Key performance

3 ch
Power
🔧
49 cc
Displacement
⚖️
41 kg
Weight
🏎️
50 km/h
Top speed
💺
475 mm
Seat height
2.0 L
Fuel capacity
💰
1 999 €
New price
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Technical specifications

Changements 2026 2025
Engine type
Monocylindre, 2 temps Single cylinder, twwRmoRt6o-stroke
Cooling
par air AiKwPz3r
Compression ratio
6 : 1 6.0:KiSH93Yf9By1
Bore × stroke
40 x 39.2 mm 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
Frame
poutre en tube d'acier Steel uCfLES2Ptube backbone
Gearbox
boîte à 3 rapports AutomaHKp5xARs5FqZtic
Final drive
Cardan Shaft drive (cardan) (final drgONgjro8dTwvmive)
Clutch
Wet centrifugalBK6IarBAbZVC automatic clutch
Front suspension
Fourche téléhydraulique Ø 26 mm, déb : 60 mm Telescopic fqGG4ms5JNork 26mm
Rear suspension
Moteur oscillant + double amortisseur, déb : 50 mm Unit swingarmeMQlZN7cZe4G
Front wheel travel
619HWjjI mm (2.4 inches)
Rear wheel travel
51 mm (2.0 inches)zg0HFWV
Front brakes
Freinage tambour Ø 80 mm EfY51PD2TY96eNEMxpanding brake (drum brake)
Rear brakes
Freinage tambour Ø 80 mm Expanding brake (rXYiOLUZ1nYRcadrum brake)
Front tyre
2/50-10 2.50NxsDA-10
Rear tyre
2/50-10 2.50oD4JYiSHjDGNkez-10
Wheelbase
856.00 mm
Ground clearance
94.00 mm
Length
245.00 mm
Width
610.00 mm
Height
706.00 mm
Fuel capacity
2.00 L 2.01 L
Weight
39.00 kg 40.80 kg
New price
2 199 € 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.

Yamaha PW50

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.

Yamaha PW50

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.

Indicators & positioning

Weight-to-power ratio
0.07 ch/kg
🔄
Torque / weight
0.10 Nm/kg
🔧
Volumetric power
61.2 ch/L
In category Allround · 25-98cc displacement (69 motorcycles compared)
Power 3 ch Top 100%
6 ch median 7 ch 11 ch
Weight 41 kg Lighter than 100%
67 kg median 88 kg 119 kg
P/W ratio 0.07 ch/kg Top 40%
0.06 median 0.07 0.10 ch/kg

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