We like testing Windham’s race bikes just as much as we like him. Why? Kevin has a real world racing setup that doesn’t take a Greek god to ride Read More...
Had Troy listened to his old buddies, his racing gear might have been on the podium for someone else’s team, but he lived his Frank Sinatra dream and did it his way Read More...
Journey back in time with the MXA wrecking crew: There was some controversy over the 2011 KX450F— Let's just say that the changes that Kawasaki made over the winter didn't hurt the overall performance Read More...
WHAT IS IT? The best way to modify your four-stroke’s powerband is with different intake and exhaust camshafts. Hot Cams offers two different KX450F camshaft pairs—Stage 1 and Stage 2. They fit 2009–2014 Kawasaki KX450Fs.
WHAT’S IT COST?… Read More...
WHAT IS IT? There is nothing worse for the racer of an older model than to have the factory come out with a completely new look for the latest production bike. It was bad enough that you were racing an old bike, but now the new model makes… Read More...
MXA has provided four maps (in the tables included in this article) that we liked during our testing (and we still make changes on a daily basis for different test riders). These maps don?t come with the GYTR Power Tuner. As it comes out of… Read More...
There were times in the 2011 AMA Motocross National Championship series when fans had to scratch their heads and wonder if Pro Circuit team manager Mitch Payton possessed some kind of motocross clairvoyance. His riders swept every step of… Read More...
WHAT IS IT? The Yoshimura RS-4D uses the same basic design and dimensions as their standard RS-4 system, but with the addition of a unique dual-core muffler design. WHAT'S IT COST? $1045 (titanium with carbon end cap), $1095 (titanium with… Read More...
Mike Alessi's KTM 450SXF was the last of the carbureted Mohicans. The petcock will become a thing of the past on the National circuit and KTM SXFs. When KTM asked MXA if we?d like to test the last carbureted 450cc works bike they… Read More...
You?ve probably heard so much about the 2011-12 KTM 350SXF that your mind is on overload. By some pundits, the KTM 350SXF has been heralded as the second coming, and the ballyhoo was accompanied by a successful race debut in the hands of… Read More...
MXA test riders spent all of last year investigating the areas with the most potential for improvement on the 2011 Kawasaki KX450F. As a rule, we try to find practical and affordable solutions, but when a thrifty option fails, we do… Read More...
2011 KTM 250SX. No offense to Kawasaki, Suzuki and Honda, but they aren?t included in this 2011 shootout because they don?t make 250cc two-stroke motocross bikes ( although Suzuki does sell its 2008 RM250 overseas...and has it listed on… Read More...
The MXA wrecking isn?t totally bummed out when a manufacturer doesn?t make any changes to his new model release. As much as we like totally new bikes, we aren?t big fans of totally new problems. A bike that stays the same is a known… Read More...
The first generation of Suzuki RM-Z250s weren?t built for the average motocross racer as far MXA is concerned. Suzuki's original target rider was an anorexic 12-year-old who never revved his engine. The fork and shock springs were soft, and… Read More...
Pity the poor fool who enters headstrong and dimwitted into the 2011 motocross fray. For the uninitiated, the motocross world is a confusing maelstrom of conflicting information?made all the worse by the rapid expansion of avenues of… Read More...
There is a point in every motocross racer's life when he believes in magic. No, not voodoo, psychic readings or David Copperfield. Motocrossers cling to the idea of the ?magic motorcycle??the machine that will change them from an also-ran… Read More...
Yamaha took the lead in the modern four-stroke revolution nearly 15 years ago. The YZ250F is the veteran of the class, and it shows in some positive and negative ways. On several counts, Yamaha's components are second-to-none. We love the… Read More...
The MXA test crew spends months racing every test bike in our stable. We don?t just spin a couple laps, we try to find out every possible detail about every bike we test?and we race them to ensure that they are pushed to the limit. As cruel… Read More...
The MXA test crew doesn?t just spin a couple laps and jot down a bike test on the back of an envelope. We spend months testing the latest in motocross iron (and we race the bikes to ensure that they are pushed to the limit). As cruel as it… Read More...
For 2011, the KX250F was dethroned by the RM-Z in MX A's 250F shootout, but make no mistake, the green machine is still a favorite among the MXA wrecking crew. Our test bike has been put through countless motos and test sessions in the… Read More...
Pro Circuit /Kawasaki rider Dean Wilson had a fruitful freshman season in 2010. Although he didn?t win a title, the Scotch-Canadian-American won races and put himself in a position to win championships both indoors and in the Nationals.… Read More...
Q: FIRST AND FOREMOST, IS THE 2011 YZ450F BETTER THAN THE 2010 YZ450F? A: Nope. Oh, don?t get us wrong, we love that the new clutch actuation arm has a slightly heavier pull with less free play whether hot or cold. But in the grand scheme… Read More...