These are the known mechanical and performance specifications for your 2021 Aprilia RX 125.
Basic Specs
Engine
Displacement124.2 ccm (7.58 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression12.5:1
Bore/Stroke58.0 x 47.0 mm (2.3 x 1.9 inches)
Valves/Cylinder4
FuelingInjection. Magneti Marelli M3G ø 32mm ECU
IgnitionElectronic with CDI capacity discharge
Exhaust
LubricationWet sump
CoolingLiquid
Drivetrain
Gearbox6-speed
Final Drive
ClutchMulti-plate in oil bath.
DrivelinePrimary drive: Gearbox: 63/19 (3.31). Final drive: Chain: 17/40 (2.35).
Performance
Horespower15.0 HP (10.9 kW) @ 10500 RPM
Torque10.9 Nm (1.1 kgf-m or 8.0 ft.lbs) @ 8250 RPM
Top Speed
Fuel Economy & Polution
Fuel Consumption2.73 litres/100 km (36.6 km/l or 86.16 mpg)
Fuel Capacity7.50 litres (1.98 US gallons)
Emissions63.3 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame TypeSteel perimeter
Rake
Trail
Front SuspensionØ 41 mm telescopic upside down fork
Front Travel240 mm (9.4 inches)
Rear SuspensionHigh resistance steel swingarm. Hydraulic monoshock absorber with progressive link system.
Rear Travel220 mm (8.7 inches)
Seat
Seat Height905 mm (35.6 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1350 mm (53.1 inches)
Dry Weight124.0 kg (273.4 pounds)
Wet Weight134.0 kg (295.4 pounds)
Wheels & Brakes
Front Tire/Tyre90/90-21
Rear Tire/Tyre120/80-18
Front BrakesSingle disc. Floating calliper. Front wheel only ABS.
Front Brake Diameter300 mm (11.8 inches)
Rear BrakesSingle disc. Floating calliper
Rear Brake Diameter220 mm (8.7 inches)
WheelsAluminium spoked wheel.
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