Aprilia RX 50 Factory - 2021 Specifications and Reviews

The 2021 Aprilia RX 50 Factory is a lightweight enduro bike designed for young riders and beginners seeking an accessible entry into off-road riding. Its nimble 50cc two-stroke engine delivers responsive power suited to trail and dirt terrain, while the liquid-cooled construction and six-speed transmission provide reliable performance for learning fundamental off-road skills.

Not Rated stars Average rating: Not Rated from 0 votes
.

Engine and Transmission Specifications

Emission detailsEuro 4
Greenhouse gases68.7 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption2.96 litres/100 km (33.8 km/l or 79.47 mpg)
ClutchMultiplate wet clutch
Transmission typeChain   (final drive)
Gearbox6-speed
Cooling systemLiquid
Lubrication systemAutomatic mixer
IgnitionElectronic with CDI capacity discharge
Fuel systemCarburettor. Dell’Orto PHVA 17.5
Bore x Stroke39.9 x 40.0 mm (1.6 x 1.6 inches)
Compression11.5:1
Engine detailsLight alloy cylinder
Engine typeSingle cylinder, two-stroke
Capacity:50.0 ccm (3.05 cubic inches)

CategoryEnduro / offroad
Year2021
ModelAprilia RX 50 Factory
 
 

Brakes, suspension, Frame and wheels

WheelsRadial rims with aluminium channel
Rear brakesSingle disc. Stainless steel disc with floating calliper
Diameter260 mm (10.2 inches)
Front brakesSingle disc. Stainless steel disc with floating calliper
Rear tire110/80-18
Front tire80/90-21
Rear wheel travel200 mm (7.9 inches)
Rear SuspensionAluminium alloy swingarm, mono shock absorber with progressive link system
Front wheel travel240 mm (9.4 inches)
Front SuspensionUpside down fork with Ø 41 mm stanchions
Frame typeTwin - tube steel
 
 

Physical measures and capacities

Fuel capacity7.00 litres (1.85 US gallons)
Wheelbase1395 mm (54.9 inches)
Overall width840 mm (33.1 inches)
Overall length2105 mm (82.9 inches)
Seat height880 mm (34.6 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc104.0 kg (229.3 pounds)

Other specs

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

Performance Profile & Rider Fit

Best For

Track20%
City30%
Cornering55%
Daily Riding25%
Touring10%
Passenger5%

Rider Profile

Best ForBest suited to young or novice riders learning off-road control, though its tall seat height and sharp two-stroke power delivery demand some basic riding competence.
PurposeBuilt as a lightweight enduro trail bike for off-road play, motocross-style practice, and learning dirt riding skills rather than for any road-going transportation.
Rider FitExtremely light at just over 100 kg but with an 880 mm seat height, so shorter riders may struggle with reach even though the bike itself is easy to muscle around.
CharacterA peaky, high-revving two-stroke enduro machine that rewards aggressive throttle and clutch use with quick, playful handling on loose terrain.
Not Ideal ForNot suitable for highway travel, long-distance touring, carrying a passenger, or riders wanting a comfortable, low-maintenance daily commuter.

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

Rider Fit Visualizer

2021 Aprilia RX 50 Factory Rider Ergonomics Assessment

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

Feet:

At 880mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2021 Aprilia RX 50 Factory, with a cramped knee angle of around 75 degrees and an upright 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.

Find bikes that fit your height →

Rider Reviews

Total comments: 1
64x64

MotorcycleDB Review

The 2021 Aprilia RX 50 Factory is a top-of-the-line, high-performance motorcycle that is sure to impress riders of all skill levels. With its sleek design and powerful engine, this bike is both stylish and functional. The RX 50 Factory is perfect for off-road adventures and is designed to handle rough terrain with ease. Whether you're a seasoned rider or just starting out, this motorcycle offers a smooth and exhilarating experience. Aprilia has truly outdone themselves with the 2021 RX 50 Factory. From its responsive handling to its advanced technology, this motorcycle has everything you need for an unforgettable ride. The powerful engine delivers impressive speed and acceleration, while the durable build ensures reliability on any terrain. Overall, the Aprilia RX 50 Factory is a fantastic choice for those in search of a high-quality, high-performance off-road motorcycle.
Reply

Add a Comment


Please Login or Register if you would like to leave a comment.