Chevrolet Silverado 1500 GVM Upgrades Australia
Federally approved GVM upgrade packages for the Chevrolet Silverado 1500. Every stage is ADR-tested, SSM-certified, and installed by our national network of approved specialists.
- Federal / SSM Certification
- ADR-Tested & Approved
- Australia-Wide Installer Network
BAJA Kits Billet Upper Control Arms - Chevy Silverado 1500 2019 - 2023
BAJA Kits Pre Runner Kit Suitable for Chevrolet Silverado 1500 LTZ
Baja Kits Boxed Lower Control Arms - Suitable for Toyota Land Cruiser 200 Series
BAJA Kits - Upper Control Arms Suitable for Toyota Land Cruiser 200 Series
Why Upgrade Your Silverado 1500's GVM?
Payload & Load Calculator
Model how passengers, cargo, accessories and trailer weight affect your GVM, GCM and axle loads before you travel.
Planning guide only. Results use published ORI package specifications plus estimated axle splits from kerb weight. Confirm your exact vehicle, compliance paperwork and weighbridge weights before modifying, loading or towing.
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Installation Locations
Approved installers fit your package in every state and territory.
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ORI Offroad Industries (HQ)Melbourne, VIC
Frequently Asked Questions
What is a GVM upgrade?
A GVM (Gross Vehicle Mass) upgrade increases the maximum legal weight your vehicle can carry, using SSM certification.
How much payload can I legally gain?
Gains vary by vehicle and stage. Contact us for figures specific to your Silverado 1500.
What is the difference between the stages?
Each stage offers a different GVM and suspension package. See the package grid above.
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