{"product_id":"yukon-gear-4340-chrome-moly-replacement-outer-stub-for-dana-44-jeep-jk-rubicon","title":"Yukon Gear \u0026 Axle 4340 Chromoly Outer Stub: Jeep Wrangler JK 2007-2018 3.6L\/2.0L","description":"\u003ch1\u003eYukon Gear \u0026amp; Axle Outer Stub\u003c\/h1\u003e\n\u003ch2\u003e2007–2018 Jeep Wrangler JK 3.8L V6 \/ 3.6L V6 \/ 2.0L Turbo\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e YA W39127\u003c\/p\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Yukon Gear \u0026amp; Axle 4340 Chromoly Outer Stub is a high-performance axle component engineered specifically for Jeep Wrangler JK models from 2007 through 2018, including the 3.8L V6, 3.6L V6, and 2.0L Turbo engines. Designed for off-road enthusiasts and daily drivers alike, this outer stub axle delivers exceptional strength and durability to withstand the rigors of demanding terrain and heavy-duty use.\u003c\/p\u003e\n\u003cp\u003eBuilt to enhance drivetrain reliability, this axle stub is an ideal upgrade for Jeep owners seeking to improve their vehicle’s axle toughness without compromising factory fitment or drivability. It is especially suited for those who push their Wranglers in off-road environments or require a dependable replacement part that meets or exceeds OEM standards.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eYukon Gear \u0026amp; Axle incorporates advanced manufacturing techniques and premium materials to ensure superior performance and longevity. Key features include:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed from high-tensile strength 4340 chromoly steel for maximum durability\u003c\/li\u003e\n  \u003cli\u003eCold roll formed splines that provide precise fitment and enhanced strength\u003c\/li\u003e\n  \u003cli\u003eAdvanced induction coil heat treating process for improved wear resistance\u003c\/li\u003e\n  \u003cli\u003eDesigned to meet or exceed OEM specifications for seamless installation\u003c\/li\u003e\n  \u003cli\u003eCompatible with Jeep Wrangler JK models from 2007 to 2018 with 3.8L V6, 3.6L V6, and 2.0L Turbo engines\u003c\/li\u003e\n  \u003cli\u003eIdeal for high-performance and off-road applications requiring robust axle components\u003c\/li\u003e\n  \u003cli\u003eManufactured by Yukon Gear \u0026amp; Axle, a trusted name in drivetrain components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\u003cp\u003eThis outer stub axle is crafted from premium 4340 chromoly steel, known for its exceptional tensile strength and toughness. The use of chromoly steel ensures the axle can endure high torque loads and resist bending or breaking under extreme conditions. The cold roll forming process used on the splines enhances their structural integrity, resulting in a more precise and durable engagement with the axle shaft.\u003c\/p\u003e\n\u003cp\u003eAdditionally, the induction coil heat treating process hardens the surface of the axle stub, improving wear resistance and extending service life. This combination of materials and manufacturing techniques results in an axle component that delivers reliable performance in both on-road and off-road environments.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThe Yukon 4340 Chromoly Outer Stub is designed for direct fitment on Jeep Wrangler JK models from 2007 to 2018, covering engines including the 3.8L V6, 3.6L V6, and 2.0L Turbo. Installation is straightforward and typically requires no modifications, making it an excellent replacement or upgrade part for maintaining or enhancing axle durability.\u003c\/p\u003e\n\u003cp\u003eProfessional installation is recommended to ensure proper torque specifications and alignment, but experienced enthusiasts with the right tools can perform the swap with standard axle service procedures.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOne Yukon Gear \u0026amp; Axle 4340 Chromoly Outer Stub (Part # YA W39127)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eThis outer stub axle is ideal for Jeep Wrangler JK owners who demand enhanced drivetrain strength for off-road adventures, rock crawling, or heavy-duty daily driving. It suits those upgrading from factory components to improve axle durability and reliability under increased stress conditions.\u003c\/p\u003e\n\u003cp\u003eWhether you are restoring your Jeep, preparing it for trail use, or simply replacing a worn or damaged axle stub, this Yukon Gear \u0026amp; Axle product offers a dependable solution engineered for long-lasting performance.\u003c\/p\u003e","brand":"Yukon Gear \u0026 Axle","offers":[{"title":"Default Title","offer_id":48209041555668,"sku":"YA W39127","price":241.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8542\/1268\/files\/b9f0dba277f83bbfc40d6fd2e94eec9a.jpg?v=1783234905","url":"https:\/\/fasthemis.com\/products\/yukon-gear-4340-chrome-moly-replacement-outer-stub-for-dana-44-jeep-jk-rubicon","provider":"FastHemis","version":"1.0","type":"link"}