ISUZU D-MAX Air Suspension Helper Kit for Leaf Springs RR4599
If you own an ISUZU D-MAX 4×2 NON Hi-Rider (Jan 2007-May 2012) and want better towing stability, safer load handling and a smoother ride, the Airbag Man RR4599 Air Suspension Helper Kit is the upgrade for you.
Engineered in Australia, this kit keeps your ute level, reduces spring sag and improves handling across Newcastle, Hunter Valley and beyond. Whether you’re towing a trailer, hauling work gear or driving every day, it delivers comfort, safety and control.
At Opposite Lock Cardiff, we supply and professionally install the RR4599 kit so you get the most out of every upgrade with confidence.
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Description
Why Choose the RR4599 Air Suspension Helper Kit?
Stops spring sag: Keeps your ISUZU D MAX level under heavy loads.
Fits multiple setups: Works with standard, lowered or raised suspensions.
Improved stability and control: Safer steering and braking on highways or worksites.
Smoother ride quality: Absorbs bumps, potholes and rough terrain.
Adjustable ride height: Set your preferred height for towing or off-road driving.
Better load handling: Prevents bottoming out and balances heavy payloads.
Towing confidence: Keeps your trailer or caravan steady and secure.
Reduces wear and tear: Protects suspension components and tyres from strain.
DIY-friendly installation: Bolt-on kit with clear instructions included.
Lifetime warranty: Heavy duty Firestone airbags backed by manufacturer support.
Everything you need comes in one box:
1. Heavy duty Firestone airbags
2. All brackets, fittings and hardware
3. Nylon air lines and connectors
4. Step by step instructions with QR code video guides
No chasing extra parts – it’s all included and ready to install.
Vehicle compatibility: ISUZU D-MAX 4×2 NON-Hi-Rider (Jan 2007-May 2012)
Fitment type: Easy-fit bolt-on kit
Installation time: Around 120 minutes
Maximum pressure: 50 PSI
Airbag height range: 5.5 – 6.5 inches
Warranty: Lifetime Manufacturer’s Warranty
Professional Installation in Newcastle and Hunter Valley
At Opposite Lock Cardiff, we don’t just sell the kit, we install it properly. With years of experience in 4WD upgrades across Newcastle, Maitland, Hunter Valley, Port Stephens and the Central Coast, we ensure every suspension upgrade meets NSW engineering compliance and performs as promised.
Upgrade Your ISUZU D-MAX Today
Get the ISUZU D-MAX RR4599 Air Suspension Helper Kit and experience the difference in towing confidence, load handling and ride comfort.
Call us on 02 40581911 or visit us at U 1/31 Munibung Road, Cardiff NSW 2285 for a free quote or professional installation.
FREQUENTLY ASKED QUESTIONS
Is RR4599 kit suitable for towing heavy loads?
Yes. It keeps your D-MAX level, improves stability and reduces sway when towing caravans or trailers.
Can I install the kit myself?
Absolutely. It comes with step-by-step instructions and QR code video guides for DIY installation. Professional fitting is also available at Opposite Lock Cardiff.
Does it work with lowered or raised suspensions?
Yes, it fits standard, lowered and raised setups – just confirm your vehicle details before ordering.
How long does the installation take?
Most DIY users or mechanics can fit the kit in about two hours.
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