Thu. Jul 30th, 2026

Yamaha YZ125

The Yamaha YZ125 is a motorcycle designed for motocross racing. The engine capacity is 124 cc and the power is 26 kW.

Among motorcycles in its category, it is basically a legend. During the many years that it has been produced, it has undergone some development, but a lot of good things have remained without major changes.

technical parameters Yamaha YZ125

Manufacturer Yamaha
Class Motocross
Production Since 1974
Power 33.53 hp (25.00 kW)
Engine 124 cc (7.6 cu in) reed valve two-stroke single
Transmission 5- or 6-speed sequential manual
Brakes Hydraulic disc
Suspension Mono-shock, 13 inches travel
Tires
  • Front: 80/100-21-51M
  • Rear: 100/90-19-57M
Lenght 2,140 mm (84.1 in)
Width 830 mm (32.6 in)
Height 1,320 mm (51.8 in)
Wheelbase 1,440 mm (56.8 in)
Seat height 1,000 mm (39.3 in)
Weight
  • 86 kg (190 lb) – dry
  • 94 kg (208 lb) – wet
Fuel capacity 7.9 l; 1.7 imp gal (2.1 US gal)

Yamaha YZ125

Yamaha YZ125 Motorcycle