Manufacturer

Engine Size

Engine Type

Model Year

2021 KAWASAKI KX250 FIRST RIDE VIDEO: NEW ELECTRIC START & HYDRAULIC CLUTCH


The Kawasaki KX250 is all-new for 2021. Watch our video, see detailed photos of the engine parts and use our custom map setting here

WE RIDE THE WORLD SUPERMOTO CHAMPION’S TM SMX 450FI


TM’s 2020 SMX 450FI World Champion Edition was built with a single purpose, which was paradoxically to be dual-purpose

2021 Kawasaki KX450 vs. 2021 Yamaha YZ450F shootout

2021 YAMAHA YZ450F VS. 2021 KAWASAKI KX450 SHOOTOUT VIDEO


Which bike is better for you? We break apart the details in our latest MXA video

2006 Yamaha YZ25

MXA RETRO TEST: COMPLETE TEST OF THE 2006 YAMAHA YZ250


Our prescription? Pop one Yamaha YZ250 under your fanny and kiss the four-stroke doldrums goodbye

2021 KTM 350SXF First Ride Video

2021 KTM 350SXF FIRST RIDE VIDEO: NEW SUSPENSION & MAPPING


It doesn’t look any different, but there are significant changes to the 2021 KTM 350SXF

2021 Honda CRF450 First Ride Video

2021 HONDA CRF450 FIRST RIDE VIDEO: IT’S FINALLY HERE


The 2021 Honda CRF450 is all-new from head-to-toe. Learn our initial impressions about the bike here

MXA RACE TEST: THE REAL TEST OF THE YCF BIGY 190MX ZE PIT BIKE


The YCF Bigy is 187.2cc, air-cooled, single-cylinder four-stroke with 17/14 wheels and a seat height of 35 inches — best of all it retails for $2999 and comes with a warranty

MXA RETRO TEST: WE RIDE RYAN HUFFMAN’S 1998 PRIMAL IMPULSE SUZUKI RM125


Team Primal Impulse’s RM125 runs a factory cylinder, head, pipe, 2mm-longer rod, ignition and carburetor

2020 Yamaha YZ250X two-stroke video

YAMAHA YZ250X TWO-STROKE: WHAT’S IT GOOD FOR?


The Yamaha YZ250X two-stroke is a half cross-country, half motocross model

MXA TECH SPEC: 10 WAYS TO IMPROVE YOUR 2020 SUZUKI RM-Z450


When you give up a ton of horsepower and add a ton of weight, you aren’t going to make it all-better with a couple clicks

2005 HONDA CR125

MXA RETRO TEST: COMPLETE TEST OF THE 2005 HONDA CR125


The 2005 CR125 was much faster than the 2004 model. In fact, was competitive with the rest of the 125s. As for the 250Fs, let’s not get too greedy

ALL OF HONDA’S 2021 CRF BIKES: BELIEVE IT OR NOT THERE ARE 9 OF THEM


If you’re in the market for a 2021 dirt bike, Honda is ready, willing and able to sell you whatever you want

MXA RETRO TEST: WE RIDE TIM FERRY’S MXDN CHAMPIONSHIP KAWASAKI KX450F


If you thought that riding Tim Ferry’s 2007 KX450F would be identical to riding James Stewart’s KX450F, think again.

2021 Honda CRF450R

FIRST LOOK! THE 2021 HONDA CRF450 IS NEW FROM HEAD-TO-TOE


Everything you want to know about the CRF450 in the video above

WE BUILD A 2020 KTM 366SXF: CHEAPEST HORSEPOWER EVER!


This is a test of the Cylinder Works 366 engine kit. Yes, we did go all out on the rest of the bike, but the bling is just icing on the cake.

TM 144 MX PROJECT BIKE

MXA’S FULLY BUILT TM 144MX TWO-STROKE VIDEO: IN-DEPTH BREAKDOWN


This TM 144MX has all of the goodies it needed to win the 125 World Two-Stroke Championship

2020 YAMAHA YZ250

MXA TECH SPEC: 10 THINGS ABOUT THE 2020 YAMAHA YZ250 TWO-STROKE


It was an Edison light-bulb moment back in 2006 when Kayaba switched the YZ250 forks from 70-percent position-sensitive damping to 90-percent speed-sensitive damping. It became the Holy Grail of motocross suspension

MXA RACE TEST: THE REAL TEST OF THE 2020 YAMAHA YZ125X CROSS-COUNTRY


Yamaha dabbles in the off-road market with the YZ125X. It can be used for motocross or cross-country, but compromises had to be made for both

MXA RACE TEST: THE REAL TEST OF THE 2020 HUSQVARNA FX450


The Husqvarna FC450 is designed to be a motocross bike; the Husqvarna FX450 can be used for motocross or off-road —we liked it either way

MXA RETRO TEST: COMPLETE TEST OF THE 2005 YAMAHA YZ125


One of the best production smokers made

MXA RETRO TEST: WE RIDE TREY CANARD’S 2010 GEICO HONDA CRF250


With the word that Geico might pull out of motocross, we thought we take a look back at one of their great bikes and riders

FIRST LOOK! 2021 SUZUKI RM-Z450, RM-Z250 & RM85—THE WAIT IS OVER!


