TWO-STROKE TUESDAY: 1991 KX80 CHASSIS WITH KX125 ENGINE

Mark Chilson is a dreamer with the patience and talent to build one-of-a-kind bikes that are super detailed

TWO-STROKE TUESDAY: AN IN DEPTH LOOK INTO THE 2006 YZ125

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

TWO-STROKE TUESDAY: WE RIDE RICKY CARMICHAEL’S 1999 SPLITFIRE PRO CIRCUIT KX125

We ride the bike that Ricky raced at the 1999 Motocross des Nations in England

JODY’S TRUE STORY OF THE PITIFUL 1992 WATER-COOLED CZ 125MX

MXA knows a lot about the 1992 CZ 125MX, we raced it, tested it and lived with it—well, actually we tolerated it

MXA RIDES COTY SCHOCK’S YAMAHA YZ125 AT CLUBMX

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!

TEN YEARS AGO TODAY! JOHN BASHER’S YAMAHA YZ125 LOVE STORY

Man loves YZ125, man loses YZ125, man finds it again — love resumes

MXA VIDEO: WE TEST THE 2025 KTM 150SX TWO-STROKE

After a two-year hiatus, the 150SX two-stroke is back! We shake down the new bike at Perris Raceway

WE RIDE MX-TECH’S HONDA RESTO-MOD CR125, CR250 & CR500 TWO-STROKE TIME MACHINES

MX-Tech is a small suspension manufacturer out of Bradley, Illinois, and they specialize in making their own high-end A-kit suspension for all brands of bikes—from modern to vintage…and in our cases, Honda two-strokes.

PRO CIRCUIT’S BONES BACON LOVES THE HONDA TRAIL 90, OOPS TRAIL 110…NO, THE TRAIL 125

We track Bones down at the Pro Circuit Supercross track to hear his history with Honda’s legendary Trail 125

TEN YEARS AGO TODAY: MXA’S 2014 YAMAHA YZ125 TWO-STROKE TEST

Why does our brand-new 2014 Yamaha YZ125 look eight years old?

FIRST LOOK! 2025 YAMAHA MOTOCROSS MODELS FROM 65 TO 450

What’s new? Updated rear linkage, new fork and shock settings, a lighter spring rate on rear shock and new delta-shaped piston shims in the fork and revised engine mounts

THIS WEEK IN MXA: MARVIN MUSQUIN, KTM 125SX, GLEN HELEN & THE MXA WRECKING CREW

Marvin & Mosiman getting it twisted into a host of really cooled outside berms

TWO-STROKE TUESDAY: 2001 SERVICE HONDA CR134 THAT WE HATED TO RIDE

This is a classic example of all that can go wrong with a hopped-up bike

FIRST LOOK! 2025 GASGAS TWO-STROKE & FOUR-STROKE MODELS

GasGas adds two new two-strokes to the lineup while the other five returning motocross models receive a facelift

MXA RACE TEST: THE REAL TEST OF THE 2024 KTM 125SX TWO-STROKE

If you’re looking for the best 125 to race the Amateur Nationals or 125 money classes, like the Pasha 125 Open races, the new-generation KTM 125SX isn’t ready for the big time yet

TEN YEARS AGO TODAY! MXA’S 2014 KTM 125SX TWO-STROKE TEST

Thankfully KTM picked up the two-stroke gauntlet thrown down by Honda, Kawasaki and Suzuki and their efforts kept the two-stroke alive

THE TRUE STORY OF JAMES STEWART’S 2004 FACTORY KX125 TWO-STROKE

In 2004 Kawasaki had just launched its all-new KX250F. The team offered the four-stroke to James, and he tried it during the pre-season. He decided to stay with the KX125 two-stroke instead

MXA VIDEO: COTY SCHOCK RIPS YAMAHA YZ125 TWO-STROKE WIDE OPEN

Coty Schock just finished third in the 250SX East Championship. In between races, he’s been building this YZ125 project bike

TWO-STROKE TUESDAY: 1999 MXA 125 TWO-STROKE SHOOTOUT

Remember when the RM125 vs. CR125 vs. YZ125 vs. KTM 125SX vs. KX125 faced off against each other

TWO-STROKE TUESDAY: WE RIDE THE LAST FACTORY 125

We test Brett Metcalfe’s 2005 Yamaha of Troy YZ125 when it was the only smoker left on the track

MXA TESTS A FULL-RACE 125 TWO-STROKE WE WISH YOU COULD BUY IN THE USA

Last week we showed you how the stock 2024 Fantic XXX worked, this week we take a fully modified Fantic XX125 to see how much improvement we could get

