Yamaha WR250R
30 hp, 250 cc2016
EBR 1190RX
185 hp, 1190 cc, 419 lbs2014 - 2016
EngineYamaha WR250REBR 1190RX
Engine codeET-V2
Displacement250 cc1190 cc
Max power30 hp (@10 000 RPM)185 hp (@10 600 RPM)
Max torque16 lb ft (@8 000 RPM)101 lb ft (@8 200 RPM)
Redline11 500 RPM11 500 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC SingleDOHC V-twin
Compression11.80:113.40:1
Oil capacity1.33 quart
Oil type10W30, 10W40, YAMALUBE 10W40
Spark plug typeNGK CR9EK
CoolingLiquidLiquid
Valves48
Bore77.0 mm106.0 mm
Stroke53.6 mm67.5 mm
Weight to power2.26 lbs/hp
Power to weight1104 hp/2500lbs
Battery typeYTZ7S, 12V 6Ah
GearboxYamaha WR250REBR 1190RX
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count66
Primary ratio3.121.805
Final drive3.2312.562
1. gear2.642 (33 mph)2.46 (76 mph)
2. gear1.813 (48 mph)1.75 (107 mph)
3. gear1.318 (66 mph)1.38 (135 mph)
4. gear1.04 (83 mph)1.17 (160 mph)
5. gear0.888 (97 mph)1.04 (179 mph)
6. gear0.766 (113 mph)0.96 (194 mph)
ChasisYamaha WR250REBR 1190RX
Frame typeSemi double cradleAluminum frame
Front susp.USD, 10.63 in travelShowa 43mm USD
Rear susp.Swingarm monoshock, 10.43 in travelShowa monoshock