IRS - Independent Rear Suspension

IRS Kits

Upgrade your vehicle's handling, traction and ride quality with a premium Independent Rear Suspension (IRS) system from Superformance. We supply complete IRS kits, components and custom-built solutions for classic cars, muscle cars, hot rods and performance applications.


Premium Quality IRS Kits & Components

Superformance is Australia's leading supplier of IRS kits and rear-end suspension components. We import and distribute systems from the industry's most trusted brands, including:

Art Morrison Roadster Shop Heidts Detroit Speed Chris Alston's Chassisworks Kugel Komponents

Contact Us for Fitment Options

 

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Why Upgrade to an IRS System?

IRS (Independent Rear Suspension) allows each rear wheel to move independently of the other. Unlike a traditional solid axle where both wheels react together, IRS dramatically improves handling, stability and ride comfort.

Key Benefits of Independent Rear Suspension

Superior Ride Comfort

Superior ride comfort on uneven roads.

Improved Cornering & Stability

Improved cornering and stability.

Reduced Unsprung Weight

Reduced unsprung weight for enhanced performance.

Better Rear-End Traction

Better rear-end traction under acceleration and braking.

Modern Rear Geometry

Modern rear geometry with improved camber & toe control.

Ideal for Custom Builds

Ideal for high-performance street cars and custom builds.


Complete Rear Suspension Upgrades

A high-performance IRS conversion provides a modern driving experience and transforms the behaviour of classic muscle cars, rods and trucks. Superformance offers full brake-to-brake IRS packages, including:

Complete IRS Crossmember Assemblies

Complete IRS crossmember assemblies.

Control Arms, Coilovers & Shock Packages

Control arms, coilovers & shock packages.

CV Shafts, Hubs & Bearing Carriers

CV shafts, hubs & bearing carriers.

Differential Centre Options

Differential centre options.

Custom Fabrication & Installation

Custom fabrication & installation.


Custom Built IRS Solutions

For vehicles with non-standard dimensions or custom chassis builds, our in-house fabrication team can design and manufacture a fully customised IRS solution for your vehicle. We can modify and customise IRS systems to suit:

  • Hot Rod chassis
  • Custom street machines
  • American Pick-up Trucks
  • Drag & performance cars

Whether you're upgrading for comfort, handling or modernising a classic, we can supply and install the right IRS package to help you finish your build.


Talk to the Suspension Experts

If you're looking for IRS kits, installation advice or a custom suspension upgrade, the Superformance team is here to help. Contact us on 07 3488 7831 for pricing, availability, or to discuss your project requirements.

Call 07 3488 7831 Email info@superformance.com.au Contact Us