Silverado 1500
3,650 KG
Everyday and lighter touring · 2-inch lift
- BDS upper control arms
3,850 KG
Loaded touring and tub builds · 2-inch lift
- BDS upper control arms
4,200 KG
Tray, canopy and heavier builds · 2-inch lift
- BDS upper control arms
Choose your manufacturer and model to compare relevant GVM packages. For Silverado 1500 and Ford F-150, select the vehicle and registration status to see package details.
LTZ and ZR2 ratings differ. No wheel upgrade listed for 3,650 or 3,850 kg.
Pre or post registration available; certification depends on the state and vehicle.
Everyday and lighter touring · 2-inch lift
Loaded touring and tub builds · 2-inch lift
Tray, canopy and heavier builds · 2-inch lift
Entry heavy-duty GVM package with a 3-inch lift.
Higher-capacity Silverado 2500 HD package using the same available lift and suspension pathways as the 6,000 KG build.
Maximum-capacity Silverado 2500 HD pathway using the same lift and suspension choices as the 6,000 KG package.
Multiple 6,000 KG packages are available depending on load and lift requirements.
Thanks for checking with us. There isn’t a RAM 1500 DT GVM package available through Next Level Trucks at the moment, so we’d rather be clear than show you an option we can’t supply.
We can still help you plan a RAM build for towing, touring or work. Tell us what you’d like the truck to do, and our team can talk through suitable suspension and accessories.
If our GVM offering changes, we’ll update this page.
2-inch heavy-duty package with HTO suspension.
Maximum published 5th Gen GVM with 2-inch or 3-inch suspension options.
2-inch package for daily drivers and lighter touring.
Multiple 5,890 KG packages from 2-inch through 6-inch lift.
Post-registration NB1 upgrades shown here are available for Queensland-registered vehicles only, subject to engineering approval. The 4,000 kg / 4-inch package is pre-registration only.
Light GVM · Fox Elite 2.5 · 2-inch lift
Light GVM · Fox Elite 2.5 · 2-inch lift
Heavy Duty · 4-inch BDS lift
This 4-inch GVM package is pre-registration only. It is not offered as a post-registration upgrade.
Heavy Duty · 2-inch lift
Heavy Duty · 2-inch lift
The supplied / source pages do not publish a matching F-250/F-350 GVM package specification.
Most trucks do not stay factory standard for long. Once accessories, passengers, fuel, towing equipment, tray or canopy systems and touring gear are added, the vehicle's available payload can reduce quickly. A GVM upgrade may become relevant when the finished vehicle needs to legally carry more mass than the standard configuration allows.
Every part of a complete truck build contributes weight. This progression demonstrates how common modifications and towing requirements can progressively consume payload.
Rooftop tents, awnings, spare wheels, long-range fuel, batteries, fridges, recovery equipment and camping gear can add significant permanent and temporary load.
The weight applied to the truck by a caravan or trailer forms part of the vehicle's operating mass and needs to be considered when planning payload.
A complete tray, canopy and electrical fit-out can represent a substantial portion of available payload before tools, passengers or touring gear are even added.
The best time to consider GVM, suspension and payload is before the vehicle is fully modified. Talk to the Next Level Trucks team about the complete build you have planned.
Discuss Your BuildA vehicle's legal operating limits are not determined by GVM alone. Payload, GCM, axle capacity and tow ball mass all interact, which is why the entire vehicle and trailer combination needs to be considered when planning a towing or touring build.
The maximum permitted operating mass of the vehicle itself when loaded.
The permitted combined mass of the tow vehicle and trailer together, subject to the vehicle's applicable limits.
The amount of weight available for people, accessories, cargo and imposed loads within the vehicle's permitted mass.
The load carried by the front and rear axles. Individual axle limits still matter, even if total vehicle mass is within GVM.
The downward load transferred from the trailer onto the vehicle through the towbar. This load contributes to vehicle operating mass.
Think of the complete towing setup as a system rather than separate numbers. Increasing available vehicle payload does not automatically increase every other rated limit.
