Yamaha Y125Z

Yamaha Y125Z / Yamaha Y125ZR

Manufacturer	Yamaha
Predecessor	Yamaha Y110SS / Yamaha Y110SS Two
Successor	Yamaha Y135LC
Class	Moped, underbone
Engine	124.3 cc cc air-cooled, 2-stroke engine Cylinder Arrangement = Forward inclined single cylinder Bore & stroke = 53.8 x 54.7 mm
Power	17.5 PS (13 kW) @ 8,000 rpm
Torque	1.85 kg·m (18.1 N·m/13.4 ft·lbf) @ 7,500 rpm
Transmission	6-speed
Suspension	Front: Telescopic fork Rear: Monoshock swingarm
Brakes	Front: Disc Rear: Disc
Wheelbase	1, 250 mm
Seat height	752mm
Weight	101 kg
Fuel capacity	5.0l
Related	Yamaha Y135LC

Yamaha Y125Z is a 125 cc 2-stroke underbone motorcycle produced by Yamaha. Debuted in 1998 as a successor of Yamaha Y110SS, the Y125Z was the first 2-stroke underbone motorcycle ever being installed with catalytic converter. Beside been sold in most South East Asia country especially in Malaysia & Singapore, it also sold in Greece.

Specifications

• Engine: 125 cc air-cooled, 2-stroke engine
• Displacement: 124.3 cc
• Max power: 17.5 PS (13 kW) @ 8,000 rpm
• Max torque: 1.85 kg·m (18.1 N·m; 13.4 ft·lbf) @ 7,500 rpm
• Max speed: About 178 km/h (111 mph)
• Bore x stroke: 53.8 mm (2.1 in) x 54.7 mm (2.2 in)
• Compression ratio: 6.5 : 1
• Transmission: 6-speed return
• Clutch: Wet multi-plate manual clutch
• Frame Type: Underbone twin tube frame
• Suspension (F): Telescopic
• Suspension (R): Monoshock
• Brake (F): Disc
• Brake (R): Disc
• Dry Weight: 101 kg (223 lb)

Yamaha Y125Z in motorsports

The Yamaha Y125Z is widely used in motorcycle racing tournaments held in Malaysia or Asean level. In Malaysia, the Y125Z is widely used in the Expert category of Malaysian Cub Prix tournament series.

See also

• Yamaha Motor Company
• Underbone
• Malaysian Cub Prix
• Mat Rempit