Key performance
Technical specifications
- Power
- — → 3.0 ch @ 5500 tr/min (2.2 kW)
- Torque
- — → 3.9 Nm @ 4500 tr/min
- Engine type
- Single cylinder, two-stroke → Single cylinder, twwRmoRt6o-stroke
- Cooling
- Air → AiKwPz3r
- Compression ratio
- 6.0:1 → 6.0:KiSH93Yf9By1
- Bore × stroke
- 40.0 x 39.2 mm (1.6 x 1.5 inches) → 40BPkiAm.0 x 39.2 mm (1.6 x 1.5 inches)
- Fuel system
- Carburettor. Mikuni VM12/1 → Carburettor. MikuniIbe817BV4m VM12
- Lubrication
- Autolube oil injection system → SeparatepysXHRj6M 2-stroke oil tank
- Ignition
- CDI → CDAzh7wq0A4zDI
- Starter
- Kick → Kick9HtsmtmaCRV1gm
- Frame
- Steel tube backbone → Steel uCfLES2Ptube backbone
- Gearbox
- Automatic → AutomaHKp5xARs5FqZtic
- Final drive
- Shaft drive (cardan) (final drive) → Shaft drive (cardan) (final drgONgjro8dTwvmive)
- Clutch
- Wet centrifugal automatic clutch → Wet centrifugalBK6IarBAbZVC automatic clutch
- Front suspension
- Telescopic fork → Telescopic fqGG4ms5JNork 26mm
- Rear suspension
- Unit swingarm → Unit swingarmeMQlZN7cZe4G
- Front wheel travel
- 61 mm (2.4 inches) → 619HWjjI mm (2.4 inches)
- Rear wheel travel
- 51 mm (2.0 inches) → 51 mm (2.0 inches)zg0HFWV
- Front brakes
- Expanding brake (drum brake) → EfY51PD2TY96eNEMxpanding brake (drum brake)
- Rear brakes
- Expanding brake (drum brake) → Expanding brake (rXYiOLUZ1nYRcadrum brake)
- Front tyre
- 2.50-10 → 2.50NxsDA-10
- Front tyre pressure
- — → 1.00 bar
- Rear tyre
- 2.50-10 → 2.50oD4JYiSHjDGNkez-10
- Rear tyre pressure
- — → 1.00 bar
- Seat height
- 485.00 mm → 475.00 mm
- Ground clearance
- 104.00 mm → 94.00 mm
- Length
- 1245.00 mm → 245.00 mm
- Width
- 574.00 mm → 610.00 mm
- Height
- 714.00 mm → 706.00 mm
- Weight
- 39.00 kg → 40.80 kg
- Dry weight
- — → 39.00 kg
- New price
- — → 1 999 €
Engine
- Displacement
- 49 cc
- Power
- 3.0 ch @ 5500 tr/min (2.2 kW)
- Torque
- 3.9 Nm @ 4500 tr/min
- Engine type
- Single cylinder, twwRmoRt6o-stroke
- Cooling
- AiKwPz3r
- Compression ratio
- 6.0:KiSH93Yf9By1
- Bore × stroke
- 40BPkiAm.0 x 39.2 mm (1.6 x 1.5 inches)
- Fuel system
- Carburettor. MikuniIbe817BV4m VM12
- Lubrication
- SeparatepysXHRj6M 2-stroke oil tank
- Ignition
- CDAzh7wq0A4zDI
- Starter
- Kick9HtsmtmaCRV1gm
Chassis
- Frame
- Steel uCfLES2Ptube backbone
- Gearbox
- AutomaHKp5xARs5FqZtic
- Final drive
- Shaft drive (cardan) (final drgONgjro8dTwvmive)
- Clutch
- Wet centrifugalBK6IarBAbZVC automatic clutch
- Front suspension
- Telescopic fqGG4ms5JNork 26mm
- Rear suspension
- Unit swingarmeMQlZN7cZe4G
- Front wheel travel
- 619HWjjI mm (2.4 inches)
- Rear wheel travel
- 51 mm (2.0 inches)zg0HFWV
Brakes
- Front brakes
- EfY51PD2TY96eNEMxpanding brake (drum brake)
- Rear brakes
- Expanding brake (rXYiOLUZ1nYRcadrum brake)
- Front tyre
- 2.50NxsDA-10
- Front tyre pressure
- 1.00 bar
- Rear tyre
- 2.50oD4JYiSHjDGNkez-10
- Rear tyre pressure
- 1.00 bar
Dimensions
- Seat height
- 475.00 mm
- Wheelbase
- 856.00 mm
- Ground clearance
- 94.00 mm
- Length
- 245.00 mm
- Width
- 610.00 mm
- Height
- 706.00 mm
- Fuel capacity
- 2.01 L
- Weight
- 40.80 kg
- Dry weight
- 39.00 kg
- New price
- 1 999 €
Overview
