Yukon 4340 Chromoly Left Hand Inner Replacement Axle for Dana 30 In 12 & Up JK 18.8in Long 27Spl

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

Part Type

Drive Axle Shaft

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.

• 27 spline
• Fits Dana 30 Differential
• Front inner axle, left-hand side
• Front Inner Axle; Left-Hand Side
• Heavy duty 4340 chromoly construction
• Measures 18.8 in. Long
• Measures 18.8” long
• Uses 7166 Series u-joint

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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