Key performance
125 cc
Displacement
870 mm
Seat height
10.0 L
Fuel capacity
Compare the Aprilia SX 125 with: Choose a motorcycle →
Technical specifications
Changements 2009 → 2008
- Displacement
- 122 cc → 125 cc
- Power
- 21.5 ch (15.7 kW) → —
- Torque
- — → 12.2 Nm @ 8000 tr/min
- Engine type
- Single cylinder, four-stroke → Single cylinder, two-stroke
- Bore × stroke
- 54.0 x 54.5 mm (2.1 x 2.1 inches) → —
- Fuel system
- Carburettor → Carburettor. Dell carburetor and #146; Garden VHST 28
- Lubrication
- Separate mixing with variable displacement, volumetric pump. → Miscelazione separated with volumetric pump and variable capacity
- Ignition
- — → Electronics to capacitive discharge CDI
- Frame
- — → Chassis in steel to high resistenziale with double beam to attice and double crib with reggisella decomposable
- Gearbox
- 6-speed → —
- Clutch
- Multi-plate wet clutch. → —
- Front suspension
- 40 mm upside down hydraulic fork. Wheel travel 260 mm. → Teleidraulica staple to steles turned upside down from 40mm, excursion rotates 260mm
- Rear suspension
- Steel swingarm. Hydraulic monoshock with piggy back cylinder. Wheel travel 270 mm. → Oscillating Forcellone in steel, hydraulic monoshock-absorber with piggy-back, excursion rotates 270mm
- Front wheel travel
- — → 260 mm (10.2 inches)
- Rear wheel travel
- — → 270 mm (10.6 inches)
- Front brakes
- Single disc → Single disc. floating clamp to double quantity pistoncino parallel
- Rear brakes
- Single disc → Single disc. floating clamp to single pistoncino
- Seat height
- 830.00 mm → 870.00 mm
- Wheelbase
- 1480.00 mm → —
- Height
- — → 1390.00 mm
Engine
- Displacement
- 125 cc
- Torque
- 12.2 Nm @ 8000 tr/min
- Engine type
- Single cylinder, two-stroke
- Cooling
- Liquid
- Compression ratio
- 12.5:1
- Fuel system
- Carburettor. Dell carburetor and #146; Garden VHST 28
- Lubrication
- Miscelazione separated with volumetric pump and variable capacity
- Ignition
- Electronics to capacitive discharge CDI
- Starter
- Kick
Chassis
- Frame
- Chassis in steel to high resistenziale with double beam to attice and double crib with reggisella decomposable
- Final drive
- Chain (final drive)
- Front suspension
- Teleidraulica staple to steles turned upside down from 40mm, excursion rotates 260mm
- Rear suspension
- Oscillating Forcellone in steel, hydraulic monoshock-absorber with piggy-back, excursion rotates 270mm
- Front wheel travel
- 260 mm (10.2 inches)
- Rear wheel travel
- 270 mm (10.6 inches)
Brakes
- Front brakes
- Single disc. floating clamp to double quantity pistoncino parallel
- Rear brakes
- Single disc. floating clamp to single pistoncino
- Front tyre
- 110/70-17
- Rear tyre
- 150/60-17
Dimensions
- Seat height
- 870.00 mm
- Length
- 2165.00 mm
- Width
- 850.00 mm
- Height
- 1390.00 mm
- Fuel capacity
- 10.00 L
- Dry weight
- 115.00 kg
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