FEATURES
MOTOCROSS ACTION PHOTO OF THE DAY: FRIDAYMOTOCROSS ACTION PHOTO OF THE DAY: FRIDAY
Even the greatest rebels of all-time had to play by the rules and regs: Check out our daily photo feature, showing images from past and present, of riders and places.

BEGINNER'S GUIDE TO THE 2010 MOTOCROSS DES NATIONS: HOW MUCH, HOW TO GET THERE & THE SCHEDULEBEGINNER'S GUIDE TO THE 2010 MOTOCROSS DES NATIONS: HOW MUCH, HOW TO GET THERE & THE SCHEDULE
September 24-26 may seem like a long time from now, but time flies when you have to get time off to get to Lakewood, Colorado

MOTOCROSS ACTION PRODUCT TEST: LIGHTSPEED ONE-PIECE YZ450F GLIDE PLATE: MOTOCROSS ACTION PRODUCT TEST: LIGHTSPEED ONE-PIECE YZ450F GLIDE PLATE:
The carbon fiber glide plate that James Stewart designed...Well, his team did anyway (it is also available for CRFs)

MOTOCROSS ACTION PHOTO OF THE DAY: THURSDAYMOTOCROSS ACTION PHOTO OF THE DAY: THURSDAY
Sometimes you forget just how darn cute they were! Check out our daily photo feature, showing images from past and present, of riders and places.

MOTOCROSS ACTION'S MID-WEEK REPORT: MOTOCROSS ACTION'S MID-WEEK REPORT:
Cole Seely Preps For The X-Games, Pro-Circuit's Man In Europe, The Vet Worlds Draw Near & The Schwag Contest Results

MOTOCROSS ACTION PRODUCT TEST: SCOTT SPECIAL EDITION NO SWEAT XI GOGGLES MOTOCROSS ACTION PRODUCT TEST: SCOTT SPECIAL EDITION NO SWEAT XI GOGGLES
Scott focuses a lot of attention on their foam material, striving to achieve a design that doesn’t let sweat get into your eyes—thus the “No Sweat” nomenclature

REAL TESTS! 2010 MXA RACE TEST OF THE 2010 YAMAHA YZ250 REAL TESTS! 2010 MXA RACE TEST OF THE 2010 YAMAHA YZ250
We hate to say it, but the difference between a four-stroke and a two-stroke is night and day. A two-stroke wheelies, roosts and rockets around the track— A four-stroke feels more like driving a truck

MOTOCROSS ACTION PHOTO OF THE DAY: TUESDAYMOTOCROSS ACTION PHOTO OF THE DAY: TUESDAY
What were you doing 30 years ago? These guys will never forget: Check out our daily photo feature, showing images from past and present, of riders and places

FIRST LOOK! 2011 HONDA CRF450 & CRF250FIRST LOOK! 2011 HONDA CRF450 & CRF250
Honda made the same changes that the typical CRF450 owner made last year; That's good engineering; The CRF250 gets a new map, muffler and HPSD damper

FIRST LOOK! 2011 SUZUKI RM-Z450 & RM-Z250FIRST LOOK! 2011 SUZUKI RM-Z450 & RM-Z250
New mapping, pipe changes, stronger gearbox and new timing for the RM-Z250; More compression, different valve timing and quieter exhaust for the 450

More Features >

 BIKE TESTS
WE RIDE JUSTIN BRAYTON'S JOE GIBB'S RACING YAMAHA YZ450F WE RIDE JUSTIN BRAYTON'S JOE GIBB'S RACING YAMAHA YZ450F
JGR has complete control over their bikes: They only use aftermarket parts that they believe work at the highest level of performance. If JGR isn’t satisfied with the choices, while innumerable, they take matters into their own hands and make the parts

WE BUILD A YAMAHA YZ144 BIG-BOREWE BUILD A YAMAHA YZ144 BIG-BORE
We asked Yamaha to consider building a YZ150 version of the YZ125. They refused, but offered us a kit to turn our YZ125 into a YZ144; Best of all, it fits all 2005 to 2010 Yamaha YZ125 models

WE BUILD A KTM 300SX BIG-BORE MOTOCROSS BIKE:WE BUILD A KTM 300SX BIG-BORE MOTOCROSS BIKE:
Why think small when KTM makes a $799 bolt-on kit that broadens out the power of the 250SX two-stroke

WE RIDE PRO CIRCUIT'S 2010 YAMAHA YZ450F:WE RIDE PRO CIRCUIT'S 2010 YAMAHA YZ450F:
Although the MXA wrecking crew likes to be spoiled by racing ultra-expensive motocross bikes that should be accompanied by a security guard, we tried to use restraint on Pro Circuit’s YZ450F engine

