pro circuit

It revved to 15 grand, had factory WP suspension and bristled with KTM Power Parts components. The fly in the ointment was that the MXA testers were the last "regular people" to ever get a Factory Services works engine
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A scary fast bike that only the gifted could ride. But was it enough to beat out the four-strokes?
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In 2004 Team Yamaha asked MXA to ride Chad Reed’s Supercross-winning Yamaha YZ250 two-stroke — That was a day to remember
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Steel, aluminum, Ti, cast, machined andsforged
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From overcoming injury to building the highest profile race team in the world to capping it off with 300 AMA Pro race victories, Mitch is amazing!
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When opposites not only attract, but switch places, you can guess who pays the price
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Would we want to race Ricky's KX125? Who wouldn’t? But; we’d need a few months to get in shape to be able use it to its fullest potential
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Jorge Prado has finally made the step over to Kawasaki and for the full press release, click here
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Tips and tricks to keep your bike on the straight and narrow. It all starts with the “poor man’s steering damper.”
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Riders on the Pro Circuit Kawasaki team have been using Scott products for the past 30 years and have officially renewed for 2025
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Jeff Ward won the 125 National Championship, 250 National Championship, 500 National Championship, Supercross Championship, SuperMoto Championship and an Indy car race.
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Bones Bacon wonders, "Have you ever touched your high-speed adjuster?" Please do!
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Some factory riders will take their practice bike frames, once they reach the sweet spot on the aluminum continuum, and use them on their race bikes
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The GOAT's time on green machines
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Ty Masterpool had an outstanding outdoor motocross season. We caught up with Ty to get his thoughts on the year, and moving forward
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A scary fast bike that only the gifted could ride. But was it enough to beat out the four-strokes?
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“When you said you wanted it for Supercross, did you mean for a motocross track with Supercross-style obstacles? Or, did you mean real Supercross, as in Anaheim Stadium? Because there is a big difference.”
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This YZ250 just kept going and going—and finally Graham Eyre decided to rebuild it with everything he always wanted
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Why does our brand-new 2014 Yamaha YZ125 look eight years old?
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The byproduct of speed is heat and controlling heat build-up in your engine is a big job
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Take your pick! Cone pipes, factory pipes, nickel plated pipes and even pancake pipes
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Keeping track of time on your bike makes the time you spend on your bike better
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The Twin Air PowerFlow kit is designed specifically for each model’s needs for improving airflow and durability. Most PowerFlow kits don’t come with as many parts as this one, but the 2024 Kawasaki KX450 airbox needs more help than most.
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Why would an MXA test rider want a 2014 Yamaha YZ250 when he could just race MXA's 2024 YZ250? Read on
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A day in the life of a suspension technician — common sense can make your day at the races go a lot better
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Adam won his first-ever 250 Supercross main event at Arlington, was second in Atlanta, first again at Indianapolis, second again at Daytona, first again in Detroit, but his five-race podium streak stopped at round six in Toronto when he…
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