Technical Specifications of Yamaha YAS1
Model: Yamaha YAS1 - Yamaha AS1
Year: 1967 & 1968
Motorcycle Type: Sport & Touring
Dry weight: 98.0 kg
Ground clearance: 150 mm (5.9 inches)
Fuel tank size: 9.46 litres (2.50 gallons)
Colour options: Blue or
Red
Engine, Intake & Transmission
Displacement: 125 cc
Engine: Twin, two-stroke
Top speed: 120.7 km/h (75.0 mph)
Fuel system: Carburettor
Fuel control: Port control
Ignition: Points
Lubrication system: Autolube
Cooling system: Air cooled
Gearbox: 5-speed
Transmission type: Chain
Exhaust system: Twin chrome
Chassis, suspension, brakes and wheels
Frame type: Steel tube
Front suspension: Telescopic forks
Rear suspension: Swing arm
Front brakes: Drum brake - single leading shoe
Rear brakes: Drum brake