Aprilia SX 125 (2018-2024)

SX125

2021 update: Euro5 with minor visual tweaks (2020 with the black exhaust)

Updated: 15 May 2025


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Specifications and Features

Engine

124 cc Single-cylinder, liquid-cooled

Power

15 hp @ 10000 rpm

Power to weight ratio

11 HP/100kg

Torque

11 Nm @ 8000 rpm

Torque to weight ratio

8 Nm/100kg

Transmission

– 6-speed, wet multi-plate clutch
– Chain final drive

Fuel Capacity

7 liters

Length

2075 mm

Width

820 mm

Height

1140 mm

Weight

– 134 kg wet
– Max load: 166 kg

Seat Height

880 mm

Suspension

– Front: 41 mm inverted fork, 240 mm travel
– Rear: mono-shock, 210 mm travel

Tyres

– Front: 100/80-17
– Rear: 130/70-17

Brakes

– Front: 300 mm disc, 2-piston floating caliper
– Rear: 220 mm disc, floating caliper
– ABS available, rear wheel lift mitigation

Instruments

– LCD display with speedometer, odometer, engine temperature, trip meters, top speed, voltmeter, clock

Other

– Optional: USB port under seat

Aprilia RX 125 2021 dashboard Aprilia SX 125 2021 front  placeholder back

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  • Engine
  • Power
  • Power to weight ratio
  • Torque
  • Torque to weight ratio
  • Transmission
  • Fuel Capacity
  • Suspension
  • Tyres
  • Brakes
  • Instruments
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