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 Large Flex End Rebuild Kit - Gen II
BDS Recoil Traction Bar Assembly Rebuild (1 Recoil Bar)
BDS LCA Ball Joint w/o Bushings | Fits BDS GM 021251, 021252 | Chevy Silverado and GMC Sierra 2500HD/3500HD (11-19)
FOX CHEVY SILVERADO 1500 PERFORMANCE SERIES 2.5 REAR IFP SHOCK
FOX CHEVY SILVERADO 1500 PERFORMANCE SERIES 2.5 FRONT COIL-OVER IFP SHOCK
FOX TOYOTA HILUX PERFORMANCE SERIES 2.5 REAR RESERVOIR SHOCK
FOX TOYOTA HILUX PERFORMANCE SERIES 2.5 FRONT COIL-OVER IFP SHOCK
FOX RAM 3500 PERFORMANCE SERIES 2.5 REAR IFP HTO SHOCK
FOX FORD RANGER PX3 PERFORMANCE ELITE SERIES 2.5 REAR RESERVOIR SHOCK - ADJUSTABLE
FOX FORD RANGER PX3 PERFORMANCE ELITE SERIES 2.5 FRONT RESERVOIR SHOCK - ADJUSTABLE
FOX INEOS GRENADIER PERFORMANCE ELITE SERIES 2.5 RESERVOIR FRONT SHOCK - ADJUSTABLE
Ridetech Rear Sway Bar | 2019-2025 Silverado / Sierra 1500 2WD/4WD with Ridetech Lowering Kit
bds 2001-2019 GM HD Front Skid Plate Box Kit
BDS 11 GM HD 4.5-6.5in System (4of4)
BDS 11 GM HD 4.5-6.5in System (3of4)
BDS 11 GM HD 4.5-6.5in System (2of4)
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.











