Entirely redesigned, high-performance, low-profile Alpha body with super-smooth airflow and all-new downforce areas. The Alpha body gives increased steering & stability while additionally improving control in jumps. The front part of the body has a fresh high-downforce area. The sides associated with the body have actually upper downforce areas to generate more mid-body downforce, and also the straight sidewalls improve security. The top of an element of the body had been redesigned with a smooth flow channel. Various XB4 figures can be found in different thicknesses for fine tuning the performance associated with vehicle.