Vehicle, passengers, accessories, cargo and applicable tow ball load.
Caravan, boat or trailer loaded for travel.
The whole vehicle and trailer combination must remain within the applicable ratings and certification requirements.
A GVM upgrade does not automatically mean an increase in towing capacity, GCM, axle ratings or every other vehicle limit. The exact allowable figures depend on the vehicle, approved upgrade pathway, certification and configuration.
The pathway available for a GVM upgrade can depend on whether the vehicle is yet to be registered or already registered. That is why it is worth discussing the complete build early — ideally before accessories, suspension and towing equipment are finalised.
If the vehicle has not yet completed its first registration, there may be upgrade pathways available that differ from those applicable to an already registered vehicle.
Speak with the team before the truck is registered and before the complete build is locked in.
Suspension, towing, payload and accessories can be considered together from the beginning.
The available solution depends on the exact vehicle, configuration and applicable approval requirements.
Already have your truck on the road? GVM-related upgrade options may still be available, but the process and applicable certification requirements can be different.
Existing suspension, accessories, tyres, axle loads and current configuration all need to be considered.
We need to know what the vehicle carries, what it tows and what additional modifications are planned.
Upgrade availability can vary depending on vehicle, state requirements and the approved engineering solution.
Rather than treating GVM as an isolated suspension upgrade, we look at what the finished vehicle actually needs to do.
Make, model, year, registration status and current setup.
Towing, touring, tray, canopy, work use or complete build.
Consider accessories, cargo, passengers, suspension and trailer load.
Build the vehicle around the appropriate upgrade and certification solution.
GVM upgrade availability and certification requirements can vary between vehicles, registration status, vehicle categories and jurisdictions. Always confirm the exact approved pathway for your vehicle before relying on a stated upgrade figure or beginning the build.
Talk to us before registration if you are planning a major towing, touring or load-carrying build.
A serious towing or touring build needs more than additional payload on paper. The suspension needs to suit the actual vehicle weight, load distribution, towing requirements and the way the truck will be driven. That is why Next Level Trucks approaches GVM and suspension as part of the complete vehicle build.
There is no single suspension setup that suits every American truck. A vehicle that spends most of its life unloaded has very different requirements to one carrying a permanent canopy, towing a large caravan or travelling fully loaded through remote Australia.
Spring selection should match the expected permanent and variable load carried by the truck.
Quality dampers help control the additional mass and improve body movement, comfort and stability.
Airbag systems can assist with variable rear loads and help maintain vehicle attitude when correctly configured.
Onboard air management can make it easier to adjust load support as the vehicle's operating conditions change.
Whether the truck is being built for daily driving, towing, touring or a full tray and canopy setup, the suspension package should be selected around the finished vehicle — not just the lift height.
Discuss Your SuspensionThe goal is to create a truck that works properly at its intended operating weight, rather than simply fitting heavier components.
Match suspension support to the permanent and changing load carried by the vehicle.
Manage body movement and suspension response when the truck is loaded, unloaded or travelling over poor surfaces.
Suspension setup can play an important role in how the vehicle feels when carrying load or towing.
Suspension should work with the vehicle's tyres, accessories, load, towing setup and intended use.
Trucks that regularly move between unloaded driving and heavy towing or touring loads can benefit from additional load-management solutions. Airbags and onboard air systems do not replace correct suspension selection or change legal vehicle ratings by themselves, but they can form part of a properly engineered overall suspension package.
Suspension components, airbags or lift kits do not automatically constitute a legal GVM upgrade. Any increased certified vehicle mass must follow the applicable approved pathway for the specific vehicle and configuration.
The right solution starts with understanding what you actually want the truck to do. Tell us about the vehicle, the load, the trailer and the complete build you have planned — and we can help determine the most appropriate pathway.
Caravan, boat, race trailer, gooseneck or heavy trailer. We consider the truck, trailer, tow ball load and intended travelling configuration together.
Long-range fuel, rooftop tent, awning, batteries, recovery equipment, spare wheels, fridges and everything required for extended travel.