For 2021 Suzuki offers all the things it has been famous for over the years

TWO-STROKE VIDEO: MXA’S FACTORY HUSQVARNA TC300 RACE BUILD


We borrowed Jason Anderson’s Factory Rockstar Husqvarna TC300 two-stroke engine to create this project racer

2021 YAMAHA WR250F

FIRST LOOK! 2021 YAMAHA WR450F & WR250F


Yamaha Enduro models for the 2021 year

2021 450 VIDEO BUYER’S GUIDE? SEE THEM IN ACTION BEFORE YOU DECIDE


Learn more about the 2021 KTM 450SXF, Kawasaki KX450, Yamaha YZ450F, KTM 350SXF and Husqvarna FC450 BY watching some awesome motocross action

MXA RETRO TEST: WE RIDE CHAD REED’S 2009 MAKITA/SUZUKI RM-Z450


Chad Reed got a last-minute deal to ride the 2009 AMA Nationals for Team Suzuki. It was thrown together, but a match made in heaven

MXA-GOES-TRIALS-RIDING-6_e

THE MXA WRECKING CREW VERSUS THE “GOLF OF OFF-ROAD RIDING”


Josh, Daryl, Dennis and Geoff go looking for boulders to bound over—until they found them. Trials is slow, but it’s exciting

1999 Shootout 125cc two-stroke

MXA RETRO TEST: THE COMPLETE 1999 MXA 125 TWO-STROKE SHOOTOUT


Everything you need to know about the class of 1999 in under ten minutes — what exactly is a potpourri of mediocrity?

2020 YAMAHA YZ450F-7553

MXA TECH SPEC: 5 THINGS YOU NEED TO KNOW ABOUT THE 2020-2021 YAMAHA YZ450F


How to fix the 2020-2021 Yamaha YZ450F with a few common sense moves and crack 60 horsepower with something out-of-the-box

Josh Mosiman's World Two-Stroke Championship KTM 300SX

JOSH MOSIMAN’S KTM 300SX WORLD TWO-STROKE CHAMPIONSHIP RACE BIKE VIDEO


Josh made too many excuses after the Two-Stroke World Championship last year. With this bike, he’ll only be able to blame himself

MXA TESTS THE 2020 STACYC 16-INCH ELECTRIC STABILITY CYCLE


Young kids learn to ride a bicycle by starting on what is euphemistically known as a balance bike, in a stroke of genius a factory KTM mechanic built a strider with a motor

WE RIDE HAIDEN DEEGAN’S KTM 112SX SUPERMINI


Poised to be the next big thing in Supercross after an incredibly powerful performance at this year AMA National Amateur Championships, Haiden is the real deal

MXA RETRO TEST: WE RIDE RYAN DUNGEY’S 2009 CHAMPIONSHIP SUZUKI RM-Z250


In 2007, Dungey was the Rookie of the Year, in 2008, Dungey finished second in both the 250 Supercross series and 250 outdoor series and in 2009 he won the 250 West Coast Supercross series and the 250 AMA National Championship

1999 Honda CR250

MXA RETRO TEST: INSIDE SECRETS OF THE 1999 HONDA CR250


We get the inside secrets from FMF, Pro Circuit, Factory Honda, Planet Honda and did our own R&D to make the 1999 CR250 as good as it could be

2003 Twisted Development Honda CR125

MXA RIDES TWISTED DEVELOPMENT’S 2005 HONDA CR125 (VIDEO)


Come on Honda, bring back two-strokes! We still love them

RAW VIDEO OF THE HUSKY TC112 THAT WAS 6TH IN THE 125 WORLD TWO-STROKE CHAMPIONSHIP


Without music, narration or interviews, just mini star Benjamin Garib making his own kind of music

WE RIDE DOUG DUBACH’S GYTR/DR.D YZ450F & TELL YOU WHAT’S INSIDE


When MXA wanted to iron out the wrinkles on our 2020 Yamaha YZ450F, we asked for help from the man who made the YZ450F what it is today

2021 KAWASAKI KX450

2021 KAWASAKI KX450 FIRST RIDE VIDEO


The 2021 Kawasaki KX450 has a few updates that could make this bike a contender in MXA’s 2021 450 Shootout

2021 KTM 450SXF First Ride Video

MXA FIRST RIDE VIDEO: 2021 KTM 450SXF


We tell you everything that we learned on day one of our KTM 450SXF long-term test

2021 Husqvarna FC450

2021 HUSQVARNA FC450 FIRST RIDE VIDEO


We bring you all the details on the new 2021 Husqvarna FC450 and give you our first impressions on it after day one of testing

