Key performance
15 ch
Power
125 cc
Displacement
143 kg
Weight
124 km/h
Top speed
780 mm
Seat height
13.0 L
Fuel capacity
Compare the Aprilia RS 125 with: Choose a motorcycle →
Technical specifications
Changements 2013 → 1999
- Power
- 28.2 ch (20.6 kW) → 15.0 ch @ 7000 tr/min (10.9 kW)
- Torque
- — → 15.0 Nm @ 6250 tr/min
- Bore × stroke
- 54.0 x 54.7 mm (2.1 x 2.2 inches) → 54.0 x 54.4 mm (2.1 x 2.1 inches)
- Fuel system
- Carburettor. Dell’Orto VHST 28 → —
- Lubrication
- Separate mixing with variable displacement, volumetric pump. → —
- Ignition
- CDI → —
- Frame
- Sloping twin-spar frame in thin wall box section cast aluminium, with reinforcement cross-ribbing. → —
- Clutch
- Multi-plate in oil bath. → —
- Front suspension
- Upside down hydraulic fork, 40 mm. → —
- Rear suspension
- Swingarm. Hydraulic monoshock with adjustable spring preload. → —
- Rear wheel travel
- 120 mm (4.7 inches) → —
- Front tyre
- 110/70-R17 → 110/70-ZR17
- Rear tyre
- 150/60-R17 → 150/60-ZR17
- Seat height
- 805.00 mm → 780.00 mm
- Length
- 1955.00 mm → —
- Width
- 720.00 mm → —
- Height
- 1100.00 mm → —
- Fuel capacity
- 14.50 L → 13.00 L
- Weight
- 120.00 kg → 143.00 kg
Engine
- Displacement
- 125 cc
- Power
- 15.0 ch @ 7000 tr/min (10.9 kW)
- Torque
- 15.0 Nm @ 6250 tr/min
- Engine type
- Single cylinder, two-stroke
- Cooling
- Liquid
- Compression ratio
- 12.5:1
- Bore × stroke
- 54.0 x 54.4 mm (2.1 x 2.1 inches)
- Starter
- Electric
Chassis
- Gearbox
- 6-speed
- Final drive
- Chain (final drive)
- Front wheel travel
- 120 mm (4.7 inches)
Brakes
- Front brakes
- Single disc
- Rear brakes
- Single disc
- Front tyre
- 110/70-ZR17
- Rear tyre
- 150/60-ZR17
Dimensions
- Seat height
- 780.00 mm
- Wheelbase
- 1345.00 mm
- Fuel capacity
- 13.00 L
- Weight
- 143.00 kg
Indicators & positioning
Weight-to-power ratio
0.10 ch/kg
Torque / weight
0.10 Nm/kg
Volumetric power
120.0 ch/L
In category Sport · 63-250cc displacement (1968 motorcycles compared)
Power 15 ch Top 36%
7 ch median 14 ch 35 ch
Weight 143 kg Lighter than 36%
106 kg median 137 kg 174 kg
P/W ratio 0.10 ch/kg Top 55%
0.07 median 0.11 0.25 ch/kg
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