GVM UPGRADE SILVERADO 1500 LTZ
- GVM 3630 KG
- Payload 1090KG
- Leaf Spring Upgrade
- 2 inch Lift or Factory height
- Modification Plate
We have completed the ADR35/06 Brake Testing on the Silverado 20/21.
Raising the GVM up to 3630KG from the original 3300KG. Giving you a new payload of 1090KG from the Original 760KG.
This is a Drive in & Drive out package. The Leaf Spring upgrade will be completed, 2 inch lift OR Factory height completed, Auto Engineer Approval & Modification Plate fitted.
We Also offer a Heavy Duty Shock Upgrade (extra cost)
The heavy duty shock upgrade is not required for the GVM to be completed. However, We do highly recommend heavy duty shocks as it vastly Improves the handling & towing.