14 August. Friday 2026
Yamaha YZ125 - 2024 Specifications and Reviews
The 2024 Yamaha YZ125 is a lightweight two-stroke motocross bike designed for entry-level and amateur riders seeking an affordable, nimble machine for off-road racing. Known for its responsive power delivery and compact dimensions, it excels in tight terrain and serves as an ideal stepping stone for young or novice competitors transitioning to competitive dirt biking.
General information | |
| Price as new | Do you know this bike?Click here to rate it. We miss 2 votes to show the rating. |
| Type | Cross / motocross |
| Year of manufacture | 2024 |
| Model name | Yamaha YZ125 |
Engine and Transmission Specifications | |
| Driveline | Constant-mesh |
| Clutch | Multiplate wet clutch |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Premix |
| Ignition | Digital CDI |
| Fuel system | Carburettor. Hitachi Astemo® Keihin PWK38S carburetor |
| Bore x stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Compression | 10.1:1 |
| Engine details | Reed-valve-inducted |
| Type of engine | Single cylinder, two-stroke |
| Capacity: | 125.0 ccm (7.63 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Bridgestone® Battlecross X20 tires. |
| Rear brakes | Single disc. Hydraulic. |
| Diameter | 270 mm (10.6 inches) |
| Front brakes | Single disc. Hydraulic. |
| Rear tire | 100/90-19 |
| Front tire | 80/100-21 |
| Rear wheel travel | 315 mm (12.4 inches) |
| Rear suspension | KYB® single shock; fully adjustable |
| Front wheel travel | 300 mm (11.8 inches) |
| Front suspension | KYB® Speed-Sensitive System inverted fork; fully adjustable |
| Trail | 109 mm (4.3 inches) |
| Rake (fork angle) | 26.0° |
| Frame type | Aluminum semi-double cradle |
| | |
Physical measures and capacities | |
| Oil capacity | 0.70 litres (0.74 US quarts) |
| Fuel capacity | 6.81 litres (1.80 US gallons) |
| Wheelbase | 1445 mm (56.9 inches) |
| Ground clearance | 366 mm (14.4 inches) |
| Overall width | 826 mm (32.5 inches) |
| Overall length | 2136 mm (84.1 inches) |
| Overall height | 1295 mm (51.0 inches) |
| Seat height | 980 mm (38.6 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 94.8 kg (209.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Factory warranty | 30 Day Limited Factory Warranty |
| Starter | Kick |
| Color options | Team Yamaha Blue |
Performance Profile & Rider Fit
Best For
Track85%
City5%
Cornering90%
Daily Riding5%
Touring5%
Passenger0%
Rider Profile
| Best For | This is a full-on competition motocross bike best suited to intermediate through expert off-road riders who understand 2-stroke power delivery and clutch management. |
| Purpose | Built purely for motocross racing and aggressive trail riding, not for commuting, road use, or casual leisure riding. |
| Rider Fit | The tall 38.6-inch seat height, light 212 lb wet weight, and peaky 2-stroke power demand an active, fit rider comfortable standing and shifting body weight constantly. |
| Character | A raw, high-revving 2-stroke racer that rewards precise clutch and throttle control with explosive acceleration and razor-sharp handling on dirt. |
| Not Ideal For | Not for beginners, road riders, passengers, or anyone wanting comfort, storage, or long-distance capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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