Technical Specifications of Yamaha AT-1
Model: Yamaha 125 AT-1
Versions: AT1 (100101-119829), AT1B (120101-138890), AT1M (300101-303790), AT1MX (310101-312326), AT1C (139101-162879), AT1M-C (313101-317191)
Year: 1969-71
Motorcycle Type: Dual sport / Enduro
Dry weight: 94.0 kg
Ground clearance: 225 mm (8.85 inches)
Fuel tank size: 7.2 litres (1.6 gallons)
Colour options: Pearl White, Competition Yellow, Brilliant Red
Engine, Intake & Transmission
Displacement: 123 cc
Engine: Single, two-stroke
Top speed: 97 km/h (60 mph)
Fuel system: Carburettor
Fuel control: Port control
Ignition: Points
Lubrication system: Autolube
Cooling system: Air cooled
Gearbox: 5-speed
Transmission: Wet, multiple disc with Chain
Start up: Electric & Kick start
Chassis, suspension, brakes and wheels
Frame type: Steel tube – double tubular cradle
Front suspension: Hydraulic telescopic fork
Rear suspension: Twin shocks
Front brakes: Drum brake
Rear brakes: Drum brake