4340 Chromoly Axles w/Spicer 760X U-joints, Dana 44, 66-77 Ford Bronco SKU: 8681NET

Early Bronco Dana 44 Chromoly Front Axle Shafts

4340 Chromoly Steel - Spicer 5-760X U-Joints

If you’re pushing your Bronco harder than stock axles were ever meant to handle, it’s time to upgrade. This 4340 Chromoly Front Axle Kit delivers serious strength and durability for any Early Bronco - be it a daily driver or serious trail rig. The kit includes inner and outer axles for both sides, along with premium Spicer 760 U-joints - the gold standard for reliable trail performance.

Made from 4340 chromoly steel, these axles offer up to 50% more strength than stock, so you can run bigger tires and tackle tougher terrain without second-guessing your gear. The included U-joints feature 1.189" O.D. caps—larger than the stock 1.063"—to handle increased load and torque.

• Inner Axle Shafts (Driver & Passenger)
• Outer Stub Axle Shafts (2)
• Spicer 760X U-Joints (2)

Specifications:

• Material: 4340 Chromoly steel

• U-Joint Size: 1.189" O.D. caps (compared to stock 1.063")

• Snap Rings: C-clip style Included (Full circle snap rings will be used if Assembly is selected)

• Assembly: Ships unassembled; assembly available upon request

Ready to handle the demands of off-road trails and performance builds, this axle kit gives your Bronco the muscle it needs up front. Questions? We’re here to help get your build trail-ready.