Kawasaki Z750
106 hp, 748 cc, 498 lbs2007 - 2012
Yamaha R1
152 hp, 998 cc, 425 lbs2002 - 2003
EngineKawasaki Z750Yamaha R1
Engine code5VX8
Displacement748 cc998 cc
Max power106 hp (@10 500 RPM)152 hp (@10 500 RPM)
Max torque57 lb ft (@8 300 RPM)76 lb ft (@8 500 RPM)
Redline12 100 RPM11 750 RPM
Idling speed1 100 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression11.30:111.80:1
Oil capacity3.22 quart
Oil type10W40, motul 300v 10w40, shell rotella 10w40
Spark plug typeNGK CR9EK, NGK CR9EIX
CoolingLiquidLiquid
Valves1620
Bore68.4 mm74.0 mm
Stroke50.9 mm58.0 mm
Throttle bore32.0 mm40.0 mm
Weight to power4.70 lbs/hp2.80 lbs/hp
Power to weight531 hp/2500lbs893 hp/2500lbs
Battery type12V 8Ah
GearboxKawasaki Z750Yamaha R1
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type525530 O-ring
Gears count66
Primary ratio1.7141.581
Final drive2.8672.685
1. gear2.571 (71 mph)2.5 (81 mph)
2. gear1.941 (94 mph)1.842 (109 mph)
3. gear1.556 (117 mph)1.5 (134 mph)
4. gear1.333 (136 mph)1.333 (151 mph)
5. gear1.2 (152 mph)1.2 (168 mph)
6. gear1.095 (166 mph)1.115 (181 mph)
ChasisKawasaki Z750Yamaha R1
Frame typeTubular steel, diamondTwin-spar aluminium
Front susp.Telescopic fork, 4.72 in travel43mm USD, 4.72 in travel
Rear susp.Swinagarm, uni-trak, 4.92 in travelSwingarm monoshock, 5.12 in travel