Aprilia RS4 125 2015 - Specifications & Review

Article Complete Info
| Articleid | 85195 |
|---|---|
| Category | Sport |
| Make | Aprilia |
| Model | RS4 125 |
| Year | 2015 |
Chassis, Suspension, Brakes & Wheels
| Frametype | Aluminium perimeter frame |
|---|---|
| Frontbrakes | Single disc. Stainless steel disc with radial 4 piston calliper |
| Frontbrakesdiameter | 300 mm (11.8 inches) |
| Frontsuspension | Upside down hydraulic fork, 40 mm. |
| Fronttyre | 110/80-R17 |
| Frontwheeltravel | 110 mm (4.3 inches) |
| Rearbrakes | Single disc. Single 30 mm piston |
| Rearbrakesdiameter | 220 mm (8.7 inches) |
| Rearsuspension | Swingarm. Hydraulic monoshock with adjustable spring preload. |
| Reartyre | 130/70-R17 |
| Rearwheeltravel | 122 mm (4.8 inches) |
| Wheels | Light alloy with 6 split spokes |
Engine & Transmission
| Borexstroke | 58.0 x 47.0 mm (2.3 x 1.9 inches) |
|---|---|
| Clutch | Multi-plate in oil bath. |
| Compression | 12.5:1 |
| Coolingsystem | Liquid |
| Displacement | 124.80 ccm (7.62 cubic inches) |
| Driveline | Primary drive: Gearbox: 63/19 (3.31). Final drive: Chain: 17/40 (2.35). |
| Enginedetails | Single cylinder, four-stroke |
| Fuelsystem | Injection |
| Gearbox | 6-speed |
| Ignition | Electronic with CDI capacity discharge |
| Lubricationsystem | Wet sump |
| Power | 15.00 HP (10.9 kW)) @ 10500 RPM |
| Torque | 10.90 Nm (1.1 kgf-m or 8.0 ft.lbs) @ 8250 RPM |
| Transmissiontypefinaldrive | Chain |
| Valvespercylinder | 4 |
Other Specifications
| Coloroptions | Black, yellow |
|---|---|
| Starter | Electric |
Physical Measures & Capacities
| Fuelcapacity | 14.50 litres (3.83 gallons) |
|---|---|
| Overalllength | 1,955 mm (77.0 inches) |
| Overallwidth | 740 mm (29.1 inches) |
| Reservefuelcapacity | 3.50 litres (0.92 gallons) |
| Seatheight | 820 mm (32.3 inches) If adjustable, lowest setting. |
| Weightincloilgasetc | 120.0 kg (264.6 pounds) |
About Aprilia RS4 125 2015
Introducing the 2015 Aprilia RS4 125, a pinnacle of sport-focused design that captures the spirit of racing while catering to the needs of novice riders and seasoned enthusiasts alike. This sleek, lightweight motorcycle stands out in the 125cc category, offering an exhilarating yet manageable experience that perfectly bridges the gap between entry-level machines and more aggressive sportbikes. With its striking aesthetics, inspired by Aprilia's racing heritage, and advanced engineering, the RS4 125 is poised to turn heads on the street and track.
At the heart of the RS4 125 lies a robust single-cylinder, four-stroke engine, boasting a displacement of 124.8cc and delivering an impressive 15 horsepower at a thrilling 10,500 RPM. The bike's 10.90 Nm of torque at 8,250 RPM ensures spirited acceleration and a delightful riding experience, especially in urban environments. The liquid-cooled engine features a sophisticated electronic fuel injection system, ensuring optimal performance and efficiency. Coupled with a smooth-shifting 6-speed gearbox, the RS4 125 provides riders with precise control and a dynamic connection to the road, making every ride an adventure.
The engineering excellence of the RS4 125 is further reflected in its state-of-the-art chassis and suspension. Built around an aluminum perimeter frame, the motorcycle is both lightweight and rigid, enhancing handling and stability. The front features a 40mm upside-down hydraulic fork, while the rear is equipped with a hydraulic monoshock with adjustable spring preload, providing riders with excellent feedback and comfort over various terrains. Stopping power is equally impressive, with a 300mm front disc brake paired with a radial 4-piston caliper, ensuring confident braking performance. The bike's compact dimensions, including a seat height of 820mm, make it accessible for riders of various sizes, while the 14.5-liter fuel tank allows for extended rides without frequent stops.
Pros:
- Sporty Performance: The powerful engine and 6-speed transmission deliver a thrilling ride, perfect for both city commuting and spirited weekend outings.
- Lightweight and Agile: Weighing just 120 kg (264.6 lbs), the RS4 125 offers superb handling and maneuverability, making it ideal for new riders and urban environments.
- Advanced Features: With its aluminum frame, adjustable suspension, and high-quality braking system, the RS4 125 is equipped with technology usually found on larger sportbikes.
Cons:
- Limited Power for Experienced Riders: While the 15 HP is great for beginners, more experienced riders may find it lacking in raw performance compared to larger displacement models.
- Comfort for Longer Rides: The sporty riding position may not be ideal for extended journeys, potentially leading to discomfort on long rides.
- Availability of Parts: As a model not produced in large numbers, sourcing replacement parts or aftermarket accessories may pose a challenge for owners.
In summary, the 2015 Aprilia RS4 125 is a remarkable entry in the sport motorcycle category, blending performance, style, and cutting-edge technology to create a bike that is both thrilling and approachable. Whether you're a new rider seeking to embrace the world of motorcycling or a seasoned enthusiast looking for a fun, lightweight machine, the RS4 125 delivers an engaging riding experience that is hard to beat.
