Tough Dog 300s L/C NB1 GX/GXL/VX/Sahara/ZX/GR VTA-063549 4139Kg GVM Kit with Ralph's
A Tough Dog GVM Upgrade legally increases your vehicle's Gross Vehicle Mass — essential if you tour loaded, tow heavy or run a canopy setup. Exceeding factory GVM risks unsafe handling, insurance and legal issues; this kit keeps you compliant and stable.
Key Features
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Federally certified GVM increase — Tough Dog is a recognised Second Stage Manufacturer (SSM)
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ADR compliant — legal payload increase, pre-rego or post-rego options
- Engineered spring and damper package matched to the higher GVM
- Improved stability, braking confidence and suspension durability under load
Fitment
SKU: TDGVM-087. GVM upgrades require certified fitting — talk to our Brisbane team.
Professional Fitting Available
Rival 4x4 Australia supplies and fits the full Tough Dog range from our Brisbane workshop at 21 Moss Street, Slacks Creek QLD 4127. Not local? We deliver Australia-wide with tracked shipping.
Warranty
Manufacturer warranty. Genuine Tough Dog product with full Australian warranty backing.
About Tough Dog
Tough Dog Suspension has been making tracks across the world since 1984. Designed and engineered by 4Way Suspension in Sydney, Tough Dog gear is proven in over 55 countries — from Australian outback corrugations to international off-road competition, including a decade-plus as major sponsor of the Tuff Truck Challenge.
