![Load image into Gallery viewer, 8" IFS ARB Air Locker [RD121]](http://www.srqfabrications.com/cdn/shop/files/23b3d74a36554__14209_400x@2x.jpg?v=1734366907)

The ARB RD121 Air Locker is a selectable locker for Toyota 8" IFS front differentials with 30-spline axles and gear ratios of 3.73 and numerically lower. It provides on-demand traction without compromising road manners or driveline longevity.
- Provides 100 percent traction on demand without affecting on-road drivability or driveline wear
- Easy, convenient operation allows the user to concentrate on the terrain without leaving the comfort and safety of the driver's seat
- Two-piece design is ultra-durable and extremely strong ? minimal moving parts ensure maximum reliability
- Patented ?timed' locking mechanism offers high strength and ultra-fast unlocking
- Steel reinforced, elastomer bonded annular seal designed to handle the most extreme climatic temperatures on Earth
- Kit includes: Air Locker differential, activation switch, solenoid valve, air line and bulkhead fitting
- Air compressor required for operation (sold separately)