Kawasaki Ninja 250R
32 hp, 249 cc, 373 lbs2007 - 2012
Kawasaki Z750
106 hp, 748 cc, 498 lbs2007 - 2012
EngineKawasaki Ninja 250RKawasaki Z750
Engine code5VX8
Displacement249 cc748 cc
Max power32 hp (@11 000 RPM)106 hp (@10 500 RPM)
Max torque16 lb ft (@9 500 RPM)57 lb ft (@8 300 RPM)
Redline14 000 RPM12 100 RPM
Idling speed1 300 RPM1 100 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-2DOHC Inline-4
Compression11.60:111.30:1
Oil capacity1.23 quart3.22 quart
Oil type10W40, Kawasaki 10W40, Shell Rotella 10W4010W40, motul 300v 10w40, shell rotella 10w40
Spark plug typeNGK CR8ENGK CR9EK, NGK CR9EIX
CoolingLiquidLiquid
Valves816
Bore62.0 mm68.4 mm
Stroke41.2 mm50.9 mm
Throttle bore32.0 mm
Weight to power11.64 lbs/hp4.70 lbs/hp
Power to weight214 hp/2500lbs531 hp/2500lbs
Battery type12V 8Ah, YTX9-BS12V 8Ah
GearboxKawasaki Ninja 250RKawasaki Z750
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type520525
Gears count66
Primary ratio3.0871.714
Final drive3.0712.867
1. gear2.6 (41 mph)2.571 (71 mph)
2. gear1.789 (60 mph)1.941 (94 mph)
3. gear1.409 (75 mph)1.556 (117 mph)
4. gear1.16 (91 mph)1.333 (136 mph)
5. gear1.0 (106 mph)1.2 (152 mph)
6. gear0.893 (119 mph)1.095 (166 mph)
ChasisKawasaki Ninja 250RKawasaki Z750
Frame typeTubular, diamondTubular steel, diamond
Front susp.Telescopic fork, 4.72 in travelTelescopic fork, 4.72 in travel
Rear susp.Swingarm (uni-trak), 5.12 in travelSwinagarm, uni-trak, 4.92 in travel