WE BUILD AN L.A. SLEEVE YAMAHA YZ270: WE BUILD AN L.A. SLEEVE YAMAHA YZ270:
We wanted to take our trusty, but rusty 2007 Yamaha YZ250 two-stroke motocross bike and make it competitive in the 450 class; We called L.A. Sleeve and ordered their YZ270 engine kit

FIRST RIDE: 2011 KAWASAKI KX250F MOTOCROSS IMPRESSIONFIRST RIDE: 2011 KAWASAKI KX250F MOTOCROSS IMPRESSION
DFI and SFF steal the show; they’re more than just acronyms, folks! Read our first impressions of the all-new KX250F motocrosser

FIRST LOOK! THE 2011 YAMAHA MOTOCROSS BIKES; YZ450F, YZ250F, YZ250, YZ125 & YZ85FIRST LOOK! THE 2011 YAMAHA MOTOCROSS BIKES; YZ450F, YZ250F, YZ250, YZ125 & YZ85
Two-tone color choices, weird and wild graphics, and a complete line of two-strokes highlights Yamaha's 2011 motocross bikes

FIRST LOOK! FUEL-INJECTED 2011 HUSQVARNA TC250; THERE WILL ALSO BE A BIG-BORE TE310FIRST LOOK! FUEL-INJECTED 2011 HUSQVARNA TC250; THERE WILL ALSO BE A BIG-BORE TE310
The bike with a most compact motocross engine in the class goes high-tech with fuel injection and an Akrapovic exhaust for 2011

REAL MOTOCROSS MACHINE TIPS: 2010 KTM 450SXF FIXES:REAL MOTOCROSS MACHINE TIPS: 2010 KTM 450SXF FIXES:
Real World Advice On How To Make The Most Of Your KTM 450SXF; Stuff you can do to make your bike better

WE BUILD A KTM 250SXS WORKS BIKE:WE BUILD A KTM 250SXS WORKS BIKE:
There are two SXS engine kits offered: one for the 450SXF and one for the 250SXF. The MXA wrecking crew called our friendly local KTM dealer and ordered a complete KTM 250SXS engine kit

More Bike Tests >

 NEWS
MOTOCROSS ACTION AMA RULE OF THE WEEK: YOU CAN'T PLAY THE GAME IF YOU DON'T KNOW THE RULESMOTOCROSS ACTION AMA RULE OF THE WEEK: YOU CAN'T PLAY THE GAME IF YOU DON'T KNOW THE RULES
Outside assistance is banned except when it occurs in the first turn (on the first lap), but before the holeshot line

BRITAIN DROPS OUT OF THE 2010 ISDE: THEY JOIN AUSTRALIA ON THE SIDELINES:BRITAIN DROPS OUT OF THE 2010 ISDE: THEY JOIN AUSTRALIA ON THE SIDELINES:
The Mexican drug war claims two more victims (three if you count the ISDE itself)

CHECK OUT THIS SHORT VIDEO WITH BROC TICKLE:CHECK OUT THIS SHORT VIDEO WITH BROC TICKLE:
Tickle does a promo video for Ride Engineering at Milestone MX Park

TROY LEE TEAM PLANS TO BE BACK UP TO STRENGTH BY THE UNADILLA 250/450 NATIONAL MOTOCROSS:TROY LEE TEAM PLANS TO BE BACK UP TO STRENGTH BY THE UNADILLA 250/450 NATIONAL MOTOCROSS:
They are battered and bruised, but Townley, Seely and Hahn will be in New York

WHERE TO FIND TWIN AIR FILTERS AT LORETTA LYNN'SWHERE TO FIND TWIN AIR FILTERS AT LORETTA LYNN'S
And if you find them they have a special discount deal

THE 2011 MAICO WILL OFFICIALLY BE A BRITISH BRAND (IN THE TRADITION OF BSA, TRIUMPH, AJS & MATCHLESS): THE 2011 MAICO WILL OFFICIALLY BE A BRITISH BRAND (IN THE TRADITION OF BSA, TRIUMPH, AJS & MATCHLESS):
The German marque will now get a British-made engine—making it the first British-made motocrosser in over a decade

SEEKING PERSONAL HAPPINESS WITH THE 2010 KAWASAKI KX450F (THE BIG BOY BIKE OF MOTOCROSS):SEEKING PERSONAL HAPPINESS WITH THE 2010 KAWASAKI KX450F (THE BIG BOY BIKE OF MOTOCROSS):
MXA test rider John Basher tells his tale of love & hate with the green monster of motocross; Why he focused on everything but the engine

