Yamaha Y125Z or better known as Yamaha Z (in Europe) is a 125 cc

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 ...

moped A moped ( ) is a type of small motorcycle, generally having a less stringent licensing requirement than full motorcycles or automobiles. The term used to mean a similar vehicle except with both bicycle pedals and a motorcycle engine. Mopeds typ ...

underbone An underbone is a type of motorcycle that uses structural tube framing with an overlay of plastic or non-structural body panels and contrasts with monocoque or unibody designs where pressed steel serves both as the vehicle's structure and body ...

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

Yamaha Yamaha may refer to: * Yamaha Corporation, a Japanese company with a wide range of products and services, established in 1887. The company is the largest shareholder of Yamaha Motor Company (below). ** Yamaha Music Foundation, an organization estab ...

. Debuted in 1998 as a successor of Yamaha Y110SS, the Y125Z was the first two-stroke underbone motorcycle with a

catalytic converter A catalytic converter is an vehicle emissions control, exhaust emission control device that converts toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalysis, catalyzing a redox chemic ...

. Beside being sold in most Southeast Asian countries especially in Malaysia and Singapore, it was also sold in Greece. The production of the Y125Z ended in 2017 after being sold for more than two decades.

Yamaha Y125Z in motorsports

The Yamaha Y125Z is widely used in motorcycle racing tournaments held in Malaysia or

Asean ASEAN ( , ), officially the Association of Southeast Asian Nations, is a political and economic union of 10 member states in Southeast Asia, which promotes intergovernmental cooperation and facilitates economic, political, security, militar ...

level. In Malaysia, the Y125Z is formerly used in the Expert category of

Malaysian Cub Prix The Malaysian Cub Prix Championship is a national-level underbone or moped racing series for motorcycles with displacements from 100 to 150cc. The tournament is a grassroots developer with the main objective of discovering and developing Malaysia ...

tournament series.

Notes

Y125Z Two-stroke motorcycles {{motorcycle-stub