| Yamaha AS1[1] [2] | |
| Manufacturer: | Yamaha |
| Production: | 1967–1970[3] |
| Chassis: | Steel tube frame |
| Class: | Sport touring (road version)[4] 125cc (racing version)[5] |
| Engine: | 2-stroke, air-cooled, I2 |
| Top Speed: | 75NaN |
| Power: | 150NaN0 @ 8500 rpm |
| Torque: | 9.40NaN0 @ 8000 rpm |
| Transmission: | 5-speed, chain final drive |
| Suspension: | Telescopic forks (front); swing arm with twin spring/shock absorbers (rear) |
| Brakes: | Expanding drum brake, single leading shoe (front) Expanding drum brake (rear) |
Yamaha AS1 is a 125 cc two-stroke air-cooled motorcycle produced by Yamaha, between 1967 and 1970.[6]