2021 GAS GAS EX 450F, 2021 GAS GAS EX 450F Hold on and get ready to rip! The EX 450F will power you off the start and have you headed for the woods in an instant. The perfect bike for wide-open trails and fun, flowing single tracks, a 62hp motor delivers serious, torquey power and, for a 450, the WP suspension and high-tech steel, laser-cut and robot-welded frame ensure playful handling and awe...