250 RX 2T
New engine fully developed for motocross practice.
Redesigned crankcases, cylinder, head, and exhaust.
Explosive high revs thanks to a single-spark configuration, engineered for aggressive riding.
350 RX 2T
Replaces the former 300 cc with a completely reworked engine.
New crankshaft, revised cylinder, and dual-spark head for optimized combustion.
Stronger torque and smoother power delivery, effective on all types of terrain.
450 RX 4T
Directly inspired by the prototypes used in championship racing.
New cylinder head, intake manifold, exhaust, and internal balancing.
Revised engine mappings: more usable power and a significant reduction in vibrations.