We Are Your Airbag Suspension Specialists For All Major Makes And Models.

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4WD World is a Major Australian Distributor of Thor Air Bag Suspenion

Airbag Suspension

Why Airbag Suspension?

A Cost effective way to make vehicles safer by giving:

  • Air adjustable spring rate
  • Eliminates body roll
  • Keeps front wheels on the road for improved braking and steering
  • Increases load carrying capability
  • Improves driver and passenger comfort levels
  • Ideal for 4WD’s and other vehicles with raised suspension kits

Note: There are some brands we will not sell due to their problems with:

  • Fitment
  • Reliability
  • False claims regarding warranty and load capacity

Talk to us about the correct airbag suspension parts for your vehicle.

Brands – We only sell reputable brands including:

Coil Sprung Kits

For coil sprung vehicles with sufficient room inside the coil (no shock or strut in the centre), long wearing neoprene.

These kits are either:

  • Firestone
  • Polyair

By adjusting the air pressure in the cylinder they eliminate:

  • Sagging springs
  • Body roll
  • Sway

And increase load carrying capability.


They are ideal for towing caravans and trailers with popular tow vehicles such as:

Polyair Ultimate Airbag Suspension Kit
  • Toyota Landcruiser 80/100/200 Series
  • Toyota Prado
  • Isuzu MUX
  • Nissan NP300 Utes
  • Nissan Patrol
  • Nissan Pathfinder
  • Mitsubishi Pajero
  • Mitsubishi Challenger
  • Mitsubishi Outlander
  • Mitsubishi Delica
  • Ford Territory
  • Ford Falcon
  • Ford Everest
  • Jeep Grand Cherokee
  • Jeep Wrangler
  • Jeep Commander
  • Holden Commodore
  • Holden Trailblazer
  • Holden Colorado 7
  • Ssangyong
  • Mazda Tribute
  • Mazda 6
  • Mazda CX5/Cx7

+ other makes and models

Applicable products include:

Leaf Sprung Kits

Polyair Logo
Boss Logo
Thor Logo

These are a heavy duty corded rubber bellow, generally of double construction.

They fit between the axle (diff unit) and the chassis to enable:

  • Greater load carrying
  • Improved towing
  • Less body roll
  • Better ride and handling when loaded

These are ideal for:

  • Tradesman’s Utes
  • 4WD’s of all types
  • Vehicles towing large caravans/trailers
  • Motorhomes
  • Light trucks
  • Vans

Applicable products include:

Handle big loads with full-time load support, improve safety and ride quality. Polyair Bellow kits are our heaviest-rated kits for hauling or towing heavy loads.


Polyair Ultimate Bellows Kit

Rugged 2-ply fabric reinforced air springs are built like a tyre. Fully air adjustable, to keep your vehicle riding level and comfortable, whether loaded, towing or light, on any road conditions with up to 2200kg (5,000 lbs) of leveling capacity.


These kits handle big loads while improving safety and ride quality. They are fully air adjustable to keep your vehicle riding level and comfortable whether loaded or towing.

Airbag Suspension

Thor have released kits with a single convolute bag. This is used to enable some current model 4WDs to retain ride height when unladen. The single convolute bellows have the same load rating and air adjustability as the double convolute bellows.

Single convolute bellow

This load assist product gives leaf sprung vehicles an air adjustable rear suspension.


Thor have released a new longer bag with triple bellows ideal for multiple uses, mainly with raised 4WD vehicles with leaf springs. This load assist kit is designed for vehicles with a 3–4” lift.


Coil Replacement Kits

Some vehicles can have their OE coil springs replaced with airbag suspension.

This gives the vehicles:

  • Improved ride and comfort
  • Better wheel travel
  • Less sway
  • Improved load capacity

Popular fitments include:

  • Nissan Patrol GU/GQ
  • Toyota Landcruiser 80/100/300 Series
  • VW T5/T6 Vans
  • Nissan Navara NP300
  • Mercedes Vito and V Class
  • Renault Trafic
  • Toyota Prado 120/150 Series
  • Holden VU/VZ Utes
  • Holden VP-VZ Sedans
  • Holden HQ-HZ Sedans
  • Landrover Defender (Most Models)
  • Lexus LX470

Applicable products include:

Thor Coil Replacement kits

These kits replace the vehicle’s coil springs providing height adjustment for load carrying, towing and additional clearance.


It features the single bellow as space is limited. The kit allows the standard ride height to be retained when a reasonable to heavy load.


OE Replacements

We sell replacement:

  • Air Bellows
  • Air Struts
  • Air Compressors

For vehicles that are manufactured with air suspension from the factory.

These are quality products from manufacturers such as:

  • Arnotts (USA)
  • Dunlop (UK)
  • Firestone (USA)

Struts can be either new or re-manufactured (from original components).

Components fit up to existing factory fitted air lines / compressors and enable the vehicles air suspension to operate as normal.

Popular fitments include:

  • Land Rover
  • Mercedes Benz
  • Audi
  • Lexus
  • General Motors
  • Porsche / VW
  • BMW
  • Bentley
  • Hummer H2

Arnott Airbag Suspension

All products are made to OE (original equipment) specification and have a limited lifetime warranty.


Freecall Airbag World on 1800 807 176 or get your quote below

Your Air Suspension Specialists…

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