ARB Air Locker Dana 44 Sport Locking Differential (RD244)


  • Dana 44
  • 3.73 and Up Gear Ratios
  • Selectable Air
  • Alloy Steel
  • 29 Spline Count
  • 5 Year Warranty

The patented ARB Dana 44 Wrangler JL Sport Air Locker 29 Spline 3.73 and Up is built to withstand the worst of conditions. Constructed from aerospace-grade high-alloy steel, the materials in the piece are good enough for spaceships — and they’ll work for your vehicle. The overall design enhances long-term durability by reducing the number of moving parts while still evenly distributing torque loads. A number of designs also have patented timed gear sets that improve total strength.

Other Technical  Specifications:

  • 31.5  mm  [1.24”]  axle  shaft  diameter  (outside  of  splines)
  • 10  bolts  on  145.5mm  [5.72”]
  • 121.3mm  [5.28”]  dia.  ring  gear  ID
  • 200mm  [7.87”]  dia.  ring  gear  OD

Product Description

Part Number: RD244



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