Axle Assemblies

Axle Assemblies

Dynatrac™ axles are engineered like no others. These are more than just upgrades. They are the ultimate axles, giving you the Confidence to Explore®!

From our original Pro60™ to our popular ProRock44™, all of our axle assemblies are 100-percent engineered, manufactured and assembled in the USA. Dynatrac has been the choice of off-road racers and enthusiasts for more than 20 years. Our expertise and high-quality products have also been used by large and small OEMs, demanding military, mining and other vehicle manufacturers.

We offer direct bolt-in axle assemblies for very popular applications, and we build custom axles for nearly anything. From mild upgrades to axles built to handle extreme conditions, Dynatrac can build what you need.

If you're comparing Dynatrac to the competition, you owe it to yourself to read this article: 10 Questions You Should Ask When Shopping for an Off-Road Axle

You can rest easy knowing that Dynatrac axles are built with the best materials, processes and engineering available, with more standard features than competitors. Each axle is inspected and measurements are checked a total of 117 different times before it’s shipped.

We want to make sure you get the right axle for your vehicle. If you have any questions, call us at 714-421-4314, and our technical sales staff will work with you to configure the perfect axle for what you want to do.

Don’t settle for less than the best for your project!


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  1. ProRock 44™ Front Axle for Jeep JK

    ProRock 44™ Front Axle for Jeep JK


    The Dynatrac ProRock 44™ front axle offers incredible strength and unmatched ground clearance. We engineered this ProRock 44 as a direct replacement housing for 2007-2017 Jeep Wrangler JK front axles, replacing the factory Dana 44, addressing the critical areas that fail when larger tires are installed and the vehicle is used regularly off-road.

    Configure the prefect ProRock 44 axle for your Jeep Wrangler below.

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  2. ProRock XD60-IFS™

    ProRock XD60-IFS™

    Dynatrac™ introduces a solution for IFS 4x4s and KOH competitors that delivers an unmatched combination of strength, durability, size and value. The all-new Dynatrac ProRock XD60-IFS™ will take the abuse of high-horsepower and high-traction off-road tires, letting competitors use the skinny pedal without fear of breaking the differential. Learn More
  3. Trail Leader Axle Package™

    Trail Leader Axle Package™


    This package gives you all the Dynatrac strength and durability you need without requiring wheel changes or other costly upgrades that you simply aren't necessary for the type of off-roading you do.

    The Trail Leader Axle Package™ includes an assembled ProRock 44™ Unlimited front axle with 1/2-inch thick axle tube walls complete with Dynatrac HD Rebuildable Balljoints, Dynatrac Pro Series diff cover and ARB air Locker. The package also includes the following to upgrade your factory Dana 44: Dynatrac JK44 Axleshaft Upgrade kit, 35-spline ARB Air Locker, Dynatrac Pro Series diff cover, ring-and-pinion gear set and a set-up kit.

    NOTE: The Trail Leader Axle Package™ is only for non-Rubicon Jeep JK models. If you own a Rubicon model, please have a look at our ProRock 44 front axle housing upgrade and our Serious Performance Axle Set™.

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  4. Serious Performance ProRock 44/60 Axle-Set™

    Serious Performance ProRock 44/60 Axle-Set™


    Ideal for Jeep JK owners who need reliable drivetrain durability after upgrading to 33- to 37-inch-tall tires and want to save $1,500 to $2,500 by not buying new wheels when upgrading to stronger axles.

    You get an assembled ProRock 44™ front axle and ProRock 60® semi-float rear axle, giving you the Confidence to Explore® off-roading with your family with the security of reliable, high-quality, U.S.-made axle assemblies.

    In addition to best-in-class axles, you also get an exclusive integrated raised- track-bar bracket and hydraulic-ram steering assist mount, Dynatrac HD Balljoints™, the last balljoints you’ll ever need.

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  5. Hard Core ProRock 60/60 Axle-Set™

    Hard Core ProRock 60/60 Axle-Set™


    The Hard Core ProRock 60/60 Axle Set™ is ideal for Jeep Wrangler JK owners who need reliable drivetrain durability after upgrading to large tires, up to 40 inches diameter.

    For only $12,990, you can’t buy a lower priced, stronger, better quality nor more dependable U.S.-made bolt-in JK axle solution than the Dynatrac Hard Core Axle-Set™, which also has better braking and more ground clearance than its competitors.

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  6. Hard Core Plus ProRock XD60/XD60 Axle-Set™

    Hard Core Plus ProRock XD60/XD60 Axle-Set™


    Wheel More, Worry Less™ with the Strongest 60-Class Axles Available

    The Hard Core Plus ProRock XD60/XD60 Axle Set™ is for Jeep Wrangler JK owners who want more than just “one-ton” axles. This axle set delivers Dynatrac ProRock XD60® technology front and rear. Unbeatable durability with more axle rigidity to better hold proper gear mesh under extreme loads. The exclusive Dynatrac 1550LT® wheel ends provide tighter turning, less locker bind when turning, reduced steering effort and less wear-and-tear on steering components. And both axles offer best-in-class ground clearance.

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  7. Elite ProRock XD60/80 Axle-Set™

    Elite ProRock XD60/80 Axle-Set™


    The Dynatrac Elite ProRock XD60/80 Axle-Set™ stands alone among all other 4x4 drivetrain options. It is the very best 4WD drivetrain technology that money can buy. You simply cannot find a stronger axle solution than the ProRock Elite Axle-Set™. The U.S.-made bolt-in unit is lightweight and has higher ground clearance than its competitors.

    The ProRock XD60/80 Axle Set™ is for Jeep Wrangler JK owners who will not settle for anything less than the very best drivetrain durability, quality and extreme performance for running tires in diameters from 37- to 44-inches. If you are a highly experienced and skilled off-road driver who regularly engages in very technical off-roading with their friends and family, you enjoy taking on the hardest trails and the most difficult and challenging obstacles, this is the Axle Set for you.

    The ProRock XD60/80 Axle Set is designed specifically for large JK builds with very large tires, high-performance engine swaps, superchargers, high-torque diesel engine swaps, deep gear reduction and transfer case ratios numerically higher than 4:1. 

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