Mid-displacement four-stroke dirt bikes for off-road riding ... without fuel in its 2.4-gallon tank. On our in-house dyno, the 350 RR Race Edition produces 38.7 hp and 24.9 lb.- ...

If you've ever attended a Motocross race and heard the throaty growl of powerful four-stroke dirt bikes as the riders ...

Jumping right in, Ducati has whipped up an all-new engine for its first dirt bike. This is a 449cc, single-cylinder engine ...

Italy's Fantic Motor is expanding into the U.S. with the XE300 2-stroke and XEF 250 TL 4-stroke enduros, with plans to bring in more models.

The Vermont section is considered one of the more challenging in the nation, and it was made more so by recent tropical storms that left the “Class 4 ... a two-stroke dirt bike.