The Yamaha TZ 125 was a racing

motorcycle A motorcycle (motorbike, bike, or trike (if three-wheeled)) is a two or three-wheeled motor vehicle steered by a handlebar. Motorcycle design varies greatly to suit a range of different purposes: long-distance travel, commuting, cruising ...

produced by the

Yamaha Motor Company is a Japanese multinational manufacturer of motorcycles, marine products such as boats and outboard motors, and other motorized products. The company was established in 1955 upon separation from Yamaha Corporation (however, Yamaha Corporation ...

from 1980 to 2010. The motorcycle was powered by a

two stroke A two-stroke (or two-stroke cycle) engine is a type of internal combustion engine that completes a power cycle with two strokes (up and down movements) of the piston during one power cycle, this power cycle being completed in one revolution of t ...

125 cc engine. The first water cooled two stroke 125cc roadracer from Yamaha was released late in 1979 in the shape of the TZ 125G. Japanese rider

Yoshiaki Katoh is a former Japanese motorcycle racer, who competed in the Grand Prix motorcycle championships between 1991 and 1998. Biography His first appearance at the World Championship was during the 1991 Grand Prix motorcycle racing season, where he ...

became All Japan Road Race champion in 1993 on a Yamaha TZ125.

References

TZ125 Grand Prix motorcycles {{Motorcycle-stub