2024+ Toyota Tundra 3.99T TSA GVM Upgrade

Toyota Tundra 3.99T GVM Upgrade

Unlock the full potential of your Toyota Tundra with a Gross Vehicle Mass (GVM) Upgrade to 3,999kg. Designed and engineered in Australia, this upgrade increases your payload, strengthens your suspension, and ensures your Tundra is compliant for heavy-duty touring and towing.

Key Benefits

• Increased Payload: Carry up to 1,249kg safely and legally.

• Rear Axle Upgrade: Capacity boosted to 2,149kg (up from 1,850kg).

• Heavy-Duty Suspension: 2.5" front coilovers & rear shocks with remote reservoirs, heavy-duty upper control arms, and +50mm rear coils (100kg or 300kg option).

• Air Bag Kit: Added load support and stability for heavy setups.

• Legal Compliance: Fully certified with SSM Federal Engineering approval, including pre-registration compliance.

Technical Specs

• GVM: 3,999kg

• Payload: ~1,249kg

• GCM: 8,499kg

• Braked Towing Capacity: 4,500kg (factory)

• Rear Axle Load: 2,149kg

• Wheels & Tyres: Factory wheels and tyres acceptable; compatible with 265/65R20.

What’s Included

• Suspension upgrade package (coilovers, shocks, control arms, rear coils)

• Air bag kit for additional load support

• Full engineering certification and compliance paperwork

• Professional installation by SNC Automotive in Brendale, QLD

https://www.touringsolutionsaustralia.com.au/gvm-upgrades/toyota-tundra