Aprilia RX 50 Racing - 2005 Specifications and Reviews

The 2005 Aprilia RX 50 Racing is a lightweight enduro machine ideal for young riders and beginners transitioning to off-road riding. Known for its nimble handling and reliable liquid-cooled engine, it excels in technical terrain and tight trails where agility matters most.

5 stars Average rating: 5 from 1 votes
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Engine and Transmission Specifications

ClutchMultiple disk in oil bath
Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemSeparate mixing with variable displacement pump
StarterKick
IgnitionElectronic, capacitor discharge
Fuel systemCarburettor. Dell´Orto SHA 14/12 with mixture heating system in manifold
Bore x stroke40.3 x 39.0 mm (1.6 x 1.5 inches)
Stroke2
Engine typeSingle cylinder
Capacity:49.70 ccm (3.03 cubic inches)
 
 

Physical measures and capacities

Seat height1,360 mm (53.5 inches) If adjustable, lowest setting.

Aprilia RX 50 Racing dimensions and frame

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter230 mm (9.1 inches)
Front brakesSingle disc
Rear tyre dimensions110/80-18
Front tyre dimensions90/90-21
Rear suspension travel260 mm (10.2 inches)
Rear suspensionSwing-arm in box section , with anti-friction bushings, adjustable monoshock with Aprilia Progressive System action
Front suspension travel250 mm (9.8 inches)
Front suspensionUpside down telescopic fork, 35 mm inners.
Frame typeClosed cradle split at exhaust level, in high strength steel tubes

Speed and acceleration

Color optionsAprilia black/lemon yellow, baltic blue/sky blue, matt black/hot red

CategoryEnduro / offroad
Year2005
ModelAprilia RX 50 Racing

Other specs

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

Performance Profile & Rider Fit

Best For

Track25%
City40%
Cornering70%
Daily Riding30%
Touring15%
Passenger10%

Rider Profile

Best ForBest suited to younger or novice riders cutting their teeth on a lightweight 50cc enduro, though some experienced riders enjoy it for trail play.
PurposeDesigned for light off-road trail riding, backyard enduro fun, and learning bike control rather than outright speed or distance travel.
Rider FitIts low 98kg dry weight and tall but slim seat make it very manageable for smaller or lighter riders to pick up, flick around, and handle over rough terrain.
CharacterA nimble, high-clearance mini-enduro that rewards playful, aggressive riding on tight trails rather than sustained speed or long hauls.
Not Ideal ForNot for riders wanting highway speed, long-distance comfort, or a machine capable of carrying a passenger any real distance.

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

Rider Reviews

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