(2000 / Racing Machine)
This machine was modified for the AMA Championship based on the 2000 production YZ250 motocrosser with a 2-stroke engine. The technology and expertise acquired during the ’99 AMA Championships, World Championships and All Japan Motocross Championships were utilized to boost engine performance and overall potential. Jeremy McGrath won 10 out of 16 races in the AMA Supercross on it, becoming the champion for the third year in a row. David Vuillemin won second place with four wins.
- Engine type: Liquid-cooled, 2-stroke, single-cylinder, 249cm³
- Transmission: 5-speed
- Maximum power output: Over 40.5kW (55PS)
- Weight: 98kg
*All figures, etc. in a model's description or specifications are from when the model was originally released.
Notice: The coloring and logos on the models on display have been reproduced to match the actual appearance in their day, and in the case of tobacco maker logos, their reproduction is in no way intended as promotion of the products or brands involved. The Yamaha Motor group accepts no responsibility regarding the damaging effects of smoking on health, etc.