Bike Tests

Mark Chilson is a dreamer with the patience and talent to build one-of-a-kind bikes that are super detailed
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The Triumph TF450-RC will hit the ground running because it shares the same frame and running gear as the Triumph TF250
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And, as it works out, one of only a tiny handful of in depth 2025 Suzuki RM-Z450 tests
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Time has a way of blurring the rear-view vision of motocross fans. What's better a 2004 Honda or 2004 Yamaha? We not surprised that you don't know the correct answer
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In 2005 the YZ125 sold 28 percent more bikes than the previous year, which allowed Yamaha to spend R&D money to make the 2006 YZ125 even better
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We race-test bikes because that’s when the pros and cons of a motorcycle stand out the most. No matter how hard you try in practice, it’ll never replicate the intensity that comes out on race day
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The new 2025 YZ450F retails for $9999, which is exactly what the YZ costs in 2024. Honda also kept the same MSRP for its all-new CRF450, albeit at $9699
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Not sold in the USA, but that didn't stop MXA from procuring two of them for a stock versus mod showdown
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MXA wrecking crew test impression—an uplifting dose of the truth
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The little brother to the Yamaha YZ450F makes some major tweaks to their mid-size cross-country racer
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When you spend $10,000-plus on a 250 four-stroke, you don't expect notchy shifting, mapping issues and a powerband that runs flat on top—even if it does handle like a champ.
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We ride the bike that Ricky raced at the 1999 Motocross des Nations in England
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The marketing plan was simple—buyers could get 90 percent of a KTM 450SXF for $800 less
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For the first time in recent memory, Honda updated both the 250 and 450 in the same season. They even added a CRF250 Works Edition to the lineup this year, but that bike won’t be available for a few months
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CRF450 vs. YZ450F vs. KX450F vs. 450SXF vs. FC450 vs. RM-Z450
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It makes 58.01 horsepower, which is a respectable number, but no where near the class leading class-leading 60.1 horsepower of the Husqvarna FC450. The problem wasn’t the actual horsepower number but the fact that the bike felt slow and…
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You may have owned one of these in your youth because the 2004 CR250, KX250, YZ250, 250SX & RM250 were in their glory 20 years ago
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MXA wrecking crew spent multiple days testing 2025 Yamaha YZ250F, click here to watch the full tested video
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How can it be the best Honda CRF450 in 17 years, but not the best 450 of 2025? Read on!
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MXA knows a lot about the 1992 CZ 125MX, we raced it, tested it and lived with it—well, actually we tolerated it
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Coty bought and built this Yamaha YZ125 himself. Not only that, he did it all in between riding and training during the week and racing Supercross on the weekends!
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The 2000 Yamaha YZ250 was a seamless blend of usability, thoughful choices and maybe, just maybe, a few key components borrowed from their competition
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Surprise it was a marvelously smooth Glen Helen track—we don't get many of these days
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The older brother of the National Champ is no slouch—neither is his Yamaha YZ250F
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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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Air forks can do some things that spring cartridge kits can’t do and vice versa. Best of all, air forks come on the bike—no need to spend $2000 to $7000 on aftermarket forks if you learn how to use the air properly. 
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Man loves YZ125, man loses YZ125, man finds it again — love resumes
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