FREE SHIPPING on Orders over $50*

ARB Dana 44 Super 35 Spline 3.92 Ratio Up Air Locking Differential - RD109

universal fit logo


  • ARB 4x4 Accessories | Part Number: ARBRD109
  • Popular Axle Manufacture:Dana
  • Axle Location:Rear|Front
  • Axle Type:Dana 44
  • Fitment:Universal Fit
  • Axle Spline:35 Splines
  • Differential Type:Selectable Locker


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.



Question & Answers

1 Answered question

Hi, Will this fit the factory rear Dana 44 on my 2005 TJ Sport? Also, will I have everything I need for install between this locker and the free compressor kit - i.e. seals, hoses, button etc.? Thanks for the help!

Asked by Matt from Walnut Creek, CA on

Matt, the ARB 4x4 Accessories Dana 44 Super 35 Spline 3.92 Up Air Locking Differential may fit your Jeep, but we need to know what gear ratio you have to confirm this 100%.

Answered by Sara H. Ext 4874 from Walnut Creek, CA on


ARB has been manufacturing 4x4 parts for over 40 years. ARB Air Lockers will amplify the traction of your 4x4 on challenging trails. They give the off-road driver what she needs in traction, control and performance. ARB believes in its products so it offers a five year, unlimited mile warranty across the air locker range. ARB 4x4 Accessories includes the suspension system brand Old Man Emu, maker of premium off-road shock absorbers. Old Man Emu premium shocks are developed and tuned specifically for each vehicle application. They come complete with vehicle specific mounting kits for fuss free installation. ARB parts are all developed, engineered and fabricated in-house in Australia. Shop ARB 4x4 Accessories Now


Free Air Compressor With Purchase. A $170 Value. Add To Cart To View