The framework features extra holes enabling to move the complete suspension system more ahead to extend the wheelbase about the car. The framework features 3 wheelbase modification jobs. The entire backward place is the same as the original X1 framework wheelbase. One other two additional roles runs the wheelbase the car by 4 and 8mm. The longer the wheelbase is, the automobile is more stable and safer to drive. Nonetheless much longer wheelbase decreases vehicle response, rotation and steering. Shorter wheelbase is advised for smaller technical tracks and longer for lots more available tracks. The 2.5mm framework & top deck are manufactured from good graphite product.