Yamaha WR250R

Yamaha WR250R

Certification model / engine embossing model JBK-DG15J / G363E

Full-length / full width / height 2,190mm / 810mm / 1,235mm

Seat height 895mm

Distance between the axes 1,425mm

Minimum ground clearance 300mm

Weight of vehicle 132kg

Paved flat road fuel consumption 34.0km / L (60km / h)

Prime mover type Water-cooled, 4-stroke · DOHC · 4 valve

The number of cylinders array Single cylinder

Total emission 249cm3

Inner diameter × stroke 77.0mm × 53.6mm

Compression ratio 11.8: 1

Maximum output 23kW (31PS) / 10,000r / min

Maximum torque 24N · m (2.4kgf · m) / 8,000r / min

Starting method Self-service

Lubricating method Wet sump

Engine oil capacity 1.50L

Fuel tank capacity 7.6L ("unleaded premium gasoline" specified)

Fuel supply system Fuel Injection

Ignition system TCI (transistor type)

Battery capacity / model 12V, 6.0Ah (10HR) / YTZ7S

Primary reduction ratio / secondary reduction ratio 3.120 / 3.307

Clutch format Wet, multi-plate

Transmission / gear shift method Constant mesh 6-speed / return equation

Transmission gear ratio 1-speed: 2.642 second speed: 1.812 3-speed: 1.318 4-speed: 1.040 5-speed: 0.888 6-speed: 0.785

Frame format Semi-double cradle

Caster / trail 27 ° 20 '/ 113mm

Tire size (front / rear) 80 / 100-21M / C 51P (tube type) /120 / 80-18M / C 62P (tube type)

Braking device format (front / rear) Hydraulic single disc brake /Hydraulic single disc brake

Suspension system (front / rear) Telescopic / swing arm (link type)

Head lamp bulb type / head lamp Halogen bulb / 12V, 60 / 55W × 1

Riding capacity 2 people