Kawasaki ZX-25R
45 hp, 249 cc2020
Yamaha MT-09
115 hp, 847 cc, 425 lbs2017 - 2020
EngineKawasaki ZX-25RYamaha MT-09
Displacement249 cc847 cc
Max power45 hp (@12 000 RPM)115 hp (@10 000 RPM)
Max torque24 lb ft (@9 000 RPM)64 lb ft (@8 500 RPM)
Redline17 000 RPM11 300 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-3
Compression11.50:1
Oil capacity2.27 quart
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK CPR9EA-9
CoolingLiquidLiquid
Valves12
Bore78.0 mm
Stroke59.1 mm
Weight to power3.70 lbs/hp
Power to weight675 hp/2500lbs
Battery type12V 8.6Ah, YTZ10S
GearboxKawasaki ZX-25RYamaha MT-09
TypeSequentialSequential
ClutchWetSlipper
DriveChainChain
Chain typeDID 525V10
Gears count06
Primary ratio1.681
Final drive2.813
1. gear2.667 (66 mph)
2. gear2.0 (88 mph)
3. gear1.619 (109 mph)
4. gear1.381 (127 mph)
5. gear1.19 (148 mph)
6. gear1.037 (170 mph)
ChasisKawasaki ZX-25RYamaha MT-09
Frame typeDiamond
Front susp.USD fork, 5.39 in travel
Rear susp.Monoshock, 5.12 in travel