Suzuki GSX-R750
148 hp, 749 cc, 428 lbs2006 - 2007
Suzuki GSX250R
24 hp, 249 cc, 392 lbs2017 - 2020
EngineSuzuki GSX-R750Suzuki GSX250R
Displacement749 cc249 cc
Max power148 hp (@12 800 RPM)24 hp (@8 000 RPM)
Max torque63 lb ft (@11 200 RPM)16 lb ft (@6 500 RPM)
Redline14 250 RPM10 500 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4SOHC Inline-2
Compression12.50:111.50:1
Oil capacity2.08 quart
Oil type10W40
Spark plug typeNGK CR9E, DENSO U27ESR-N
CoolingLiquidLiquid
Valves164
Bore70.0 mm53.5 mm
Stroke48.7 mm55.2 mm
Throttle bore50.0 mm
Weight to power2.89 lbs/hp16.35 lbs/hp
Power to weight865 hp/2500lbs152 hp/2500lbs
Battery type12V 10Ah 10HR12V 8Ah
GearboxSuzuki GSX-R750Suzuki GSX250R
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain typeRK 525ROZ5Y, 116 linksDID 520VF, RK 520 KRO, 520 116 links
Gears count60
Primary ratio1.7613.238
Final drive2.6473.285
1. gear2.79 (81 mph)
2. gear2.05 (110 mph)
3. gear1.71 (132 mph)
4. gear1.5 (150 mph)
5. gear1.35 (167 mph)
6. gear1.2 (188 mph)
ChasisSuzuki GSX-R750Suzuki GSX250R
Frame typeAluminum frameSemi double steel cradle
Front susp.Showa 41mm USD, 5.12 in travelKYB Telescopic fork,, 4.53 in travel
Rear susp.Showa monoshock, 5.12 in travelKYB Monoshock, 4.92 in travel