Honda Grom
9 hp, 125 cc, 102 kg2013 - 2018
Honda CB300R
31 hp, 286 cc, 143 kg2018
MetricUS
EngineHonda GromHonda CB300R
Displacement125 cc286 cc
Max power9 hp (@6 750 RPM)31 hp (@8 500 RPM)
Max torque10 Nm (@5 350 RPM)27 Nm (@7 500 RPM)
Redline9 300 RPM
Idling speed1 400 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutSOHC SingleDOHC Single
Compression9.30:110.70:1
Oil capacity1.80 litre
Oil type10W30
Spark plug typeNGK CPR6EA-9
CoolingAirLiquid
Valves24
Bore52.0 mm76.0 mm
Stroke58.0 mm63.0 mm
Throttle bore24.0 mm
Weight to power11.33 kg/hp4.61 kg/hp
Power to weight88 hp/Ton216 hp/Ton
Battery type12V 3.5Ah, YTZ5S12V 7AH
GearboxHonda GromHonda CB300R
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type420 106 links
Gears count40
Primary ratio3.35
Final drive2.267
1. gear2.5 (45 km/h)
2. gear1.55 (72 km/h)
3. gear1.15 (98 km/h)
4. gear0.923 (122 km/h)
ChasisHonda GromHonda CB300R
Frame typeBack bone typeSteel diamond frame
Front susp.31mm USD, 100.00 mm travel41mm USD, 130.00 mm travel
Rear susp.Monoshock, 104.00 mm travelMonoshock, 107.00 mm travel