Plan the suspension and vehicle weight around the tray, canopy, electrical system, water, storage and the equipment that will live permanently on the truck.
Tools, equipment, service bodies, permanent accessories and commercial loads all need to be considered when determining how the truck should be configured.
From suspension and GVM planning through to wheels, tyres, protection, towing equipment, tray and canopy, electrical, air systems and touring accessories — start with the finished vehicle in mind.
You do not need to know every technical detail. Give us as much information as you can about the vehicle and how you intend to use it.
Make, model, year and whether the vehicle is already registered.
Suspension, wheels, tyres, bull bar, tray, canopy, batteries and existing accessories.
Caravan, trailer, boat or other towing setup and any known weight information.
Tell us what else you plan to add so we can consider the finished vehicle rather than only its current configuration.
Tell us how you want to use the truck and we can help work backwards from the finished build. GVM should be part of the complete vehicle plan — not an afterthought.
GVM upgrades can involve suspension, payload, towing, certification and registration requirements. Below are answers to some of the most common questions we receive when customers begin planning their American truck build.
The correct answer depends on your exact vehicle, registration status, suspension, intended payload, towing setup and complete build specification.
Talk To Next Level →A GVM upgrade is an approved increase to the vehicle's permitted Gross Vehicle Mass. In practical terms, it may provide additional legal carrying capacity for accessories, passengers, cargo and other loads, subject to the specific upgrade pathway and all applicable vehicle limits.
Not automatically. GVM, towing capacity, GCM, axle ratings and tow ball limits are separate ratings. Increasing permitted vehicle mass does not mean every other vehicle rating increases with it. The complete vehicle and trailer combination still needs to remain within all applicable limits.
Depending on the vehicle and available approved pathway, post-registration upgrade options may be available. The process can differ from a pre-registration upgrade, so the truck's current registration status should always be confirmed before choosing a suspension or GVM solution.
If you are purchasing a new truck and already know it will be used for serious towing, touring, a tray and canopy or substantial load carrying, it is worth discussing GVM requirements before first registration. Available options can differ depending on registration status and vehicle type.
No, airbags by themselves do not increase the legal GVM of the vehicle. Airbags can be useful for load management and variable rear loads when correctly configured, but an increased legal GVM requires an approved upgrade and certification pathway.
No. A suspension or lift kit does not automatically increase the legal carrying capacity of a vehicle. Some approved GVM packages may include specific suspension components, but the certification and approved pathway are what determine the increased permitted mass.
GVM is the maximum permitted operating mass of the loaded vehicle. Payload is the amount of carrying capacity available between the vehicle's actual mass and its permitted GVM. Accessories, passengers, cargo and applicable trailer-imposed loads all consume that available payload.
GCM stands for Gross Combination Mass. It relates to the permitted combined mass of the tow vehicle and trailer together. GCM is separate from GVM, which applies to the vehicle itself.
The load imposed onto the tow vehicle by the trailer needs to be considered as part of the vehicle's operating mass and axle loading. This is one reason towing setups can consume available payload faster than many owners expect.
Ideally, yes. A tray, canopy, batteries, drawers, water, tools, recovery equipment and touring accessories can represent a significant amount of permanent weight. Planning the completed vehicle first makes it easier to choose an appropriate suspension and GVM pathway from the beginning.
No. Front and rear axle loads remain important. A vehicle may be under its total permitted GVM while still exceeding an applicable axle limit. Load placement and overall vehicle configuration therefore matter just as much as total mass.
Tell us the truck's make, model, year and registration status, plus its current modifications, what you intend to carry, what you intend to tow and what additional accessories you plan to fit. The more we understand the finished build, the better we can help identify an appropriate solution.
The information above is general guidance only. Exact GVM, GCM, axle, towing and certification requirements can vary by vehicle, configuration, approved upgrade, registration status and jurisdiction. Confirm the applicable requirements for your specific vehicle before proceeding with modifications.
Choose a GVM package above and we will bring that selection straight into this form. You only need to add your details, vehicle information and preferred timing so our team can confirm the correct engineering pathway and book the next step.