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ARB Dana 30 27 Spline Air Locker Differential for 3.73 and Up Gear Ratio (87-18 Jeep Wrangler YJ, TJ & JK)

Item J101458
ExtremeTerrain no longer carries the ARB Dana 30 27 Spline Air Locker Differential for 3.73 and Up Gear Ratio (87-18 Jeep Wrangler YJ, TJ & JK). Please check out Jeep JL Lockers for Wrangler (2018-2021) for an updated selection.
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    Product Information

    Features, Description, Reviews, Q&A, Specs & Installation


    • Dana 30 Air Locker
    • 27 Spline
    • For Gears 3.73 & Up
    • Requires Use of Air Compressor
    • Provides Superior Traction
    • Fits Dana 30 Axles
    • For Use in 1987-2018 Jeep Wranglers


    Superior Traction. ARB is the world's premier air locker supplier to provide aid in traction off road. This air locker is designed to fit 27 Spline Dana 30 axles and requires to the use of an on board air compressor (sold separately) for full function. This locker easily transforms your Jeep into a terrain conquering monster with the simple flip of a switch.

    Installation and Construction. ARB is world renown for their quality and performance air lockers. Manufactured from high quality materials this locker is ensured solid strength and smooth operation. Installation of lockers requires extensive overhaul and disassembly of your axle, we recommend seeking a certified mechanic for installation to ensure proper function and retain ARB's 60 month warranty.

    Application. This ARB Air Locker is designed for use on Dana 30 axles found on 1987-2018 Jeep Wrangler YJ, TJ and JK models.

    CA Residents: WARNING: Cancer and Reproductive Harm -

    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (1) Locker

    Tech Specs


    Customer Reviews (1)

      Reviews of ARB Drivetrain products have an average rating of 4.8 out of 5

        Questions & Answers

        10 More Questions

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