\u003e\n\u003cli\u003eGMC K25 — 1971–1981\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRequirements:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrade to 30 spline hub gears\u003c\/li\u003e\n\u003cli\u003eCompatible with Warn 20990 Premium Lockouts\u003c\/li\u003e\n\u003cli\u003eNot compatible with factory 19 spline lockouts unless upgraded.\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 width=\"14\" height=\"14\" viewbox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath class=\"vertical\" d=\"M2.75 7H11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003cpath class=\"horizontal\" d=\"M7 2.75L7 11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cp\u003eClassic GM Dana 44 trucks rely on 19 spline outer shafts and U-joints—two major weak points when adding engine torque, running larger tires, or installing lockers. RCV’s upgrade solves both:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e30 spline outer conversion = stronger hub interface\u003c\/li\u003e\n\u003cli\u003eCV joint = full torque at any steering angle\u003c\/li\u003e\n\u003cli\u003eSmoother, bind free articulation \u003c\/li\u003e\n\u003cli\u003eDramatically increased strength and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor K-series trucks frequently used off-road or modified for power, the improvement in durability and drivability is significant.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e","brand":"RCV Performance","offers":[{"title":"Default Title","offer_id":56095465439398,"sku":"CVJ44OS-GM1","price":1649.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8394\/6406\/files\/CVJ44OS-GM-Dana44-Axle-GM-K10-K20-1.jpg?v=1778100047","url":"https:\/\/wideopendesign.com\/products\/ultimate-dana-44-cv-axle-set-for-gm-k10-k20","provider":"Wide Open Design","version":"1.0","type":"link"}