The Xray X4 was a winner from the start when it debuted in 2021. With a world champion title now under its belt, the X4 ’23 continues to improve upon an already excellent platform. New for the 2023 starts with 9mm shorter and lighter shocks along with updated shock shock towers for the new shocks, heavy duty lightweight bulkheads, heavy duty upper clamps and 3-dot caster bushings for rear suspension. Kim Byung Hwan has been a contender for the TQ spot and over all win battling in the Modified TC division.