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Engine Size

10 BEST MODS FOR THE 2009 KAWASAKI KX450F:

WHAT IS THE BEST TRIPLE CLAMP OFFSET? Most MXA test riders are universal in their endorsement of 22mm triple clamps on their KX-Fs. Why? Because Kawasaki's geometry has a tendency to tuck and push. Pulling the stock 23.5mm…
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2009 KTM 150SX AND KTM 250SX TWO STROKES:

You might consider this a test of rare, exotic and unusual machinery. Don?t let the fact that these are production bikes fool you into thinking that they aren?t extremely unique. They are. In a world where two-strokes are now…
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WE RIDE WISECO PERFORMANCE’S YAMAHA YZ450F:

The MXA wrecking crew likes to explore all the possibilities when it comes to motorcycle hop-ups. Whether it is testing James Stewart's undefeated National bike, the production 2009 Yamaha YZ125, or Wiseco Performance Products?…
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WE RIDE THE 2010 HUSQVARNA TC250 PROTOTYPE:

By John Basher Palm trees - check. Perfectly prepped track - check. Brand new bike - check. Collectively, I sat on my behind for over 48 hours in a metal tin can of an airplane on my way to Husqvarna's 2010 TC250…
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2009 KAWASAKI KX250F

Race-ready performance that hammers the competition On the racing circuit, winners must constantly improve to remain on top. Kawasaki's KX250F motocrosser is no exception. A leading performer in the 250 four-stroke ranks, the KX250F has…
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2009 SUZUKIS

First Look: The 2009 Suzuki Line-Up Suzuki will be the first major manufacturer to release its 2009 motocross models, with bikes arriving in dealerships mid-summer. There are very few changes to the RM-Z450 and RM-Z250, but that's not…
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ALL THE 2009 BIKES: HONDA CRF250R

2009 CRF250R Innovative design has made Honda's dual-muffler CRF250R a champion on the track as well as a multiple-time repeat-winner in magazine comparison tests. Features & Benefits New for 2009 - New cylinder-head combustion chamber…
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2009 YAMAHA YZ450F SPECS

Key Features: The bike that started the four-stroke revolution benefits from chassis refinements that ensure the five-titanium-valved YZ450F remains at the head of the open-class pack. Subtle modifications to the suspension mean light,…
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2009 YAMAHA YZ250F SPECS

Key Features: Ongoing refinement to chassis produce an amazingly balanced, light-handling machine with performance that's accessible to all levels of riders. Five-titanium-valve engine with increased compression spins out even more torque…
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