N90 Hilux Airbag Suspension and Load Assist for Towing

Airbag suspension levels a loaded N90 Hilux and takes the sag out of towing, and unlike fixed springs you can adjust it to the load. Fulcrum stocks Polyair Bellows kits and WirelessOne and WirelessAir compressors for the N90, and fits them so you can adjust from the cab. Part of our full guide to N90 Hilux suspension.

If your N90 Hilux tows or carries a load that changes, airbag suspension is the flexible way to keep it level. Air helper springs sit inside or alongside the rear springs and let you add or release air to match the load, so the ute sits level with a van on the towball one weekend and rides normally empty the next. It is the load assist option for owners whose weight is not constant.

What does airbag suspension do on the N90?

Airbags are adjustable helper springs for the rear. When you load the tray or hitch a trailer, the rear normally sags, which lifts the nose, points the headlights up and lightens the steering. Adding air to the bags brings the rear back to level, restoring headlight aim, steering weight and stability under load. Release the air when you run empty and the ride returns to normal. They do not replace your springs; they support them for the times you carry weight.

The takeaway: airbags level a loaded or towing N90 on demand, then let it ride normally when empty.

Airbags or heavier springs, which should I choose?

It comes down to whether your load is constant or variable. If you carry a permanent load like a fixed canopy and drawers, heavier constant load springs are the better base because they hold the weight all the time. If your load changes, from empty during the week to towing on the weekend, airbags let you dial the rear to suit rather than living with a stiff spring when empty. Often the best answer is both: a spring rate for your baseline load and airbags to handle the extra when you tow.

The takeaway: choose airbags for variable loads and towing, heavier springs for a constant load, and often both together.

Do airbags raise my legal payload?

No, and this is important. Airbags level and support a load, but they do not raise your legal GVM. If you regularly run at or over the factory limit, the correct answer is a certified N90 Hilux GVM upgrade, which raises the legal weight with ADR certification. Airbags are a complement to good springs, not a substitute for the legal capacity a GVM upgrade provides.

The takeaway: airbags help you carry a load comfortably and safely, but a GVM upgrade is what raises your legal payload.

N90 load assist options compared

The takeaway: airbags are the flexible load leveller; pair them with the right springs, and choose a GVM upgrade when you need legal capacity.

N90 Hilux Airbag Suspension FAQs

Looking for more information about N90 Hilux airbag suspension? Below we answer the most commonly asked questions

See the complete guide: N90 Hilux suspension upgrade.