Yamaha R125
15 hp, 124 cc, 313 lbs2019
Suzuki GSX-R1000R
199 hp, 999 cc, 445 lbs2017 - 2018
EngineYamaha R125Suzuki GSX-R1000R
Displacement124 cc999 cc
Max power15 hp (@10 000 RPM)199 hp (@13 000 RPM)
Max torque8 lb ft (@8 000 RPM)87 lb ft (@10 800 RPM)
Redline10 000 RPM14 500 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutSOHC SingleDOHC Inline-4
Compression11.20:113.20:1
Oil capacity1.14 quart3.88 quart
CoolingLiquidLiquid
Valves416
Bore52.0 mm76.0 mm
Stroke58.6 mm55.1 mm
Throttle bore43.0 mm
Weight to power20.87 lbs/hp2.24 lbs/hp
Power to weight119 hp/2500lbs1117 hp/2500lbs
Battery type12V 5.5Ah
GearboxYamaha R125Suzuki GSX-R1000R
TypeSequentialSequential
ClutchWetSlipper
DriveChainChain
Chain type525
Gears count66
Primary ratio3.0421.652
Final drive3.422.647
1. gear2.833 (24 mph)2.562 (97 mph)
2. gear1.875 (37 mph)2.052 (121 mph)
3. gear1.364 (51 mph)1.714 (145 mph)
4. gear1.143 (60 mph)1.5 (166 mph)
5. gear0.957 (72 mph)1.36 (183 mph)
6. gear0.84 (82 mph)1.269 (196 mph)
ChasisYamaha R125Suzuki GSX-R1000R
Frame typeSteel deltaboxTwin-spar aluminum perimeter frame
Front susp.KYB 41mm USD, 5.12 in travelShowa BFF USD
Rear susp.Swingarm monoshock, 4.49 in travelShowa monoshock