Beta, and TM, so you can comb through this list to see what manufacturers still have players in the premix-burning MX game. Related: 2023 125–150cc Two-Stroke Motocross Bikes To Buy 2023 KTM 250 SX ...

The 2013 MY Beta Evo 250 comes with a two-stroke, liquid-cooled, 249cc single cylinder engine equipped with a new shift drum to ensure more precise shifting between the six speeds of the transmission.

The 2014 MY Beta Evo 250 4-Stroke brings forth a four-stroke ... derived from the hydroformed one on the two-stroke versions. This new frame is more rigid, for better handling, and allows a ...

Beta’s standard-model 250 two-stroke dirt bike sees some minor revisions for 2024. (Mark Kariya/) In addition to having an extremely forgiving powerband, the 250 RR pumps out peak figures of 39. ...