Description
The ARB Air Locker Differential (arbRD173) is a premium traction solution designed for Dana 70 and Dana 80 axles with 35-spline shafts. With a simple switch activation, this air locker provides instant 100% traction on demand, making it ideal for tackling extreme off-road terrain safely and confidently, without sacrificing on-road drivability.
Features & Benefits:
- 100% On-Demand Traction: Locks both wheels instantly for maximum off-road grip; operates as an open differential when disengaged.
- Pneumatically Controlled: Quick and reliable air-operated locking system, controlled from inside the vehicle.
- Low-Speed Performance: Designed for superior control and traction at lower speeds.
- Ultra-Durable Construction: Two-piece design with minimal moving parts for long-lasting reliability.
- Patented Timed Locking Mechanism: Ensures quick engagement and fast, dependable unlocking.
- Extreme Seal Performance: Features a steel-reinforced, elastomer bonded annular seal for all weather conditions.
- Complete Kit: Includes Air Locker differential, activation switch, solenoid valve, air line, and bulkhead fitting.
- Air Compressor Required: Compatible with ARB air compressors (sold separately).
Kit Components:
- ARB Air Locker Differential (RD173)
- Air Line
- Solenoid Valve
- Activation Switch
- Bulkhead Fitting
Specifications:
- Axle: Dana 70 / Dana 80
- Position: Front or Rear
- Spline Count: 35
- Shaft Diameter: 1.50 in
- Gear Ratio Compatibility: 4.10 Down (Dana 70); 3.73 Down & 4.10 Up (Dana 80)
- Color: Silver
- Material: Steel
- Prop 65: No
- Warranty: 5 Years
Vehicle Fitment:
Compatible with the following Dana 70 / Dana 80 axle applications (partial list):
Ford F-350 Super Duty (1999-2016)
- Platinum (2013-2016)
- King Ranch, Lariat, XL, XLT (1999-2016)
- Cabela's (2009-2010)
- Harley-Davidson Edition, FX4 (2008-2010)
- Harley-Davidson Edition (2004-2007)
Ford E-350 Super Duty / Club Wagon (1999-2010)
-
Base, XL, XLT, Chateau, Club Wagon XL, XLT (Various trims and engine options)
Ford E-350 Econoline Club Wagon (2001-2002)
-
XL (5.4L GAS, 6.8L GAS, 5.4L CNG, 7.3L DIESEL)
Dodge Ram 2500 / 3500 (1998-2002)
-
SLT, Custom, Base, Ram 2500 Custom, Ram 3500 SLT (5.9L GAS, 5.9L DIESEL, 8.0L GAS)
Chevrolet C3500 (1999-2000)
-
Base, LS (5.7L GAS, 6.5L DIESEL, 7.4L GAS, 5.7L CNG)
Key Advantages:
- Instantly delivers maximum traction at the flip of a switch.
- Safe, controlled low-speed off-road performance.
- Smooth, reliable street driving when disengaged.
- Durable, field-tested design with minimal maintenance.
- Complete kit – requires ARB air compressor (sold separately).
