Shop by Category › Air Systems & Lockers
ARB Air Locker — Dana 44 (35 Spline, 3.73 & Down)
SKU: ARB-LOCK-D44 · Air Systems & Lockers
Product Details
The world's premier traction aid. With the flick of a switch, the ARB Air Locker gives instant 100% lock at any moment via a pneumatically operated locking mechanism, preventing internal differential gears from rotating independently. Two-piece design with minimal moving parts for maximum reliability. Kit includes: Air Locker differential, activation switch, solenoid valve, air line, and bulkhead fitting. Fits Dana 44 axles, 35-spline, 3.73 and down gear ratios. Air compressor required for operation (sold separately). 5-year warranty.
Customer Reviews (9)
Fast, reliable inflation
It airs up all four tires quickly after a trail run and hasn't overheated even on longer sessions.
4/22/2026
Quiet compared to others I've used
Surprised by how much quieter it is compared to my old compressor. Works great for topping off tires at camp.
2/10/2026
Quiet compared to others I've used
Surprised by how much quieter it is compared to my old compressor. Works great for topping off tires at camp.
9/14/2025
Fast, reliable inflation
The ARB Air Locker — Dana 44 (35 Spline, 3.73 & Down) airs up all four tires quickly after a trail run and hasn't overheated even on longer sessions.
9/1/2025
Quiet compared to others I've used
Surprised by how much quieter the ARB Air Locker — Dana 44 (35 Spline, 3.73 & Down) is compared to my old compressor. Works great for topping off tires at camp.
7/11/2025
Great for locking diffs on demand
It engages instantly when needed on the trail and disengages cleanly on the highway — exactly what I wanted.
6/29/2025
Quiet compared to others I've used
Surprised by how much quieter it is compared to my old compressor. Works great for topping off tires at camp.
5/23/2025
Fast, reliable inflation
It airs up all four tires quickly after a trail run and hasn't overheated even on longer sessions.
11/29/2024
Great for locking diffs on demand
It engages instantly when needed on the trail and disengages cleanly on the highway — exactly what I wanted.
8/11/2024