MXA VIDEO: 2024 FANTIC 125XX ISN’T SOLD IN THE USA, BUT WE TRACKED ONE DOWN

What is it? Believe it or not it’s a “platform shared” YZ125 from Italy

MXA RETRO TEST: WE RIDE BBR’S YAMAHA TT-R150L

This works-like BBR play bike is a perfect example of the ideas, craftsmanship and work ethic that powered the minicycle world eight years ago

MXA VIDEO: 2024 YAMAHA YZ125 TWO-STROKE TESTED

One of the most popular 125cc two-strokes is still around after 50 years, although serious development on this particular model started in 2005—that is 19 years with of expericene

2024 YAMAHA YZ125X VS. YZ250X: WHICH OFF-ROAD YZ-X TWO-STROKE IS BEST FOR YOU?

Yamaha offers two four-stroke cross-country models & two two-stroke models. MXA breaks down the differences between the 2024 YZ250X and YZ125X

MXA RETRO TEST: 2001 SERVICE HONDA CR134 THAT WE HATED TO RIDE

This is a classic example of all that can go wrong with a hopped-up bike—and spending a bundle of money doesn’t always make a bike better

IN THE REAR-VIEW MIRROR! THE WRECKING CREW’S FAVORITE YAMAHA TWO-STROKE PROJECT BIKES

There is no time limit on the love between a man and his first two-stroke—and when a two-stroke has been in production since 1974, like the YZ125/YZ250, it has a devoted congregation hoping to pay homage to the past with their own Yamaha project bikes

TWO-STROKE TUESDAY: 2006 TM 125MX TWO-STROKE

TM has been around for many years, and their claim to fame is that they are the only manufacturer offering a full-blown factory bike to the public

TWO-STROKE TUESDAY: WE TEST THE SLOW BUT STEADY 2004 HONDA CR125

The 2004 CR125 engine made four horsepower less than the KTM 125SX and at 10,500 rpm it was more than a seven horsepower adrift

MXA RACE TEST: 1999 HONDA CR125 TWO-STROKE

The ’99 CR125 powerband is on the short side. This would not be a crime if it weren’t for the YZ125’s broadness. As is, the KTM 125 is a better example of what the Honda should have been

CARSON BROWN BUILDS A TRICK KAWASAKI KX125 TWO-STROKE

Why Carson didn’t use an KX250F aluminum frame or a 144cc kit, but did use Showa air forks and an Lectron carb

MXA VIDEO: WE TEST PRO CIRCUIT’S 2023 YAMAHA YZ125 TWO-STROKE

This 2023 Yamaha YZ125 is the new version of Pro Circuit’s “Race Spec” engine and suspension for this bike, and we were the lucky ones who were able to sling a leg over it

MXA RETRO TEST: WE RIDE GRANT LANGSTON’S 2001 KTM 125SX

What dId Langston’s AMA 125 National bike have in common with his works bike from Europe? Not much, just the pipe, silencer and transmission.

TEN YEARS AGO TODAY: FINAL ITALIAN HUSQVARNA TEST— 2013 CR125 TWO-STROKE

The Swedish brand, ended up in Italy, got bought by the Germans and then, 2013 became the last year for the Swedish/Italian/German breed — until KTM stepped in to put Austria into the equation

TWENTY YEARS AGO TODAY: COMPLETE TEST OF THE 2003 HONDA CR125

The most modern bike ever made with a vintage engine

WE RIDE PRO CIRCUIT’S 2023 YAMAHA YZ125 RACE BIKE

MXA has traditionally carbon-dated the start of the YZ125 era to 2006 because that’s when the class-leading Kayaba SSS forks were installed.

FIRST LOOK! 2024 HUSQVARNA MOTOCROSS MODELS

The 2024 FC250, FC350 and FC450 four-strokes feature the latest technology and electronic rider aids.

MXA RETRO TEST: WE RIDE JEREMY McGRATH’S 1992 PEAK HONDA CR125

This was the Porsche Turbo Carrera of the 125 class back in 1992—it revved higher, harder and longer than the stock CR125 and had better bottom to boot

MXA RETRO TEST: CLASSIC TEST OF THE LAST HONDA CR125 TWO-STROKE

The glorious era of Honda’s two-strokes, which started in 1973, will end in 2007. That makes this more of an obituary than a bike test, but test we must

DARYL ECKLUND’S 2003 KAWASAKI KX125: FROM BASKET CASE TO BEAUTY QUEEN

How to turn a really good deal that went sour into a really great 20-year old KX125 two-stroke worth drooling over

