The full-weight GT weighs in at 3,500 pounds with Vicki behind the wheel. With Spence at the helmwell, we wont go there. Both the front and rear suspensions remain bone stock. MAC subframe connectors control the twist with help from the cage. Firestone SZ-50 treads live up front, while BFGoodrich 255/50 Drag Radials fight for traction out back.