NB1 to NB2 5.1T GVM Upgrade for Post-Rego 20+ Chevrolet Silverado 2500HD (FOR MODIFIED VEHICLES)

NB1 to NB2 5.1T GVM Upgrade for Post-Rego 20+ Chevrolet Silverado 2500HD (FOR MODIFIED VEHICLES)

Upgrade your 2020+ Chevrolet Silverado 2500HD from NB1 (4495KG) to NB2 (5148KG) classification with Everyday Offroad’s Post-Rego 5.1T GVM Upgrade. A simple, compliant category change requiring no airbag or suspension modifications—engineered for increased payload, towing capacity, and full road compliance.
Vendor: Everyday Offroad
$2,500.00
$2,500.00
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Subtotal: $2,500.00
NB1 to NB2 5.1T GVM Upgrade for Post-Rego 20+ Chevrolet Silverado 2500HD (FOR MODIFIED VEHICLES)

NB1 to NB2 5.1T GVM Upgrade for Post-Rego 20+ Chevrolet Silverado 2500HD (FOR MODIFIED VEHICLES)

$2,500.00
NB1 to NB2 5.1T GVM Upgrade for Post-Rego 20+ Chevrolet Silverado 2500HD (FOR MODIFIED VEHICLES)

NB1 to NB2 5.1T GVM Upgrade for Post-Rego 20+ Chevrolet Silverado 2500HD (FOR MODIFIED VEHICLES)

$2,500.00
Description
Description
x

Everyday Offroad 2020+ Chevrolet Silverado 2500HD Post-Rego NB1 to NB2 5.1T GVM Upgrade

Simplify your compliance and boost your vehicle’s capacity with Everyday Offroad’s NB1 to NB2 5.1T GVM Upgrade for 2020+ Chevrolet Silverado 2500HD models.

This upgrade transitions your vehicle from NB1 (Light Truck 4495KG GVM) to NB2 (Medium Truck 5148KG GVM) classification, allowing for increased payload and towing capacity without additional suspension or airbag modifications.

No airbag helpers are required for this category change.
However, if the vehicle has been modified, it must be fitted with:

  • An approved suspension and lift system

  • Load-rated rims and tyres suitable for the new classification

This upgrade is a straightforward compliance process that brings your Silverado in line with NB2 requirements, ensuring your setup remains safe, legal, and ready for heavier loads.

Everyday Offroad provides certified, engineer-approved GVM upgrade solutions for American trucks across Australia—trusted, compliant, and built for real-world performance.

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