2005 Suzuki RM250 two-stroke-8-5

MXA RETRO TEST: THE COMPLETE TEST OF THE 2005 SUZUKI RM250


The RM250 had every two-stroke trait–good, bad and ugly

MXA RETRO TEST: WE RIDE BROCK SELLARDS’ 2001 KTM 200SX


KTM experiments with a lighter bike and smaller engine to go up against the big bikes on a tighter track

2020 YZ125RV Yamaha PRO CIRCUIT

MXA’S WORLD TWO-STROKE CHAMPIONSHIP PRO CIRCUIT YAMAHA YZ125RV


On MXA’s 2020 Yamaha YZ125, we wanted a no-frills race bike. We only wanted to change the stuff that needed changing, work on the items that needed help and replace the parts that we knew could be better

ALOOP CR250

BIKES YOU’VE NEVER SEEN BEFORE: ALOOP XMX 250 FREESTYLE


A special kit designed to transform a motocross bike into a freestyle bike. First step, buy hacksaw

FIRST LOOK! 2021 KTM OFF-ROAD MODELS FROM FUEL-INJECTED TWO-STROKES TO STREET LEGAL OFF-ROADERS


KTM’s 2021 off-road line up offers a wide range of choices for the guy who wants to get away from it all

MXA RETRO TEST: WE RIDE TIM FERRY’S THREE-SPEED 2002 YAMAHA YZ426


The three-speed tranny was not just for Supercross, Yamaha said they also ran the three-speed outdoors, but with a smaller rear sprocket.

1999 TM 125MX

MXA RETRO TEST: COMPLETE TEST OF THE 1999 TM 125 MX


In 1997 Alessandro Puzar almost won the 125cc World Championship on a TM 125MX—this is the 1999 version

WE RIDE TWISTED DEVELOPMENT’S 2005 HONDA CR125


The well traveled history of a 2005 Honda CR125 & what’s planned for it next

BIKES YOU’VE NEVER SEEN BEFORE: KREIDLER 50 CROSS


One engine, lots of choices: Gebben Kreidler, Homoet Kriedler, HS Kriedler, Roton Kreidler, VHS Kreidler or Van Veen Kreidler

MXA RETRO TEST: WE RIDE TRAVIS PASTRANA’S 2003 FACTORY SUZUKI RM250


This is a fact! Team Suzuki’s 2003 RM250 is the best race bike we’ve ever ridden‚ without a doubt. How can we make such a bold statement? It was true!

MXA’S WORLD TWO-STROKE CHAMPIONSHIP TM 144MX PROJECT RACER


With the 2020 World Two-Stroke Championship getting closer, the MXA wrecking started looking for potential winners

FIRST LOOK! 2021 KTM 50SX FACTORY EDITION


Eat your heart out Ryan Dungey. You’re too old, too tall and too heavy to have this Factory Edition named after you

MXA TECH SPEC: 12 THINGS ABOUT THE 2020 KTM 350SXF


The 2020 KTM 350SXF makes 54.61 horsepower, which is more peak horsepower than the 2020 Suzuki RM-Z450—to get it you have to rev it to the moon.

MXA TECH SPEC: 10 THINGS YOU NEED TO KNOW ABOUT THE 2020 SUZUKI RM-Z250


Be careful when spending money on making the 2020 Suzuki RM-Z250 faster—We spent $5000 and it didn’t make more horsepower than a stock KTM 250SXF

2020 Kawasaki KX450 MXA Tech Spec

MXA TECH SPEC: 10 THINGS YOU NEED TO KNOW ABOUT THE 2020 KAWASAKI KX450


Areas to focus on when living and loving your 2020 Kawasaki KX450

MXA TECH SPEC: 10 THINGS ABOUT THE 2020-1/2 KTM 450SXF FACTORY EDITION


The inside story behind the groundbreaking Factory Edition—the AMA rule book, the history, the special effort by KTM and what’s what on the latest version

ELECTRIC PEE-WEES: THE SILENT REVOLUTION OF THE HUSQVARNA EE 5 & KTM SX-E 5


Pee-wee racing used to smell of gasoline and peanut butter and jelly sandwiches, now it doesn’t smell like gasoline anymore

MXA RETRO TEST: WE RIDE GRANT LANGSTON’S 2007 NATIONAL CHAMPIONSHIP YAMAHA YZ450F


Grant Langston’s 2007 Yamaha YZ450F was the easiest to ride AMA National bike we have ever tried

SOMETHING VERY DIFFERENT: MXA TESTS A 660CC WORLD SIDECAR CHAMPIONSHIP RIG


With a $20,000 price tag, 750-pound all up weight, 660cc engine and teamwork required, this video will show you all you need to know

1999 Suzuki RM250--2

MXA RETRO TEST: COMPLETE TEST OF THE 1999 SUZUKI RM250


Suzuki resurrected itself from the ashes of the rather mediocre 1998 engine in 1999. The ‘99 powerband was, in fact, a KX250 clone