Beta RR Enduro 50 Alu - 2004 Specifications and Reviews

The 2004 Beta RR Enduro 50 Alu is a lightweight entry-level enduro bike perfect for young riders and beginners transitioning to off-road competition. Its aluminum frame and nimble handling make it ideal for technical terrain, while the liquid-cooled 50cc engine delivers reliable performance. Known for its affordability and ease of maintenance, it excels in junior racing and trail riding.

2004
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Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
Fuel systemCarburettor
Bore x stroke40.3 x 39.0 mm (1.6 x 1.5 inches)
Compression12.0:1
Stroke2
Engine typeSingle cylinder
Capacity:49.70 ccm (3.03 cubic inches)
 
 

Physical measures and capacities

Ground clearance365 mm (14.4 inches)
Seat height930 mm (36.6 inches) If adjustable, lowest setting.
Dry weight85.0 kg (187.4 pounds)

Beta RR Enduro 50 Alu dimensions and frame

Rear brakes diameter185 mm (7.3 inches)
Rear brakesSingle disc
Front brakes diameter240 mm (9.4 inches)
Front brakesSingle disc
Rear tyre dimensions110/80-18
Front tyre dimensions80/90-21
Rear suspension travel270 mm (10.6 inches)
Rear suspensionHydraulic mono shock absorber, aluminium swingarm
Front suspension travel250 mm (9.8 inches)
Front suspensionHydraulic fork
Frame typeDouble craded aluminium frame
 
 

Speed and acceleration

Color optionsRed/blue
Fuel capacity6.00 litres (1.59 gallons)

CategoryEnduro / offroad
Year2004
ModelBeta RR Enduro 50 Alu

Other specs

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

Performance Profile & Rider Fit

Best For

Track15%
City20%
Cornering60%
Daily Riding15%
Touring15%
Passenger5%

Rider Profile

Best ForThis tiny 50cc enduro is best suited to young or novice riders learning off-road skills, though its tall seat height and full-size chassis demand some physical confidence.
PurposeBuilt purely for lightweight trail riding and off-road training rather than any road-going performance.
Rider FitIts very low dry weight and slim aluminium frame make it easy to muscle around and pick up, but the 930mm seat height is tall for smaller riders relative to the tiny engine.
CharacterA playful, nimble mini-enduro that mimics full-size off-road bikes in geometry and suspension travel while keeping power modest and manageable.
Not Ideal ForNot suitable for highway use, long-distance touring, or riders wanting genuine speed or carrying a passenger.

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

Rider Fit Visualizer

2004 Beta RR Enduro 50 Alu Rider Ergonomics Assessment

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

Feet:

At 930mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2004 Beta RR Enduro 50 Alu, with a cramped knee angle of around 80 degrees and an upright riding position.

Data quality: estimated (wheelbase estimated from this category's typical bike, not this model's own spec). 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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