Suzuki GSX-R750
146 hp, 749 cc2011 - 2016
Kawasaki Z750
110 hp, 748 cc, 485 lbs2004 - 2006
EngineSuzuki GSX-R750Kawasaki Z750
Displacement749 cc748 cc
Max power146 hp (@13 200 RPM)110 hp (@11 000 RPM)
Max torque63 lb ft (@11 200 RPM)56 lb ft (@7 800 RPM)
Redline14 250 RPM11 500 RPM
Idling speed1 200 RPM1 100 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression12.50:111.30:1
Oil capacity2.84 quart3.60 quart
Oil type10W40
Spark plug typeNGK CR9EIA-9, DENSO IU27DNGK CR9EK
CoolingLiquidLiquid
Valves1616
Bore70.0 mm68.4 mm
Stroke48.7 mm50.9 mm
Throttle bore34.0 mm
Weight to power4.41 lbs/hp
Power to weight566 hp/2500lbs
Battery type12V 10Ah12V 8Ah
GearboxSuzuki GSX-R750Kawasaki Z750
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain typeRK 525ROZ5Y, 116 links
Gears count66
Primary ratio1.7611.714
Final drive2.6472.867
1. gear2.785 (81 mph)2.571 (67 mph)
2. gear2.052 (110 mph)1.941 (89 mph)
3. gear1.714 (132 mph)1.555 (111 mph)
4. gear1.5 (150 mph)1.333 (129 mph)
5. gear1.347 (167 mph)1.2 (144 mph)
6. gear1.208 (186 mph)1.095 (158 mph)
ChasisSuzuki GSX-R750Kawasaki Z750
Frame type
Front susp.Showa Big Piston Forks USD, 4.72 in travel51mm fork
Rear susp.Showa Link type, coil spring, oil damped, 5.12 in travel
Dyno chart of 2004 Kawasaki Z750