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How to Increase Towing Capacity Legally in Australia
A factual guide to towing ratings in Australia, including GVM, GCM, BTC, ATM and GTM, how to identify the limiting rating and why approval pathways vary.

Daly Kelly
Jul 223 min read


4x4 Modification Laws Western Australia: The 2026 Engineering Compliance Guide
That aggressive suspension lift and oversized tyre setup might look the part on the tracks, but without the right paperwork, it is a significant legal liability. You have likely invested heavily in your vehicle to prepare it for the WA outback, and the last thing you need is a defect notice or a den...

Daly Kelly
Jul 2112 min read


Navigating Vehicle Modification Compliance
Modifying a vehicle can improve performance, utility, or aesthetics. However, it is essential to ensure that all modifications comply with legal and safety standards. Failure to meet compliance requirements can lead to fines, vehicle impoundment, or insurance issues. This post outlines key considerations and practical steps to navigate vehicle modification compliance effectively. Understanding Vehicle Modification Compliance Vehicle modification compliance refers to adhering

Daly Kelly
Jul 214 min read


Automotive Engineering Services: A Guide to Vehicle Compliance in Australia
Would you bet your insurance payout and your family’s safety on a structural modification that hasn't been verified by a qualified professional? It's a common dilemma for Australian drivers who need more from their vehicles, whether that's increased towing capacity for a heavy caravan or a bespoke c...

Daly Kelly
Jul 2013 min read


VSB 6 Explained: Heavy Vehicle Modifications in Australia
A factual guide to VSB 6, including which vehicles it covers, common and specific modifications, Section S rating changes and jurisdictional approval requirements.

Daly Kelly
Jul 193 min read


300 Series Landcruiser Suspension Kit: The Engineering Guide to Performance and Compliance
With a factory payload of approximately 730kg, your brand-new 300 Series is likely overweight the moment you add a bullbar, a winch, and a full tank of diesel. It’s a frustrating reality for many Australian tourers who find their vehicle bottoming out over every undulation or wandering across the la...

Daly Kelly
Jul 1814 min read


What Is a GVM Upgrade? Australian Engineering Guide
A factual explanation of GVM upgrades in Australia, including payload, axle limits, pre- and post-registration pathways and what a GVM increase does not change.

Daly Kelly
Jul 183 min read


All you need to know about GVM & GCM upgrades in Western Australia
We’ve all been there – a casual conversation with another 4Wder, exchanging stories, hearing about where they visited recently, talking about what changes you’d like to make to your rig, and then it hits: they start telling you all about their GVM upgrade… 15 minutes later after you have extracted yourself from the conversation, grieving that period of your life that you will never get back, and you wonder to yourself, where did they get all that information from, and why wer

Daly Kelly
Jul 158 min read


Understanding the Vehicle Certification Process - and how a vehicle certification agency can help
Knowing how this whole certification gig works is super important for everyone involved—vehicle owners, dealerships, fleet operators, and manufacturers—so we can keep our roads safe and avoid any run-ins with the law.

Daly Kelly
Jul 144 min read


Super Single Conversions
When you move from factory duals to a Super Single conversion, you’re not just changing the look of your vehicle — you’re changing its performance envelope. Those big single tyres carry more weight per wheel, handle heat differently, and respond more sharply to under- or over-inflation.
At highway speeds, that makes tyre pressure one of the most important — and most misunderstood — factors in keeping your rig safe, efficient, and predictable.

Daly Kelly
Sep 1, 20253 min read
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