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For some the four-stroke cylinder head and its valvetrain is a mystery better left to scientists and mechanics. But for others it's a simple mechanical device no more complicated than [...]

If only the entire motorcycle world were as diverse as these four 125cc two-strokes! These are bikes from around the globe in a class that has been written off for [...]

The latest hot spot, and for good reason, is the mid displacement, midsize four-stroke. You can trace Gs this size way back, back before most of us were 41 even [...]

Everyone knows how smooth and fluid of a rider Kevin Windham is. He is often called out by other top riders as having the style that they would like to [...]

Every year we say the same thing, 'These bikes are all so good you can't go wrong. Well, as long as you buy the right bike for you.' That has [...]

We could go on and on and on about which is the best bike here and if one of these bikes is the best off-road bike made. And likely one [...]

The state of Nevada brings a couple of very familiar iconic images. The glitter and lights of Las Vegas and even Reno and the polar opposite in the desolation and [...]

KTM is not sitting idly by or passively letting the economic slump and slow overall bike sales dampen its products. No, it is going full-steam ahead on development and bringing [...]

Is your bike better than your truck? This question is going to light some fires, especially here in the office where we partnered up with our sister magazine, and I [...]

There are no less than 10 manufacturers of 450cc off-road bikes available for purchase in the U.S. right now. Some brands are very obscure and small while others, especially the [...]

The decision to purchase an all-new or completely redesigned motorcycle comes with the uncertainty of 'How well will that bike work?' Oftentimes more importantly we wonder, 'How will that last?' [...]

There has never been a consistent class sizing for any run of time in motorcycling. The classes change as the majority of bikes seem to homogenize into, for lack of [...]

Husky is in a familiar yet all-new place right now. It is starting another chapter of the long-standing brand's history with a whole 'nother face-lift. It has a tough task [...]

Kawasaki's green machines are no strangers to a supercross podium, especially in the Lites/250 class. And those bikes are clearly some of the trickest and cleanest on the track. For [...]

If there was ever a factory team most riders dreamed of being on, it is the Honda squad. And it is the bike that often draws the most eyes. Often [...]

Face it, the carburetor--that great hole with its belly of gasoline and another bunch of smaller holes, a maze of passages, some brass pieces and maybe a few wires--is more [...]

For the last five months we've been bombarded with questions about how to modify a KTM 350 SX-F for off-road, questions about how we think such a conversion would work. [...]

Getting a street-legal dirt bike is what almost every hard-core trail rider either has done or is thinking about doing. Because of the ongoing and continuing restrictions on where you [...]

I would be a lot better off if I had only one motorcycle. Currently owning 30 motorcycles makes me sort of an extreme case. Most guys can barely manage two [...]

I don't want to read another opinion, see an evaluation sheet or have another test rider tell me which was the best or worst bike in the test. Frankly--and I [...]

Completing the Dakar Rally--or the current South American version of the once-African race, now referred to as El Dakaro--is the dream of many a motorcycle rider. In its early days, [...]

If 2010 was a bit of a dud in outright new product introductions that knocked our moto socks right off, maybe our pick is a predictor for the future? Nevertheless, [...]

Read this story. I don't care how little you give a hoot about anything but actually riding your dirt bike, but your being able to do that in the future [...]

The hottest question you can pose anywhere in dirt bike land is: 'Which is better, the two-stroke or the four-stroke?' Depending on the participants in the conversation you will get [...]

We watched intently, before the supercross season even kicked off, as the Joe Gibbs Racing squad started work on the brand-new 2010 Yamaha YZ450F ('Top Secret SX Testing: Birth Of [...]

Being a Magazine Guy is all about riding and racing new bikes, wearing the most-stylish brand-new gear and having an entourage to do all the stuff you don't want to [...]

In reality, the reasons for building a 350cc MXer are so obvious anyone could have done it. But 'they' didn't, and KTM did. It is in KTM's heritage to make [...]

Our 2009 Honda CRF450R ran under the radar for the last half of last year working its way well above 120 hours. And that is the sign of a really [...]

These three bikes are very different, and so is the way we tested them. We asked for reader suggestions on how to test our 2010 off-road bikes a few issues [...]

We have been anticipating this Suzuki off-road 450 for quite some time. There were plenty of questions about the bike and its arrival even before it emerged, and now that [...]

All-Wheel Drive technology on motorcycles is in a very funny place. It works. It has many advantages and only a few disadvantages. From our point of view it helps novice [...]

Motocross 450s. Most people have no idea the potential these bikes have just sitting on the stand. Lots of riders never get to ride them and even if they do [...]

Dirt riders are always searching for a safe and acceptable compromise between comfort movement and protection when trying to stay warm. So when it comes to jackets, the school of [...]

There are pretty slim pickings in the 125cc two-stroke enduro bike market right now. In fact, as much as Husqvarna is considered a smaller brand today, it is the biggest [...]

With the launch of the TC250 motocrosser, Husky is stepping into one of the most ferocious and competitive rings of motorcycle performance there is. It's a class that demands a [...]

If there was a way to put a bike to the ultimate test, entering it in one of the world's toughest races would be a great start. Since Husaberg designed [...]

There are many scenarios where having the right tool for the job can save you a lot of hassles. KTM's new 2010 150 XC is filling a small but important […]

Passion is hard to suppress. And it has a price. It can consume you and drive you crazy. Or you can be crazy and do something with that energy. I […]

If there were a bigger mystery, a more confrontational and controversial subject or a downright dumber story for Dirt Rider to take on than this test, please let me know. […]

I will guarantee you that having access to a factory Honda outdoor motocross bike would have a placebo effect on you just by sitting on the bike. You'd feel faster, […]

The instruction for our annual Torture Test was simple, purposely vague and left wide open: "Bring us the best all-around dirt bike ever." There were no other directives. We wanted […]

We all have to get our machines to where we ride somehow or another. You've seen some of the ridiculous methods our readers have shown us right here in the […]

A lot of you might be overlooking some of the best bikes out there. Sure sales figures and what your buddies brag about may contradict what your friends here at […]

Four Ways To Find Power: * Compression * Bore * Stroke [check] All of the above Bolting on performance parts comes at the cost of the parts, some elbow grease […]

I've wanted to do some dirt bike racing in Hawaii for a long time. I have a few friends who ride and race over there, and it sounded like a […]

Many dirt riders groan at the thought of an affernoon burned changing a flat tire in the garage. But at least that misery is consigned to an area with shade, […]

One of the requirements for borrowing a DR Long Haul bike is that you have to treat is and take care of it like your own bike; not just go […]

If someone told you they won a motocross race on the same bike they used to ride trials, you'd freak out, call them a liar and most likely not want […]

In my time at Dirt Rider, we have never looked so stumped when Product of the Year came up. This year nothing really jumped right out as being brand-new, revolutionary […]

If you could build the perfect motocross bike, what would it be? Well, since Honda essentially started from a clean slate when designing and testing the 2009 CRF450R, perfection is […]