The Yamaha 125 MX motorcycle specifications include a 125 cc (7.63 cu in) engine and a 5-speed gearbox.
Key specifications
How the Yamaha 125 MX compares
This compares the motorcycle with all Yamaha models in this specifications database. The blue marker is this model and the grey line is the Yamaha database average.
About 77% lower than the Yamaha database average. Around the 25th percentile across Yamaha models.
Yamaha database percentile rankings
Percentiles show where this motorcycle sits across the Yamaha specifications database. They are descriptive database rankings, not performance ratings.
125 cc — larger displacement than about 25% of Yamaha models.
Mechanical overview
Model information
| Year released | 1974 |
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| Category | Cross / motocross |
Engine specifications
| Engine type | Single cylinder, two-stroke |
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| Displacement | 125 cc (7.63 cu in) |
| Cooling system | Air |
| Fuel system | Carburettor |
| Lubrication | Stock – yamalube oil injection |
Transmission and drivetrain
| Gearbox | 5-speed |
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Other specifications
| Price as new | US$ 800. MSRP depends on country, taxes, accessories, etc. |
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Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Yamaha models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Yamaha information before relying on them. Visit the official Yamaha website.