Premium Shocks - What Do They Really Do?

Once upon a time, upgrading your 4WD shocks meant fitting a “long travel” set of factory replacements and hoping for a bit more flex. That was about it. Fast forward a few years, and the game has completely changed. Thanks to modern materials and manufacturing, high-performance remote reservoir shocks, once only seen on desert racers, are now a go-to upgrade for everyday 4WDs.

So, what should you be looking at if you want to get the most out of your suspension?

Remote Reservoir & Long Travel Options

For heavy-duty platforms like Patrols and LandCruisers, 2.0in and 2.5in remote reservoir shocks are now the standard choice. Pair them with 2.0in hydraulic bump stops and you’ve got a setup that’s ready to tackle big hits without beating up your rig.

Even IFS vehicles, think Hilux, NP300, Ranger or Triton, can now run long-travel 2.0in or 2.5in monotube struts designed to handle punishing off-road terrain. These aren’t one-size-fits-all parts; Superior Engineering builds shocks around what your driveline can actually handle. That means you get every bit of usable travel without stressing CVs or suspension components.

Adjustable Reservoirs for Fine Tuning

Multi-stage billet reservoirs are no longer exotic race-only tech. By adjusting oil flow and gas pressure, they let you fine-tune damping to suit weight, load, and driving style. The big win? Consistent performance under heat and heavy cycles, perfect for touring rigs that see long corrugated roads or weekend warriors hitting the whoops.

What’s the Deal with Bypass Shocks?

Bypass shocks are where things get seriously clever. A standard monotube shock relies on internal shims that flex to control oil flow at different shaft speeds. Bypass shocks add external tubes that let oil flow around the piston in specific travel zones.

Think of it as suspension “mapping”: soft and controlled for small chop, then progressively firmer as you approach full compression. You get comfort, traction and confidence without bottoming out when things get rough.

Air Shocks & Compact Alternatives

Air shocks are a lightweight solution often used in competition rigs. Instead of traditional springs, nitrogen pressure inside the shock carries the load. Adjust the nitrogen pressure and you adjust your ride height. Add or remove oil, and you fine-tune the end-stroke ramp.

Hydraulic bump stops are basically short air shocks, giving you precise control at the point of impact.

Triple Bypass Air Shocks: Race Tech Meets Compact Packaging

Here’s where it all comes together. Superior’s triple bypass air shocks combine the adjustability of a race-bred triple bypass with the compact packaging of a 2.5in air shock. Perfect for lightweight competition builds, TuffTruck, Ultra4, long-travel buggies or UTVs, they offer easy ride height adjustment via nitrogen pressure, and fine control of compression and rebound through bypass tube screws.

Compact. Lightweight. Fully tunable. They’re the ultimate in suspension tech for those chasing serious performance.

Final Word on 4WD Suspension Upgrades

If you’re looking for the best 4WD shocks in Australia, the market has never been stronger. From touring rigs to comp trucks, remote reservoir shocks, bypass systems and air shocks now deliver race-level performance for everyday 4x4 owners. The key is choosing shocks designed around your vehicle, load and driving style, not just “one size fits all” options.

Superior Engineering has led the way in designing performance 4x4 suspension upgrades that maximise travel, protect driveline components and deliver real-world off-road performance.