The Yamaha CA50M motorcycle specifications include a 49 cc (2.99 cu in) engine, an automatic gearbox, and a listed weight of 63 kg (138.9 lb).
Key specifications
How the Yamaha CA50M 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 91% lower than the Yamaha database average. Around the 5th percentile across Yamaha models.
About 66% lighter than the Yamaha database average. Around the 1st percentile across Yamaha models.
About 71% smaller than the Yamaha database average. Around the 2nd 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.
49 cc — larger displacement than about 5% of Yamaha models.
63 kg — heavier than about 1% of Yamaha models, or lighter than about 99%.
3.8 L — larger than about 2% of Yamaha fuel tanks in this database.
Dimensions compared with Yamaha average
Each measurement is compared with the average value across Yamaha models where that dimension is available.
1,660
2,082
20% below average.
620
823
25% below average.
1,005
1,172
14% below average.
1,130
1,416
20% below average.
110
181
39% below average.
Mechanical overview
Additional useful specifications
| Bore/stroke ratio | 1.02:1 (Square) |
|---|
Model information
| Year released | 1982 |
|---|
Engine specifications
| Engine type | Single cylinder, two-stroke |
|---|---|
| Displacement | 49 cc (2.99 cu in) |
| Bore × stroke | 40.0 x 39.2 mm (1.6 x 1.5 inches) |
| Compression ratio | 7.0:1 |
| Cooling system | Air |
| Fuel system | Carburettor |
| Fuel control | Port control |
| Ignition | CDI |
| Starter | Electric & kick |
| Lubrication | Yamaha Autolube |
Transmission and drivetrain
| Gearbox | Automatic |
|---|---|
| Final drive | Belt (final drive) |
| Clutch | Dry, Centrifugal automatic |
Chassis and suspension
| Frame | Steel tube underbone |
|---|---|
| Front suspension | Bottom link coil sprung, oil dampened |
| Rear suspension | Coil sprung, oil dampened |
| Rake | 27.0° |
| Trail | 75 mm (3.0 inches) |
Brakes, wheels and tires
| Front brakes | Expanding brake (drum brake) |
|---|---|
| Rear brakes | Expanding brake (drum brake) |
Dimensions and weight
| Wet weight | 63 kg (138.9 lb) |
|---|---|
| Overall length | 1,660 mm (65.4 inches) |
| Overall width | 620 mm (24.4 inches) |
| Overall height | 1,005 mm (39.6 inches) |
| Wheelbase | 1,130 mm (44.5 inches) |
| Ground clearance | 110 mm (4.3 inches) |
Fuel and emissions
| Fuel capacity | 3.80 L (1.00 US gal) |
|---|
Performance
| Top speed | 72.0 km/h (44.7 mph) |
|---|
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.