Aprilia RS4 125 (2011)

Aprilia RS4 125 (2011)

Aprilia’s latest iteration in the world of small supersports bikes is a game-changer for young enthusiasts, offering an unparalleled riding experience.

The Aprilia RS4 125 marks a significant milestone in the evolution of 125cc motorcycles, boasting a state-of-the-art 4-stroke engine that delivers unparalleled performance and agility. This sleek and powerful machine is equipped with advanced technology, including electronic injection, 4 valves, and double overhead camshafts (DOHC).

As you hit the road on the RS4 125, you’ll be greeted by its razor-sharp handling and exceptional power delivery. The bike’s aluminium perimeter frame, inspired by racing experience, provides unwavering stability, while the 41mm upside-down fork and radial four-piston calliper ensure exceptional braking performance.

The RS4 125’s Superbike-inspired analogue/digital instrument panel and fairings, directly derived from the RSV4 project, exude a sense of total aesthetic coherence with the SBK world champion. Whether you’re a seasoned rider or just starting out, the Aprilia RS4 125 is an unbeatable choice for anyone seeking an unforgettable motorcycling experience.

The result is a bike that embodies the perfect blend of style, performance, and innovation – the ultimate symbol of Aprilia’s dominance in the small supersports segment.

Key Specifications

Engine TypeFour stroke,single cylinder, DOHC, 4 valves
Engine Capacity124.8 cc / 7.6 cu in
Max Power11.7 kw / 16 hp
Max Torque11 Nm / 1.12 kgf-m / 8.1 ft/lb @ 8500 rpm
Fuel Tank Capacity14.5 Liters / 3.8 gal
Seat Height32.3 inches / 820 mm
Aprilia RS4 125 (2011)

All Specifications

Make & Model

ModelAprilia RS4 125
Year2011

Engine

Engine TypeFour stroke,single cylinder, DOHC, 4 valves
Displacement124.8 cc / 7.6 cu in
Bore x Stroke58 X 47 mm
Compression Ratio12.5 0.5:1
Max Horsepower11.7 kw / 16 hp
Max Torque11 Nm / 1.12 kgf-m / 8.1 ft/lb @ 8500 rpm
Engine Management SystemElectronic injection
Cooling SystemLiquid cooled

Performance

Top Speedn/a

Transmission

ClutchMultiple discs, in oil bath
Gearbox6 Speed
Gear Ratios1st 11/33 (0.33) / 2nd 15/30 (0.50) / 3rd 18/27 (0.67) / 4th 20/24 (0.83) / 5th 25/27 (0.92) / 6th 23/22 (1.05)
Final DriveChain

Electrical & Electronics System

StarterElectric

Chassis & Suspension

Frame TypeAluminum perimeter frame
Front Suspension41 mm Upside down fork
Front Suspension Travel4.3 inches / 110 mm
Rear SuspensionAsymmetric swingarm with monoshock
Rear Suspension Travel5.1 inches / 130 mm

Wheels & Brakes

Front Tire Size110/80 17
Rear Tire Size130/70 17
Front BrakesSingle 300 mm disc, 4 piston caliper
Rear BrakesSingle 218 mm disc, 1 piston caliper

Dimension & Weights

Overall Length1953 mm / 76.8 in
Overall Width740 mm / 29.1 in
Overall Height1138 mm / 44.6 in
Seat Height32.3 inches / 820 mm
Wheelbase53.1 inches / 1350 mm
Fuel Tank Capacity14.5 Liters / 3.8 gal
Dry Weight122 kg / 269 lbs

Features

  • Single cylinder liquid cooled 125 cc 4-stroke with electronic injection
  • 4 valves and double overhead camshafts (DOHC)
  • Extremely stiff aluminium perimeter frame derived from racing experience
  • 41 mm upside down fork
  • Front brake with 300 mm disc and radial four piston calliper
  • Superbike inspired analogue/digital instrument panel
  • Fairings derived directly from RSV4 project for total aesthetic coherence
  • Design echoes the looks of the Factory version of the Aprilia RSV4 supersports bike
  • Unique front end design with headlights suspended over air intakes
  • Tapered tail fairing identical to 1000 cc supersports model
  • Aerodynamic studies minimized surface areas without compromising wind protection
  • Mechanicals proudly flaunted as fundamental elements of the design
  • Triple headlight for a decidedly aggressive look
Aprilia RS4 125 (2011)
Aprilia RS4 125 (2011)
Aprilia RS4 125 (2011)

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