Mazda BT50 upgraded with ROH Raid wheels and Falken AT4W tyres. Complete setup with professional alignment report for off-road performance and durability.
Oversized tyres look tough—but are they legal in SA? Here’s what South Australia actually allows for tyre diameter increases, what causes defects (spacers, track, guard coverage), and how to choose a legal, drivable setup.
Thinking about bigger wheels or tyres in South Australia? Here’s a clear, no-fluff 2026 guide to what’s legal in SA—tyre diameter limits, wheel track rules, spacers, offset risks, and when you’ll need engineering approval.