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Technical motorcycle description Yamaha YA-1 1955

Naked
Photo of Yamaha YA-1 1955
Photo of Yamaha YA-1 1955

Specifications Yamaha YA-1 1955

Chassis
Frame : Simple steel cradle
Fuel capacity : 9 liters (2.38 US gallons)
Length : 1,980 mm (77.95 in)
Width : 660 mm (25.98 in)
Min height : 925 mm (36.42 in)
Wheelbase : 1,290 mm (50.79 in)
Dry weight : 94 kg (207 lb)
Front axle
Telescopic hydraulic fork Ø n/a
drum brakes
Transmission
4 stage gearbox , manual
Secondary by chain
Rear axle
drum brakes
Motor
single-cylinder , 2 strokes
1 carburetor (size not specified)
Cooling system : by air
123 cc
5.60 ch (5.50 hp) to 5,000 rpm
1 mkg (9.40 Nm)
Power-to-weight ratio : 17.09 kg/ch
Weight / torque ratio : 94 kg/mkg
Practical information
Country of manufacture : Japan
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Essentials

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Gallery

Yamaha YA-1 1955 - 1
Yamaha YA-1 1955 - 2
Yamaha YA-1 1955 - 3

Key facts Yamaha YA-1 (1955) : What you need to know before you buy

Prices

Basic version
flag JapanJapan
138,000¥

Bikers' reviews

of 1 reviews

Model sold in 1955

Performance

Models

1955

Compare the YA-1 to its competitors

Torque

Yamaha YA-1 1955 : 1 mkg
Suzuki Power Free 1952 Undisclosed
Honda Dream type D 1949 : 0.5 mkg
Kawasaki B8 125 1962 : 6.4 mkg

Power

Yamaha YA-1 1955 : 5.60 ch (5.50 hp)
Suzuki Power Free 1952 : 1 ch (1 hp)
Honda Dream type D 1949 : 3 ch (3 hp)
Kawasaki B8 125 1962 : 8 ch (7.90 hp)

Power-to-Weight ratio

Yamaha YA-1 1955 : 17.09 kg/ch
Suzuki Power Free 1952 Undisclosed
Honda Dream type D 1949 : 26.67 kg/ch
Kawasaki B8 125 1962 : 14.68 kg/ch

Torque-to-Weight ratio

Yamaha YA-1 1955 : 94 kg/mkg
Suzuki Power Free 1952 Undisclosed
Honda Dream type D 1949 : 160 kg/mkg
Kawasaki B8 125 1962 : 18.13 kg/mkg

Speed

Yamaha YA-1 1955 : 80 km/h (49.70 mph)
Suzuki Power Free 1952 Undisclosed
Honda Dream type D 1949 : approximately 60 km/h (37.30 mph)
Kawasaki B8 125 1962 : approximately 100 km/h (62.10 mph)
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Bikers' reviews Leave a review - 1 review

French Model 1955
Well, here's a nice little bike with character! It's a change (for the better!) from the current gasworks! Rating : 5/5
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FAQ Your frequently asked questions about the YA-1 1955

What is the power of the YA-1?
The YA-1 1955 develops a power of 5.60 ch (5.50 hp)
What is the torque of the YA-1?
The maximum torque of the YA-1 1955 is 1 mkg (9.40 Nm).
What is the maximum speed of the YA-1?
The YA-1 1955 is capable of reaching a top speed of 80 km/h (49.70 mph) on the track.
What is the weight of the YA-1?
The YA-1 1955 has a a dry weight of 94 kg (207 lb).
What is the price of the YA-1?
The price of the YA-1 1955 is 138,000¥ in Japan

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