Aprilia RS4 50 Replica - 2014 Specifications and Reviews

The 2014 Aprilia RS4 50 Replica is an entry-level sport bike tailored for new and younger riders seeking an accessible introduction to sportbike styling. Its 50cc engine and lightweight construction deliver manageable performance for learners, while the aggressive fairing design replicates the look of larger Aprilia race bikes. Best known for combining practical commuting capability with replica sportbike aesthetics at an affordable price point.

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Engine and Transmission Specifications

Emission detailsEuro 2
DrivelineChain, 11/53. Primary drive: Gears, 21/78.
ClutchMultiplate wet clutch
Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemAutomatic mixer
IgnitionElectronic with CDI capacity discharge
Fuel systemCarburettor
Bore x stroke39.9 x 39.9 mm (1.6 x 1.6 inches)
Compression11.5:1
Engine typeSingle cylinder, two-stroke
Capacity:49.90 ccm (3.04 cubic inches)

CategorySport
Year2014
ModelAprilia RS4 50 Replica

Brakes, suspension, Frame and wheels

WheelsLight alloy with 6 split spokes, with sealing profile for tubeless tyres; front: 2.75 x 17in.; rear: 3.50 x 17in.
Rear brakes diameter218 mm (8.6 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesSingle disc. Radial 4 piston calliper
Rear tyre dimensions130/70-17
Front tyre dimensions100/80-17
Rear suspensionAsymmetric swingarm with monoshock, wheel travel 130 mm
Front suspension41 mm upside down fork, wheel travel 110 mm
 
 

Physical measures and capacities

Reserve fuel capacity3.30 litres (0.87 gallons)
Fuel capacity14.50 litres (3.83 gallons)
Wheelbase1,350 mm (53.1 inches)
Overall width740 mm (29.1 inches)
Overall length1,953 mm (76.9 inches)
Overall height1,138 mm (44.8 inches)
Seat height820 mm (32.3 inches) If adjustable, lowest setting.

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsRed
StarterElectric

Performance Profile & Rider Fit

Best For

Track55%
City75%
Cornering80%
Daily Riding45%
Touring20%
Passenger20%

Rider Profile

Best ForThis 50cc two-stroke sportbike replica is best suited to learner or novice riders, often those working toward a full license or riding under restricted categories.
PurposeIt's designed to deliver sportbike styling, sharp handling, and racetrack aesthetics in a small, restricted-capacity package rather than outright performance.
Rider FitIts compact dimensions and low weight typical of 50cc sportbikes make it easy to manage for smaller or lighter riders, though the 820mm seat height and sporty crouched ergonomics suit shorter trips more than long hauls.
CharacterIt has the personality of a miniature superbike, mimicking the RSV4's aggressive styling and handling feel while being accessible and confidence-inspiring for new riders.
Not Ideal ForIt's not suitable for riders wanting real highway speed, long-distance touring comfort, or two-up passenger practicality.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2014 Aprilia RS4 50 Replica Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 820mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with balls of both feet on the 2014 Aprilia RS4 50 Replica, with a cramped knee angle of around 70 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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