Struts

Repco offers a comprehensive range of suspension strut options designed to suit everyday passenger vehicles, SUVs, and light commercial applications. Whether your vehicle runs a macpherson strut front end or a rear strut setup as part of an independent suspension system, selecting the correct replacement is essential for safe handling and even tyre wear. Choosing the right strut from Repco ensures reliable damping control and helps maintain proper wheel alignment on your vehicle.

Car struts play a structural role as well as controlling spring movement, which means wear can affect steering response, braking stability, and overall comfort. Our range includes complete assemblies and individual components to match specific vehicle requirements. Built to handle Australian and New Zealand road conditions, from city commuting to regional highways, our suspension parts are designed to meet quality standards and deliver consistent performance.

A suspension strut is a key structural and damping component used in many modern passenger vehicles, SUVs, and light commercial vehicles. In most applications, the macpherson strut design integrates the shock absorber and coil spring into a single unit that supports vehicle weight and maintains wheel alignment. This compact layout is widely used for front struts, though rear struts are also common in independent rear suspension systems.

Unlike a standalone shock absorber, a strut forms part of the steering and suspension geometry. The strut suspension system connects directly to the steering knuckle, meaning its condition affects camber, caster, and overall wheel strut alignment. When functioning correctly, car struts provide controlled damping, stable handling, and consistent tyre contact with the road surface.

What does a suspension strut do?

A suspension strut performs three primary roles. First, it dampens spring oscillation by controlling compression and rebound through hydraulic valving. Second, it provides structural support between the wheel hub and vehicle body. Third, it assists in maintaining precise steering geometry.

In a typical front strut assembly, the unit includes the shock strut body, coil spring, upper mount, bearing plate, bump stop, and dust boot. This front strut assembly supports vertical loads during braking and acceleration, while also managing lateral forces when cornering. In daily driving conditions, suspension struts absorb irregularities from potholes, corrugations, speed humps, and uneven bitumen surfaces.

For touring vehicles or those fitted with strut spacers to achieve additional ride height, ensuring the strut assembly is rated for the altered geometry is essential. Poor quality or worn components can negatively affect braking distance, tyre wear, and steering response.

How much does it cost to replace suspension struts?

Front struts replacement cost depends on vehicle make, model, and whether a complete strut assembly is installed. A basic strut replacement cost may start from a few hundred dollars per axle for parts alone. Premium or performance oriented struts car owners select for improved handling can increase that figure.

Labour charges vary depending on workshop rates and design complexity. Vehicles with limited access in the engine bay or rear cargo area may require additional time. Wheel alignment is typically recommended after front strut replacement, adding to the overall cost.

Choosing a complete easy strut unit, which includes a pre-assembled spring and mount, may reduce labour time. While the upfront component price may be higher than replacing only the shock strut insert, installation efficiency and safety benefits are often worthwhile.

Can I change suspension struts myself?

Replacing a car strut is achievable for experienced DIY enthusiasts with appropriate tools and mechanical knowledge. However, safety is critical. Traditional strut replacement requires compressing the coil spring using a dedicated spring compressor. Incorrect handling can lead to serious injury.

Using a pre-assembled strut assembly simplifies the process. With an easy strut, the spring and mount are already fitted, eliminating the need for spring compression. The general procedure involves raising the vehicle securely, removing the wheel, disconnecting brake line brackets and sway bar links, unbolting the strut from the steering knuckle, and removing the upper mount fasteners.

After installation, torque settings must follow manufacturer specifications. A professional wheel alignment ensures correct camber and toe settings, protecting tyres and restoring predictable handling.

Is it okay to drive with bad struts?

Driving with worn suspension struts is not advisable. Although the vehicle may remain operational, reduced damping leads to increased body movement, especially during braking and cornering. This can extend stopping distances and reduce stability in emergency manoeuvres.

On uneven rural roads or heavily corrugated surfaces, worn front struts can allow excessive rebound, reducing consistent tyre contact. For vehicles carrying tools, equipment, or towing loads, compromised strut suspension performance may increase sway and instability.

Prompt strut replacement maintains braking efficiency, steering control, and occupant comfort. Addressing issues early can also prevent secondary wear to tyres, suspension bushings, and steering components.

What are the symptoms of bad struts?

Common indicators of failing struts include:

• Excessive bouncing after hitting a bump
• Nose diving during braking
• Uneven or cupped tyre wear
• Knocking or clunking noises over rough surfaces
• Visible fluid leaks from the shock strut body
• Steering wandering or instability at highway speeds

A visual inspection may reveal oil seepage or damaged mounts. If a vehicle feels unsettled during cornering or exhibits increased body roll, suspension struts may no longer be performing effectively.

Selecting the Right Strut for Your Vehicle

When choosing front struts or rear struts, confirm compatibility with the exact vehicle model, engine variant, and suspension type. Consider intended use. Standard replacement units are suitable for daily commuting and general driving. Heavy duty or upgraded options may better suit vehicles carrying constant loads or travelling on rough regional roads.

Where strut spacers are installed to achieve lift, ensure the shock strut length and travel are appropriate for the new ride height. Matching components to intended driving conditions supports durability and predictable handling.

Quality suspension struts contribute directly to braking stability, tyre life, and overall safety. Whether replacing a single worn front strut or undertaking a full strut replacement across both axles, selecting the correct components and installing them properly restores control and confidence behind the wheel.

Complete the Suspension Job Properly

When replacing struts, it is important to inspect related components to achieve the best result. Repco’s steering and suspension category includes control arms, sway bar links, and suspension bushes that may require attention at the same time. Addressing the full suspension setup rather than a single worn strut helps maintain predictable handling and safe road manners. With quality parts and practical support from Repco, you can confidently restore ride comfort and control.