2013 Yamaha Yz450f on 2040-motos

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AMA to Combine Daytona Sportbike and Supersport Classes in 2015

AMA Pro Racing announced plans to combine its Daytona Sportbike and Supersport classes into a single category by the 2015 season. The two classes currently share many similarities including engine displacement regulations, minimum weight limits and eligible machines. The Supersport class has more restrictions on modifications and are limited to a maximum top speed of 165 mph while Daytona Sportbike machines are allowed to reach speeds up to 170 mph.

Yamaha Sketches out the Features on the New 2010 YZ450F [Video]

You’ll realize how cheesy that headline is after watching the pretty rad video that Yamaha has released. Yamaha’s new motocross bike has taken a radical new approach.  The engine is backwards. Yamaha’s reason for doing this is to shift the heavy end of the motor more to the center of the motorcycle to make it more agile and responsive.  Slanting the cylinder also made for a straighter pathway for the air intake at the front of the bike.

Yamaha To Host A Full Slate Of Activities During Laguna Seca MotoGP Weekend July 19-21

If you’re going to be at the Red Bull U.S. Grand Prix at Mazda Raceway Laguna Seca, July 19-21, be sure to stop by the Yamaha Marketplace, located between turns 5 and 6, as this will be the eighth consecutive year Yamaha and the raceway have worked together to bring race fans entertainment throughout the weekend. Here’s a breakdown of the weekend’s events.