X-Maxx® WideMaxx® KitX Maxx WideMaxx Kit A Tougher, Wider Stance The Traxxas X Maxx is a new breed of monster truck with a tough as nails attitude, brutal power, and unrivaled durability. The WideMaxx kit builds on the X Maxx's already legendary performance by widening the stance 60 mm for even greater cornering stability. Take your X Maxx to the next level with the WideMaxx kit and get ready for the ultimate expression of Traxxas Tough. The X Maxx WideMaxx kit includes