
ARB Air Locker - Toyota 8" / 30 Spline / 12 Bolt
ARB Air Locker - Toyota 8" Rear. Pneumatically-activated 100% locking differential. With the flip of a switch, the Air Locker locks both axle shafts to the ring gear for full traction, then returns to full-open operation when released β zero drivetrain wear, no compromises on-road.
Key Specs
- Application: Toyota 8" Rear
- 30-spline axle
- 12-bolt ring gear
- 100% lock β no slip, no clutch packs
- Activation at any wheel speed
- Requires onboard air compressor (sold separately)
- ARB 5-year warranty
Install Notes
- Requires air supply β ARB Medium Duty Air Locker compressor (CKMA12 / CKMA24) or any ARB onboard compressor kit.
- Requires switch, solenoid, and air line kit β included with first-time installation. Subsequent installs may not need these.
- Professional installation strongly recommended β differential rebuild required.
ARB Air Locker - Toyota 8" Rear. Pneumatically-activated 100% locking differential. With the flip of a switch, the Air Locker locks both axle shafts to the ring gear for full traction, then returns to full-open operation when released β zero drivetrain wear, no compromises on-road.
Key Specs
- Application: Toyota 8" Rear
- 30-spline axle
- 12-bolt ring gear
- 100% lock β no slip, no clutch packs
- Activation at any wheel speed
- Requires onboard air compressor (sold separately)
- ARB 5-year warranty
Install Notes
- Requires air supply β ARB Medium Duty Air Locker compressor (CKMA12 / CKMA24) or any ARB onboard compressor kit.
- Requires switch, solenoid, and air line kit β included with first-time installation. Subsequent installs may not need these.
- Professional installation strongly recommended β differential rebuild required.
Original: $1,299.95
-65%$1,299.95
$454.98Description
ARB Air Locker - Toyota 8" Rear. Pneumatically-activated 100% locking differential. With the flip of a switch, the Air Locker locks both axle shafts to the ring gear for full traction, then returns to full-open operation when released β zero drivetrain wear, no compromises on-road.
Key Specs
- Application: Toyota 8" Rear
- 30-spline axle
- 12-bolt ring gear
- 100% lock β no slip, no clutch packs
- Activation at any wheel speed
- Requires onboard air compressor (sold separately)
- ARB 5-year warranty
Install Notes
- Requires air supply β ARB Medium Duty Air Locker compressor (CKMA12 / CKMA24) or any ARB onboard compressor kit.
- Requires switch, solenoid, and air line kit β included with first-time installation. Subsequent installs may not need these.
- Professional installation strongly recommended β differential rebuild required.




















