These are the known mechanical and performance specifications for your 2022 Aprilia RS 660 Limited.
Basic Specs

Engine
Displacement659.0 ccm (40.21 cubic inches)
Type
DetailsTwin, four-stroke
Max RPM
Compression
Bore/Stroke81.0 x 63.9 mm (3.2 x 2.5 inches)
Valves/Cylinder4
FuelingInjection. Airbox with front dynamic air intakes, two Ø48-mm throttle bodies
Ignition
Exhaust
Lubrication
CoolingLiquid
Drivetrain
Gearbox6-speed
Final Drive
ClutchMulti-plate wet clutch with mechanical slip system
Driveline
Performance
Horespower100.0 HP (73.0 kW) @ 10500 RPM
Torque67.0 Nm (6.8 kgf-m or 49.4 ft.lbs) @ 8500 RPM
Top Speed235.0 km/h (146.0 mph)
Fuel Economy & Polution
Fuel Consumption4.08 litres/100 km (24.5 km/l or 57.65 mpg)
Fuel Capacity15.00 litres (3.96 US gallons)
Emissions94.7 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame TypeAluminium dual beam chassis with removable seat support subframe
Rake24.1 deg
Trail104 mm (4.1 inches)
Front SuspensionKayaba 41-mm stanchion fork, aluminium radial calliper mounting bracket. Adjustable spring preload and rebound damping.
Front Travel120 mm (4.7 inches)
Rear SuspensionAluminium asymmetric swingarm. Adjustable monoshock in spring reload, rebound braking
Rear Travel130 mm (5.1 inches)
Seat
Seat Height820 mm (32.3 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1370 mm (53.9 inches)
Dry Weight169.0 kg (372.6 pounds)
Wet Weight183.0 kg (403.4 pounds)
Wheels & Brakes
Front Tire/Tyre120/70-ZR17
Rear Tire/Tyre180/55-ZR17
Front BrakesDouble disc. ABS. Brembo
Front Brake Diameter320 mm (12.6 inches)
Rear BrakesSingle disc. ABS. Brembo.
Rear Brake Diameter220 mm (8.7 inches)
WheelsPirelli Diablo Rosso Corsa tires
Comments
Six-axis inertial platform, APRC package containing ATC (traction control),AWC (wheelie control), AEB (engine braking), AEM (engine maps) and ACC (cruise control). 5 Riding modes (Road and Track, 3 fixed and 2 customisable). Limited edition of 1500 units, with the number printed on a shield on the fuel tank.