2024 · Motocross · Buyer's Guide
The Tunable Quarter-Liter Benchmark
The 2024 YZ250F is a pure quarter-liter motocross racer, and it rides like the reference point of the 250 four-stroke class. Yamaha builds it around a reversed-cylinder single with a strong mid-range, so it pulls hard in the part of the rev range where most of a moto gets decided. The chassis is set up by the KYB Speed-Sensitive System coil-spring fork, which gives excellent damping control and clear feedback straight off the showroom floor. Traction control, ride modes, launch control and smartphone mapping all come standard. The result is a race bike you can shape to the dirt in front of you.
It weighs 231 lb (105 kg) wet, runs 12.2 in (310 mm) of front travel and puts the seat at a tall 38.2 in (970 mm). Those numbers tell you who it is for: the closed-course racer or ambitious amateur who wants to line up on a stock machine and be competitive. The build is rugged and aftermarket support is deep, so it takes a season of hard use well. The honest caveat is that the tunability only pays off if you use it, and the 1.6 gal (6.2 L) tank plus race-first setup make it a poor fit away from the track.
Spec sheets don't ride bikes, but they set the baseline.
| Power | 44 hp (32 kW) |
|---|---|
| Displacement | 250 cc |
| Engine | Single-cylinder |
| Cooling | Liquid-cooled |
| Gearbox | 5-speed |
| Final drive | Chain |
| Front brake | 270 mm |
| Front tire | 80/100-21 |
| Rear tire | 110/90-19 |
| Wheelbase | 58.2 in (1478 mm) |
| Ground clearance | 13.8 in (350 mm) |
| Front travel | 12.2 in (310 mm) |
| Seat height | 38.2 in (970 mm) |
| Wet weight | 231 lb (105 kg) |
| Fuel capacity | 1.6 gal (6.2 L) |
Equipment check
Chassis
Safety
Swing a leg over and the 38.2 in (970 mm) seat reminds you this is a full-size race bike, not a playbike. Once you are rolling, the height stops mattering. At 231 lb (105 kg) wet it feels light under you, and it moves freely beneath your boots when you slide forward into a turn or shift back for a jump face. Through the bars the 21 in front wheel feels settled and honest, and that lets you loosen your grip and ride relaxed instead of fighting it. Standing up, you notice how much of the bike assumes an active rider. It wants you on the pegs and moving around, and it rewards you when you commit. The small 1.6 gal tank keeps the mass low and slim between your knees, a reminder that it was built around motos rather than long days.
Over the years I have collected what riders say about this bike from paddock conversations, from chats with owners at club nights, and from the emails and messages riders send me directly. For the 2024 YZ250F, a clear pattern comes out of that chatter. Most of the praise is about how the bike steers and handles rough ground. Most of the complaints are about the stock power spread, the noise and the seat.
The handling point I hear most often is about the front wheel. Riders say the revised geometry lets them set the front tire into a turn and carve a clean line. They no longer have to steer the bike mainly with the rear wheel and the throttle. Riders say similar things about the suspension on a rough track. Owners who push hard through big bumps and whoops describe a chassis that stays level and stable when conditions get harsh. Some also like that the fork adjusters work without tools, so a setup change at the track is quick. The sharper steering has a downside, though. Some riders find the bike busier on turn entry, more active and a little twitchy compared with earlier generations.
Owners disagree more about the engine than about anything else. Riders praise how it responds to small throttle openings. They say it pulls hard out of corners without asking for much commitment, and some call the top end responsive enough for competition. Others see it differently. The engine was carried over largely unchanged, and a recurring point is that the YZ gives away mid-range and top-end horsepower to its main 250-class rivals. On the stock mapping, owners describe a narrow power window. It takes quick short-shifting to keep momentum in deeper track conditions. Two smaller gripes come up alongside that. The engine pops on deceleration. And only one map comes loaded from the factory, so owners have to connect to the app and upload a second curve before they can switch maps at the track.
Opinions on the cockpit depend on who is sitting in it. Bigger riders like the redesigned chassis because its roomy rider triangle gives them space to move and keep control of the bike. The seat is another matter. Some owners say the revised shape is hard and starts to hurt after several sessions. Noise is the other recurring complaint. Riders describe the bike as exceptionally loud from the saddle. They blame both the exhaust and the upward-facing airbox intake.
No widely-reported issues on record.
Where this Yamaha YZ250F pulls ahead of — or falls behind — its rivals on the numbers, and the typical bike in its class on character.
Power
Displacement
Wet weight
Seat height
Forget spec-sheet bragging. Here's who the YZ250F is actually built for.
This is your bike. The suspension works from day one, you can change the mapping between motos, and launch control helps off the gate. Put in the setup time and it will go as far as your riding does.
Made for Carnegie State Vehicular Recreation Area · Fox Raceway at Pala · Glen Helen Raceway
It is light, tough and well suspended for technical ground, but it is a motocrosser at heart. The 1.6 gal tank and race-first setup mean short, hard sessions out there, not multi-day desert loops.
Made for Bar M / Kane Creek · Imperial Sand Dunes · Johnson Valley OHV Area
If you're cross-shopping the older generation, here's what changed.
Previous generation · 2019–2023