The Yukon Gear 4340 Chrome-Moly Inner Replacement Axle is a high-performance axle designed for Dana 44, J-Truck, and 74-79 Cherokee Chief applications. Constructed from high-tensile strength 4340 chromoly steel, it offers exceptional durability and strength for demanding off-road and performance use. The axle features cold roll formed splines, which enhance the precision and strength of the engagement points, while advanced induction coil heat treating ensures optimal hardness and longevity. These design elements combine to produce an axle of unmatched quality, capable of handling increased torque and challenging terrain with reliability.
This replacement axle is a direct fit for vehicles equipped with Dana 44 axles, including J-Truck models and 74-79 Cherokee Chiefs. It is intended for use in off-road, trail, or heavy-duty applications where durability and performance are critical. The axle serves as a reliable upgrade or replacement component, ensuring improved strength over stock parts. Installation involves replacing the existing inner axle, making it suitable for enthusiasts seeking a durable, high-performance upgrade for their vehicle’s drivetrain.