What two-wheeler can boast of having introduced several generations of riders without ever getting a single wrinkle? The Yamaha PW50 has held that role since 1980, the year of its birth in the United States before landing in France as early as 1981. And the 2025 model year doesn't change the recipe. Why tinker with a formula that's been working for over four decades? With its 49 cc two-stroke single-cylinder engine, tubular steel frame, and front and rear drum brakes, this Yamaha PW50 mini bike stays true to a simple philosophy: offering children as young as 3 or 4 a real motorcycle, not a toy on wheels.

Because that's precisely where the PW's genius lies: it doesn't cut corners. The little single produces 3 horsepower at 5,500 rpm for 3.9 Nm of torque at 4,500 rpm. Modest figures on paper, but more than enough to propel the machine's 39 kg dry weight to a top speed of roughly 45 to 50 km/h. Compared to a Honda CRF50F topping out around 40–48 km/h or a KTM 50 SX built for competition with a possible 65 km/h, the Yamaha PW50 clearly positions itself in the safety-first segment. The adjustable speed limiter, controlled by a screw on the throttle grip, lets parents restrict the power according to the young rider's skill level. You gradually unleash the watts, matching the pace of growing confidence.
The 475 mm seat height allows the smallest riders to put their feet flat on the ground without any stress. The automatic centrifugal clutch transmission eliminates all the complexity of shifting gears: the kid only has to manage the throttle and the two brake levers on the handlebars. No gear pedal, no clutch to modulate, no stalling possible. Power is transmitted to the rear wheel via a shaft drive, which does away with the chain and the risks of pinching or grease splatter. On the maintenance side, the separate lubrication system spares you the chore of mixing oil and fuel. Yamaha designed this machine so that parents spend more time watching their child progress than getting their hands dirty. The 2.50-10 knobby tires round out the package with decent grip on dirt and grass.

Among the top three best motorcycles for kids, the PW50 holds the spot of the sensible, reassuring machine. The KTM 65 SX targets budding competitors with a far sharper temperament. The Husqvarna TC85, the smaller sibling in the Swedish lineup, is aimed at already experienced riders. The Yamaha, for its part, remains the universal entry point. The one through which you learn to look through corners, manage the throttle, and shift your body weight. The very same fundamentals you'll carry over later to any displacement. Yamaha PW50 parts are easy to find, from pistons to spark plugs to tires, and the used market is full of models in good condition given how robust the mechanicals are. A 2021 or older model will deliver essentially the same performance as a brand-new one, since the technical platform has barely changed.
Then there's the question of price. The 2025 Yamaha PW50 is listed at 1,999 euros in France. For such a technically simple machine, the price tag has risen significantly over the years. That's the toll of reputation and near-monopoly in the beginner segment. You're paying for proven reliability, easy resale value, and the certainty of a machine that won't let its little owner down after two seasons. An investment that many families consider a rite of passage, and one that's largely recouped at resale given how well the value holds.
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