2023 MXA 125 TWO-STROKE SHOOTOUT: HUSQVARNA TC, GASGAS MC, YAMAHA YZ & KTM SX GO TO WAR

Take your pick! Two are fuel injected and two are carbureted—and one is by far the best in the 2023 125 class. Everything you need to know

TEST UPDATE: 2023 KTM 125SX TWO-STROKE — A FIRST-YEAR MODEL WITH QUIBBLES

The 2023 KTM 125SX comes with two maps, but you should avoid the green map at all costs

TEST UPDATE: 2023 HUSQVARNA TC125 TWO-STROKE

The 2023 125 dream two-stroke for a niche group

TEST UPDATE: 2023 YAMAHA YZ125 TWO-STROKE

Being trustworthy, timeless & true to its purpose make the 2023 Yamaha YZ125 the Boy Scout of the 125 class.

FIRST LOOK! 2024 HUSQVARNA MOTOCROSS MODELS // TWO-STROKES & FOUR-STROKES

Following in the footsteps of the 2023-1/2 Husqvarna Rockstar Edition FC450, the 2024 models gain updated suspension settings and graphics

MXA TEST UPDATE: 2023 GASGAS MC125 TWO-STROKE

No fuel injection, no electronic power valve, no anti-squat, no electric start…nada, just the best 125 two-stroke of 2023

MOTOCROSS ACTION’S 2023 TWO-STROKE BUYER’S GUIDE

Thinking about switching to a smoker? The market for two-strokes is flush with race bikes built for riders as young as 4 years old all the way up to senior citizens

PASHA’S KTM 150SX: ENGINE-BUILDER SHOOTOUT

Building three hot-rod 150s: Pasha versus Varner versus Twisted versus Haeseker versus MXA

MXA RETRO TEST: WE RIDE RICKY CARMICHAEL’S 1998 SPLITFIRE KX125

The MXA wrecking crew wanted to know what kind of bike a hammerhead like RC really rides. What better way to find out than by riding his race bike?

BUDGET BIKE SHOOTOUT: 2023 SUZUKI RM-Z250 FOUR-STROKE “VERSUS” YAMAHA YZ125 TWO-STROKE

You may not think they are comparable, but the AMA rulebook says they are. Which one is better?

MXA’S 2023 125 TWO-STROKE SHOOTOUT VIDEO

Yamaha’s pride and joy versus KTM and Husky’s new electronic fuel-injection technology versus the tried-and-true carbureted GasGas 125

THE FINAL TEST: PASHA 150 TWO-STROKE SHOOTOUT VIDEO

After three individual test videos on the Varner, Twisted and Haeseker-built KTM 150’s. We have released our Shootout video, where we put all three bikes head-to-head

MXA VIDEO: 2023 GASGAS MC125 TWO-STROKE VIDEO TEST

GasGas didn’t want to add weight, complexity, cost or lack of tuneability to its proven 125cc machine. We applaud them for listening to what two-stroke riders want and don’t want…and you should also.

CONTROVERSIAL KTM 150SX VARNER BUILD — PASHA SHOOTOUT EPISODE 3

The third 125 engine builder in the “Pasha 150SX Engine Builder Shootout” is Terry Varner. He is a controversial figure, with, at the very least, a poor work ethic or worse. Pasha included his engine to help Terry turn his life around

FIRST LOOK: 2023 TM’s FUEL-INJECTED MOTOCROSS BIKES — TWO-STROKES & FOUR-STROKES

From Italy with love—however, finding a dealer for the 2023 models might be challenging

EXOTIC TWISTED DEVELOPMENT-BUILT KTM 150 // PASHA SHOOTOUT EP. 2

This exotic KTM 150’s frame was stripped and clear coated to create a raw metal finish. On the track, the FMF pipe sounds raw too

HAESEKER-BUILT KTM 150SX // PASHA’S ENGINE BUILDER SHOOTOUT EP. 1

Jim Haeseker built a rocket ship for Pasha’s KTM 150 two-stroke engine builder shootout. This episode highlights the exotic Haeseker built KTM 150SX

TWO VERSUS TWO: 2022-23 YZ125 VERSUS OLDER 2021 YZ125

This is a completely RAW video for our viewers to check out. No talking. No music. Just pure two stroke bliss

MXA’S 1994 HONDA CR125 RESTORATION DISASTER: WORDS, PHOTOS & VIDEO

They look so lovely under studio lights, but getting them to that point is fraught with peril and imperiled by fraught

MXA RETRO TEST: WE RIDE SCOTT SHEAK’S 2001 PLANO HONDA CR125

Sheak’s high-rpm flyer was perfect for his 125 National speed, but without his talent, it is a demanding bike to ride