

Ford Ranger PX, II, III Air Suspension Helper Kit for Leaf Springs RR4634
- Authorised Dealer
Towing a caravan? Carrying heavy gear? The Airbag Man RR4634 Air Suspension Kit is purpose built for Ford Ranger PX, PX II & PX III (4×4 & 4×2 Hi-Rider, Dec 2011-2017) owners who need safety, stability, and comfort on every journey.
At Opposite Lock Cardiff, we supply and install this kit across Newcastle, Hunter Valley, Maitland, Port Stephens & Central Coast, giving you a professional fitment service you can trust.
Authorised Dealer
Licensed Dobinsons installer — Newcastle NSW
Authorised Dealer
Licensed Dobinsons installer — Newcastle NSW
Authorised Dealer
Licensed Dobinsons installer — Newcastle NSW
Authorised Dealer
Licensed Dobinsons installer — Newcastle NSW
- Description
- Reviews (0)
Description
- Eliminates Spring Sag: Keeps your Ranger level under heavy loads.
- Fits Standard, Raised & Lowered Suspensions: One kit for multiple setups.
- Safer Steering & Braking: Better control and shorter stopping distances.
- Enhanced Ride Comfort: Smooths out bumps on highways and off-road tracks.
- Adjustable Ride Height: Fine tune for towing or challenging terrain.
- Prevents Bottoming Out: Protects suspension from harsh impacts.
- Improved Stability & Handling: Reduces body roll and sway.
- Even Tyre Wear: Balanced weight distribution extends tyre life.
- Quick Installation: Complete kit installs in approx. 120 minutes.
- Lifetime Firestone Warranty: Confidence backed by trusted components.
What’s Included in the Kit?
- Heavy duty Firestone airbags
- All mounting brackets & fittings
- Durable nylon tubing & connectors
- Step by step instructions with QR code for install videos
Fitment & Specifications
- Fitment Position: Rear axle
- Install Time: Around 120 minutes
- Max Pressure: 40 PSI
- Airbag Height Range: 5.5” – 6.5”
- Exclusions: Not for Ranger Raptor or FX4 Max models
- Warranty: Limited Lifetime Firestone Manufacturer’s Warranty
Why Choose Opposite Lock Cardiff?
- 15+ years of 4×4 upgrade expertise
- Professional installation for perfect results
- Serving Newcastle, Hunter Valley, Maitland & beyond
- Authorized dealer for Airbag Man & Firestone products
- Proven track record with hundreds of 4×4 owners locally
FREQUENTLY ASKED QUESTIONS
Will this kit fit my Ford Ranger PX series?
Yes, it suits PX, PX II & PX III models from Dec 2011-2017, excluding Raptor & FX4 Max.
Can I install it myself?
Yes, with basic tools and instructions, it takes around 2 hours.
What benefits does it offer for towing?
It improves stability, reduces sag and keeps your Ranger balanced under heavy loads.
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