Yukon Gear 4340 Chrome-Moly Replacement Outer Stub For Dana 44 / Jeep JK Rubicon

Yukon high-performance axles are built with high-tensile strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability.

Additional Information

Yukon Gear and Axle offers an extensive line of general replacement and high performance axles for passenger car; truck and SUV applications. High quality alloys and the best in heat-treating technologies provide a strong axle for all uses

Part Type

Stub Axle

Product Overview

Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon's 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy's ring & pinion) makes final determination on warranty considerations.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• 32 spline
• Fits Dana 30 Dana 44 Differentials
• Front outer axle
• Heavy duty 4340 chromoly construction
• Measures 6.3 in. Long
• Measures 6.3” long
• Uses 1350/5-716X Series u-joint

Note regarding Rubicon badged vehicles.

Rubicon badging/decals alone do not confirm Rubicon specification, as some vehicles may have aftermarket or dealer-added decals. Please confirm your vehicle’s VIN/trim and Rubicon-specific hardware before ordering, especially for suspension, steering, axle, driveline, bumper and underbody parts.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information