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Aprilia RS4 50 Replica
2018Sportbike

Aprilia RS4 50 Replica

Key specifications

Engine
50 cc
Fuel type
petrol
Fuel capacity
3.8 L
Transmission
6-speed
Seat height
32 mm
Front brakes
Single disc. Radial 4 piston calliper
Rear brakes
Single disc

Overview

Introducing the 2018 Aprilia RS4 50 Replica, a spirited entry into the world of sport motorcycles that perfectly blends performance, style, and accessibility. Targeted towards both budding riders and seasoned enthusiasts who appreciate lightweight agility, this compact powerhouse is designed for those looking to experience the thrill of sportbike riding without the heft of larger machines. With its striking aesthetics inspired by the Aprilia racing lineage, the RS4 50 Replica stands out in the market as a sleek and sporty option for younger riders or those new to the sportbike scene. At the heart of the RS4 50 Replica is a lively single-cylinder, two-stroke engine with a displacement of 49.90 cc. This compact powerplant delivers an exhilarating riding experience, characterized by nimble acceleration and a responsive throttle. The 6-speed gearbox allows riders to tap into the engine's performance, while the liquid cooling system ensures that the engine maintains optimal temperatures even during spirited rides. With a compression ratio of 11.5:1, the RS4’s engine strikes a fine balance between power and efficiency, making it a thrilling ride on both city streets and twisty backroads. When it comes to features and technology, the Aprilia RS4 50 Replica doesn’t hold back. It comes equipped with a sophisticated electronic ignition system with CDI capacity discharge, enhancing reliability and performance. The bike’s suspension setup, including a 41 mm upside-down fork at the front and an asymmetric swingarm with a monoshock at the rear, ensures excellent handling and stability across various terrains. Safety is also prioritized with a robust braking system—featuring a 300 mm front disc paired with a radial 4-piston caliper, complemented by a 220 mm rear disc. The small windscreen not only adds to the aggressive styling but also improves aerodynamics for a more comfortable ride. In conclusion, the 2018 Aprilia RS4 50 Replica is an excellent choice for riders eager to embrace the sportbike lifestyle. With its racing-inspired design, spirited performance, and manageable size, it serves as an ideal entry point into the thrilling world of motorcycling.

Pros

  • Lightweight and Agile: The compact design and low seat height (820 mm) make the RS4 50 Replica easy to handle, perfect for new riders.
  • High-Performance Engine: The two-stroke engine and 6-speed gearbox provide exhilarating acceleration and a thrilling riding experience.
  • Racing-Inspired Design: The bike's aesthetics and color options are visually appealing, reflecting Aprilia's strong racing heritage.

Cons

  • Limited Power for Experienced Riders: While perfect for beginners, the 50cc engine may not satisfy those seeking more power and speed.
  • Small Fuel Capacity: At just 14.5 liters, the fuel tank may require more frequent stops during longer rides.
  • Basic Features: Lacks some advanced technology seen in larger sportbikes, which might not appeal to seasoned riders looking for high-tech gadgets.

Technical details

Source specification data

Make
Aprilia
Model
RS4 50 Replica
Category
Sport
Starter
Electric
Comments
Small windscreen.
Instruments
Analogue
/digital multifunction dashboard with
D
display
Color Options
Grey/red/silver/green
Carrying Capacity
Under seat storage compartment
Clutch
Multiplate wet clutch
Gearbox
6-speed
Ignition
Electronic with CDI capacity discharge
Driveline
Chain
, 11/53.
Primary
drive:
Gears
, 21/78.
Fuel System
Carburettor
Bore X Stroke
39.9 x 39.9 mm (1.6 x 1.6 inches)
Compression
11.5:1
Displacement
49.90 ccm (3.04 cubic inches)
Cooling System
Liquid
Engine Details
Single cylinder, two-stroke
Emission Details
Euro 2
Lubrication System
Automatic mixer
Transmission Type Final Drive
Chain
Seat Height
820 mm (32.3 inches) If adjustable, lowest setting.
Fuel Capacity
14.50 litres (3.83 gallons)
Overall Height
1,138 mm (44.8 inches)
Overall Length
1,953 mm (76.9 inches)
Reserve Fuel Capacity
3.30 litres (0.87 gallons)
Seat
One or two-person seat
Wheels
Light alloy with 6 split spokes, with sealing profile for tubeless tyres; front: 2.75 x 17in.; rear: 3.50 x 17in.
Rear Tyre
130/70-17
Front Tyre
100/80-17
Rear Brakes
Single disc
Front Brakes
Single disc. Radial 4 piston calliper
Rear Suspension
Asymmetric swingarm with monoshock, wheel travel 130 mm
Front Suspension
41 mm upside down fork, wheel travel 110 mm
Rear Brakes Diameter
220 mm (8.7 inches)
Front Brakes Diameter
300 mm (11.8 inches)

Available colors

Grey/red/silver/green