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
11-15 GM HD 4.5in Torsion Bar System
BDS 3 Inch Lift Kit w/ Radius Arm | Ford F250/F350 Super Duty (23-26) 4WD
Fox PERFORMANCE SERIES 2.0 SMOOTH BODY IFP Rear SHOCK Chevy Silverado 2500HD / 3500HD 2020+
FOX Race Series 3.0 Front Suspension for Toyota Land Cruiser LC300 22+
FOX Race Series 3.0 Rear Suspension for Toyota Land Cruiser LC300 22+
FOX PERFORMANCE SERIES 2.5 HD Front Suspension | Toyota Land Cruiser LC300 22+
FOX PERFORMANCE SERIES 2.5 Front Suspension for Toyota Land Cruiser LC300 22+
FOX PERFORMANCE SERIES 2.5 HD Rear Suspension | Toyota Land Cruiser LC300 22+
FOX PERFORMANCE SERIES 2.5 Rear Suspension for Toyota Land Cruiser LC300 22+
EFS 200KG leaf pack Chevy Silverado 1500 2019+
Fox 2.5 Factory Series Front Shocks w/ DSC Reservoir Pair Chevy Silverado 11 - 19 0-1"
BDS 3 Inch Lift Kit W/ Radius Arm | Ram 2500 (19-26) 4WD | Diesel w/ Rear Air Ride
BDS 2013-2024 Ram 2500 /2013-2024 Ram 3500 Radius Arm Box Kit
BDS 2 Inch Leveling Kit FOX 2.5 Performance Elite | Ford F250/F350 Super Duty 17-26
BDS 2 Inch Leveling Kit FOX 2.5 HTO | Ford F250/F350 Super Duty 17-25
Fox PERFORMANCE SERIES 2.0 SMOOTH BODY IFP SHOCK rear Toyota Tundra 22+
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.











