• Community
    • Team 4 Wheel PartsJoin the team and keep up with Greg Adler
    • FacebookAccess exclusive off-road news and giveaways
    • TwitterStay posted on 4 Wheel Parts events
    • YouTubeSee product, installation, and event videos
    • Google+Get the inside scoop on the latest off-roading trends
    • InstagramCheck out exclusive photos
    • Sign Up for Email Offers

Truck and Jeep Parts Home » Drivetrain & Differential » Differentials » ARB Rockwell 2.5 Ton Air Locking Differential - RD145

ARB Rockwell 2.5 Ton Air Locking Differential - RD145

ARB 4x4 Accessories | Part Number: ARBRD145
Part Number: ARBRD145
  • Technical Details

    • For Use With 16 Spline Axles
    • For Use With All Ratios
    • Air Activated Selectable Locker
    • Converts From Open Differential To fully Locked Or Spool
    • Simple Push Button Operation
    • Requires Air Compressor Sold Separately

The ARB Air Locker is a pneumatic locking differential that uses air to facilitate the locking of both axles. This action converts your differential from a conventional open to a full spool type axle supplying 100% power to both wheels to keep you going through the worst terrain. ARB onboard air compressor required to activate Air Lockers. Sold Separately.

Installation instructions are in PDF format. You will need Adobe Reader to view these files.
Download Instructions

Axle LocationAxle LocationAxle TypeFitmentPopular Axle ManufactureDifferential TypeAxle Spline
FrontRearRockwell Universal FitOtherSelectable Locker16 Splines

Customer Reviews

  • Now Hiring

    4 Wheel Parts is Hiring

    To see all of our current job openings

    Apply Now

  • Catalogs

    4 Wheel Parts Catalog

    Free Full-Color
    Jeep & Truck Catalogs.

    Request a Catalog

  • Email Offers

    Sign up now to receive our latest promotions and exclusive offers.

  • Store Locator

    4 Wheel Parts Store Locator

    91 Stores in North America.
    Locate a store near you.

    Store Locator