LIVING WITH & LOVING LIFE WITH THE 2010 HONDA CRF450 (OKAY, THERE WAS A LITTLE HATE INVOLVED)LIVING WITH & LOVING LIFE WITH THE 2010 HONDA CRF450 (OKAY, THERE WAS A LITTLE HATE INVOLVED)
MXA test rider John Minert takes on the task of fine tuning MXA's 2010 Honda CRF450 (with a nod back to what worked in 2009)

HOW TO MAKE THE MOST OF THE 2010 KTM 450SXF (IN TEN-OR-MORE EASY LESSONS—ALL LEARNED THE HARD WAY)HOW TO MAKE THE MOST OF THE 2010 KTM 450SXF (IN TEN-OR-MORE EASY LESSONS—ALL LEARNED THE HARD WAY)
MXA test rider Jody Weisel analyses (and tries to fix) the flaws of both the 2009 and 2010 KTM 450SXF: You'll be amazed at how thorough he was

MOTOCROSS ACTION AMA RULE OF THE WEEK: YOU CAN'T PLAY THE GAME IF YOU DON'T KNOW THE RULESMOTOCROSS ACTION AMA RULE OF THE WEEK: YOU CAN'T PLAY THE GAME IF YOU DON'T KNOW THE RULES
The bike you start the day with is the bike you will end the day with, and that includes on the parade lap

More News

 PRODUCT TESTS
MOTOCROSS ACTION PRODUCT TEST: QTM-BREMBO OVERSIZE 270mm ROTOR: MOTOCROSS ACTION PRODUCT TEST: QTM-BREMBO OVERSIZE 270mm ROTOR:
The Science Of Stopping Is Measured At 270 millimeters; and in the ability to pucker your body under full braking

MOTOCROSS ACTION PRODUCT TEST: AP RACING ORR BRAKE PADSMOTOCROSS ACTION PRODUCT TEST: AP RACING ORR BRAKE PADS
Designed and manufactured in London, England, AP Engineers used an inertia dynamometer to examine the friction produced by the brake pads at different operating temperatures, pressures and rubbing speeds

MOTOCROSS ACTION PRODUCT TEST: POD MX K700 KNEE BRACE: MOTOCROSS ACTION PRODUCT TEST: POD MX K700 KNEE BRACE:
The Latest From The Pod People; The New K700 And the Original PodMX

MOTOCROSS ACTION PRODUCT TEST: YOSHIMURA HONDA CRF450 DROP-IN CAMMOTOCROSS ACTION PRODUCT TEST: YOSHIMURA HONDA CRF450 DROP-IN CAM
An easy-to-install, drop-in, single overhead Honda camshaft for the Honda CRF450;designed, developed and tested in the USA, but made in Japan

MOTOCROSS ACTION PRODUCT TEST: DR.D KAWASAKI KX450F EXHAUST SYSTEMMOTOCROSS ACTION PRODUCT TEST: DR.D KAWASAKI KX450F EXHAUST SYSTEM
It’s no secret that the stock KX450F powerband is awesome, but from idle to the midrange it is an arm stretcher; DR.D’s KX450F cuts down on the unintended wheelies, frantic wheelspin and hang-on-and-pray moments

MOTOCROSS ACTION PRODUCT TEST: GAERNE REACT MOTOCROSS BOOTMOTOCROSS ACTION PRODUCT TEST: GAERNE REACT MOTOCROSS BOOT
The React is Gaerne’s all-new, mid-line boot designed to replace the Fastback in the Italian company’s model line; What is a polymorph model?

MOTOCROSS ACTION PRODUCT TEST: EVS RS8 KNEE BRACEMOTOCROSS ACTION PRODUCT TEST: EVS RS8 KNEE BRACE
A knee brace that doesn't have the weight or bulk of medical-grade knee braces, but is stronger than a shin guard

MOTOCROSS ACTION PRODUCT TEST: DSP TITANIUM SHOCK SPRING: MOTOCROSS ACTION PRODUCT TEST: DSP TITANIUM SHOCK SPRING:
Less Coils, Livelier Feel, Better Response And A Big Price Tag

MOTOCROSS ACTION PRODUCT TEST: DUNLOP GEOMAX MX51 TIRES: MOTOCROSS ACTION PRODUCT TEST: DUNLOP GEOMAX MX51 TIRES:
This Is The Tire Combo That Will Replace the D756: We Like One But Not The Other; Front Or Rear? Don't Guess: Read It Yourself To Find Out

MXA PRODUCT TEST: DT-1 FACTORY AIR FLOW YZ450F KITMXA PRODUCT TEST: DT-1 FACTORY AIR FLOW YZ450F KIT
From a scientific point of view, a high-performance motorcycle engine needs 14 times as much air as it does fuel;The stock YZ450F air filter design has serious limitations

More Product Tests



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