Honda CBR250RR
45 hp, 249 cc, 157 kg1990 - 1993
Honda CBR250R
24 hp, 249 cc, 161 kg2010 - 2013
MetricUS
EngineHonda CBR250RRHonda CBR250R
Displacement249 cc249 cc
Max power45 hp (@15 000 RPM)24 hp (@9 900 RPM)
Max torque21 Nm (@12 000 RPM)19 Nm (@6 750 RPM)
Redline19 000 RPM10 500 RPM
Idling speed1 200 RPM1 400 RPM
ManagementCarburetorFuel Injection
LayoutDOHC Inline-4DOHC Single
Compression11.50:110.70:1
Oil capacity2.70 litre1.50 litre
Oil typeSAE10W–40, SAE20W–50
Spark plug typeNGK CR9EH–9, NGK CR9EHVX–9NGK SIMR8A9
CoolingLiquidLiquid
Valves164
Bore48.5 mm76.0 mm
Stroke33.8 mm55.0 mm
Throttle bore38.0 mm
Weight to power3.49 kg/hp6.71 kg/hp
Power to weight286 hp/Ton149 hp/Ton
Battery type12V 8Ah, YTLBX712V 6Ah
GearboxHonda CBR250RRHonda CBR250R
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain typeDID428VS1, RK428SMODID 520VF 108LE
Gears count66
Primary ratio2.9662.808
Final drive3.0582.714
1. gear2.733 (87 km/h)3.333 (49 km/h)
2. gear2.0 (118 km/h)2.117 (77 km/h)
3. gear1.59 (149 km/h)1.571 (104 km/h)
4. gear1.333 (178 km/h)1.304 (125 km/h)
5. gear1.153 (205 km/h)1.115 (146 km/h)
6. gear1.035 (229 km/h)0.962 (169 km/h)
ChasisHonda CBR250RRHonda CBR250R
Frame typeBackbone steel
Front susp.37mm forks37mm fork, 118.00 mm travel
Rear susp.Monoshock103.00 mm travel