Front air locking differential – Jeep Dana 30 – HF (RD100)
The HF rear air locking differential – part number RD100 is designed for enthusiasts of extreme off-roading, rock crawling, adventure, and expeditions. This system allows you to fully lock the rear differential on demand, ensuring optimal distribution of engine torque between the rear wheels.
This kit makes your Jeep more capable in terms of traction in the most difficult conditions (deep mud, slippery surfaces, rocks) and improves the control, safety, and overall grip of the vehicle.
🚀 Key benefits
🔹 Optimized traction
Locking the rear differential distributes torque equally between both wheels, reducing wheel spin and improving grip even on rough terrain.
🔹 Increased control
In extreme situations, the locker provides the driver with better stability and vehicle handling, which is essential for technical obstacles.
⚙️ Technical specifications
| Feature |
Detail |
| Type |
Rear air locking differential |
| Brand |
HF |
| Part number |
RD100 |
| Operation |
Air-operated via compressor |
| Position |
Front axle
|
| Ratio |
3.73 & up |
| Splines |
27 splines |
| Functionality |
Locking on demand |
| Compressor required |
Yes (not included) |
🚗 Compatibility
✔ Jeep Wrangler YJ, TJ, JK, JL
✔ Jeep Cherokee XJ, ZJ
⚠️ Important notes
- ❗ An air compressor is required to operate the locker (not included).
- ❗ Compatible only with ring and pinion ratios of 3.73 and up
❌ Not compatible with ratios below 3.73