Key performance
10 ch
Power
125 cc
Displacement
115 kg
Weight
780 mm
Seat height
6.0 L
Fuel capacity
Compare the Aprilia SR 125 with: Choose a motorcycle →
Technical specifications
Changements 2025 → 2021
- Power
- — → 9.8 ch @ 7700 tr/min (7.1 kW)
- Cooling
- Liquid → Air
- Lubrication
- Wet sump → —
- Frame
- Tubular chassis with open single cradle → Tubular
- Final drive
- Belt (final drive) → Belt (final drive)
- Clutch
- Automatic centrifugal dry → Dry centrifugal
- Front suspension
- Hydraulic telescopic fork → Telescopic fork, 30mm
- Rear suspension
- Helical spring and shock absorber → Mono shock
- Front wheel travel
- 120 mm (4.7 inches) → —
- Rear wheel travel
- 102 mm (4.0 inches) → —
- Front brakes
- Single disc. Combined braking system → Single disc. CBS
- Front tyre
- 120/70-14 → 120/70-14
- Rear tyre
- 120/70-14 → 120/70-14
- Width
- 735.00 mm → 806.00 mm
- Height
- — → 1166.00 mm
Engine
- Displacement
- 125 cc
- Power
- 9.8 ch @ 7700 tr/min (7.1 kW)
- Torque
- 9.7 Nm @ 6000 tr/min
- Engine type
- Single cylinder, four-stroke
- Cooling
- Air
- Compression ratio
- 9.2:1
- Bore × stroke
- 52.0 x 58.6 mm (2.0 x 2.3 inches)
- Valves/cylinder
- 3
- Fuel system
- Injection
- Valve timing
- Single Overhead Cams (SOHC)
- Ignition
- CDI
- Starter
- Electric
Chassis
- Frame
- Tubular
- Gearbox
- Automatic
- Final drive
- Belt (final drive)
- Clutch
- Dry centrifugal
- Front suspension
- Telescopic fork, 30mm
- Rear suspension
- Mono shock
Brakes
- Front brakes
- Single disc. CBS
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 120/70-14
- Rear tyre
- 120/70-14
Dimensions
- Seat height
- 780.00 mm
- Wheelbase
- 1365.00 mm
- Ground clearance
- 155.00 mm
- Length
- 1985.00 mm
- Width
- 806.00 mm
- Height
- 1166.00 mm
- Fuel capacity
- 6.00 L
- Weight
- 115.00 kg
Indicators & positioning
Weight-to-power ratio
0.09 ch/kg
Torque / weight
0.08 Nm/kg
Volumetric power
78.7 ch/L
In category ATV · 62-249cc displacement (77 motorcycles compared)
Power 10 ch Top 49%
6 ch median 10 ch 19 ch
Weight 115 kg Lighter than 96%
115 kg median 136 kg 199 kg
P/W ratio 0.09 ch/kg Top 47%
0.06 median 0.09 0.13 ch/kg
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