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
BDS 2025 Ram 2500 4wd (Diesel) 6" Radius Arm Lift Kit, 4.5" Rear Lift, Fox 2.5 Performance Elite
BDS 2025 Ram 2500 4wd (Diesel) 6" Radius Arm Suspension Lift Kit, 4.5" Rear Lift, Coil Spring - Fox 2.5 IFP PS Shocks
Fox NISSAN PATROL Y60 & Y61 | 2.5 FACTORY RACE SERIES (Rear)
Fox NISSAN PATROL Y60 & Y61 | 2.5 FACTORY RACE SERIES (FRONT)
Fox TOYOTA LAND CRUISER 76 78 79 | 2.5 PERFORMANCE SERIES | HD TUNE Front shock 0 - 2"
Fox TOYOTA LAND CRUISER | 2.5 PERFORMANCE SERIES | HD TUNE Front shock 2.5"-4"
Fox Toyota Hilux N70 | 2.0 PERFORMANCE SERIES Rear shocks
Fox TOYOTA HILUX N70 | 2.0 PERFORMANCE SERIES Front Coilover
BDS 3 Inch Lift Kit | FOX 2.5 Performance Elite | Toyota Hilux (06-26) N80
BDS 3 Inch Lift Kit | FOX 2.5 HTO Series | Toyota Hilux (06-26) N80
BDS 3-3 Inch Lift Kit | FOX 2.0 Adventure Series Snap | Toyota Hilux (06-26) N80 N90
BDS 2 Inch Leveling Kit | FOX Coilover Upgrade | Chevy Silverado or GMC Sierra 1500 (19-26) 4WD
BDS Transfer Case Indexing Ring | 8-Bolt | Ram 2500 / 3500 (19-24)
BDS 5 Inch Lift Kit | Toyota Tundra (22-26) 4WD
FOX 2.5 HTO Suspension Upgrade Chevy Silverado 2500HD 2020+
ORI Chevrolet Silverado 1500 LTZ, Trailboss, ZR2 Leaf Pack Assembly
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.











