| Aprilia's profilation of this bike |
| RS4 125 quickly became the most beloved and sought after sport bike among young people, who were immediately won over by its performance, safety and riding characteristics of a pure racer, placed at the service of daily mobility. |
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General information |
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Model
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Aprilia RS4 125 Replica |
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Model year
|
2018 |
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Category
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Sport |
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Rating
|
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Engine and transmission |
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Displacement
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124.8 ccm (7.62 cubic inches) |
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Engine type
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Single cylinder, four-stroke |
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Power output
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15.0 HP (10.9 kW)) @ 10500 RPM |
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Torque
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10.9 Nm (1.1 kgf-m or 8.0 ft.lbs) @ 8250 RPM |
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Compression
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12.5:1 |
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Bore x stroke
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58.0 x 47.0 mm (2.3 x 1.9 inches) |
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Valves per cylinder
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4 |
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Fuel system
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Injection. Magneti Marelli M3G ΓΈ 32mm ECU |
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Fuel control
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Double Overhead Cams/Twin Cam (DOHC) |
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Ignition
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Electronic with CDI capacity discharge |
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Lubrication system
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Wet sump |
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Cooling system
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Liquid |
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Gearbox
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6-speed |
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Transmission type
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Chain (final drive) |
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Clutch
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Multi-plate in oil bath. |
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Driveline
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Primary drive: Gearbox: 63/19 (3.31). Final drive: Chain: 17/40 (2.35). |
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Emission details
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Euro 3 |
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Chassis, suspension, brakes and wheels |
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Frame type
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Aluminium perimeter |
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Front suspension
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Upside down hydraulic fork |
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Front wheel travel
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110 mm (4.3 inches) |
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Rear suspension
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Asymetric swingarm. Hydraulic monoshock with adjustable spring preload. |
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Rear wheel travel
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130 mm (5.1 inches) |
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Front tire
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110/80-R17 |
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Rear tire
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130/70-R17 |
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Front brakes
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Single disc. Stainless steel disc with radial 4 piston calliper |
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Diameter
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300 mm (11.8 inches) |
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Rear brakes
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Single disc. Single 30 mm piston |
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Diameter
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218 mm (8.6 inches) |
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Wheels
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Light alloy with 6 split spokes |
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Physical measures and capacities |
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Weight incl. oil, gas, etc
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120.0 kg (264.6 pounds) |
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Seat height
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820 mm (32.3 inches) If adjustable, lowest setting. |
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Overall height
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1135 mm (44.7 inches) |
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Overall length
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1968 mm (77.5 inches) |
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Overall width
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760 mm (29.9 inches) |
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Wheelbase
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1350 mm (53.1 inches) |
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Fuel capacity
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14.50 litres (3.83 US gallons) |
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Reserve fuel capacity
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3.30 litres (0.87 US gallons) |
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Other specifications |
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Color options
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Black/silver/red/green |
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Starter
|
Electric |
| Update specs | Report missing specs or required updates. |
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Further information |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Parts finder |
Check out our overview of motorcycle webshops at Bikez.info. |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 18 Aprilia RS4 125 Replica discussion group or the general Aprilia discussion group. |
| Related bikes | List related bikes for comparison of specs. |
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