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ARB RD100 Air Locker Locking Differential for 18-19 Jeep Wrangler JL Sport Front Axle

Catalog #: 16100.2003
ARB Part #: RD100
Improve the front axle traction and off-road ability in your Jeep Wrangler JL Sport with an ARB Air Locker Locking Differential. ARB specifically engineered this air actuated locker for use with the Sport model JL Wrangler. By giving you 100% traction at the flip of a switch, this locker will allow you to take your Jeep farther than you ever have before. ARB Lockers are known for their precision engineering and heavy-duty construction. They are capable of standing up to any abuse.

Vehicle Specific: This locker is designed for use with JL Wrangler Sport models only. It is not compatible with any other trim option.

Traction on Demand: With the flip of a switch, you can solidly lock your axle for 100% traction. When not locked, ARB lockers act like an open differential.

Air Actuated: ARB ensures a positive lock up every time by using pneumatic power. ARB Air Lockers can be used with on board air systems or stand-alone compressors.

Heavy Duty Design: ARB Lockers are rugged, and can stand up to any punishment you can dish out. They are time tested and used all around the world by off-road enthusiasts.

RD100 Front Air Locker Specs:

    Axle Spline Count: 27 Spline

    Axle Shaft Size: 1.21” (30.8mm) Diameter (measured on outside of splines)

    Bolt Pattern: 10 Bolts on 5.59” (142mm)

    Ring Gear Inner Diameter: 4.53” (115mm)

    Ring Gear Outer Diameter: 7.28” (185mm)

    Gear Ratio: 3.69 and Numerically Higher

Installation Notes
Installation Difficulty:
Level 4Experts Only
For Use with Sport Models Only
Installation Time: 4-6 hours
Parts Included
  • Locking Differential
  • Carrier Bearings
  • Switch
  • Air Line
  • Solenoid
12 Month / 12,000 Mile Limited Warranty
  • Axle Model: Dana 30
  • Axle Position: Front
  • Jeep Wrangler 2-Door (JL)

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  • 2020 Jeep Gladiator (JT)
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