Aprilia RS660
100 hp, 660 cc, 183 kg2020 - 2021
Ducati Monster
111 hp, 937 cc, 188 kg2021
MetricUS
EngineAprilia RS660Ducati Monster
Displacement660 cc937 cc
Max power100 hp (@10 500 RPM)111 hp (@9 250 RPM)
Max torque67 Nm (@8 500 RPM)93 Nm (@6 500 RPM)
Redline12 000 RPM10 200 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-2DOHC Desmodue V2
Compression13.50:113.30:1
Oil type15W50
Spark plug typeNGK MAR9A-J
CoolingLiquidLiquid
Valves88
Bore81.0 mm94.0 mm
Stroke63.0 mm67.5 mm
Throttle bore48.0 mm
Weight to power1.83 kg/hp1.69 kg/hp
Power to weight546 hp/Ton590 hp/Ton
Battery type12V 6.5Ah Yuasa YT 7B-BS DRY
GearboxAprilia RS660Ducati Monster
TypeSequentialSequential
ClutchWetSlipper
DriveChainChain
Chain typeRegina 520 ZRDK
Gears count06
Primary ratio1.848
Final drive2.522.866
1. gear2.466 (93 km/h)
2. gear1.765 (130 km/h)
3. gear1.4 (163 km/h)
4. gear1.182 (193 km/h)
5. gear1.043 (219 km/h)
6. gear0.958 (239 km/h)
ChasisAprilia RS660Ducati Monster
Frame typeDouble beam aluminumAluminum alloy front frame
Front susp.41mm KYB USD, 120.00 mm travel43mm Kayaba upside down telescopic fork, 130 mm travel
Rear susp.Monoshock, 130.00 mm travelKayaba mono shock, 61.5.00 mm travel