Beta REV-50 - 2006 Specifications and Reviews

The 2006 Beta Rev-50 is a lightweight trial motorcycle designed for beginners and younger riders learning fundamental riding skills. Featuring a compact 50cc liquid-cooled engine with electronic ignition and a 4-speed gearbox, it delivers precise low-end power ideal for navigating obstacles. Known for its nimble handling and minimal weight of just 60kg, the Rev-50 excels in trial competition and training environments.

2006
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Engine and Transmission Specifications

ClutchWet multi-disc
Gearbox4-speed
Cooling systemLiquid
Lubrication systemFuel mix 1.5%
IgnitionElectronic
Fuel systemCarburettor. Dell´ orto PHBG 19
Bore x stroke40.0 x 39.7 mm (1.6 x 1.6 inches)
Compression15.2:1
Stroke2
Engine typeSingle cylinder
Capacity:49.90 ccm (3.04 cubic inches)

Physical measures and capacities

Wheelbase1,210 mm (47.6 inches)
Ground clearance300 mm (11.8 inches)
Overall width720 mm (28.3 inches)
Overall length1,850 mm (72.8 inches)
Overall height1,070 mm (42.1 inches)
Dry weight60.0 kg (132.3 pounds)

Beta REV-50 dimensions and frame

Rear brakes diameter150 mm (5.9 inches)
Rear brakesSingle disc
Front brakes diameter175 mm (6.9 inches)
Front brakesSingle disc
Rear suspension travel146 mm (5.7 inches)
Rear suspensionMonoshock
Front suspension travel160 mm (6.3 inches)
Front suspensionHydraulic fork
Frame typeSteel
 
 

Speed and acceleration

Reserve fuel capacity0.50 litres (0.13 gallons)
Fuel capacity2.50 litres (0.66 gallons)

CategoryTrial
Year2006
ModelBeta Rev-50
 
 

Other specs

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

Performance Profile & Rider Fit

Best For

Track5%
City10%
Cornering60%
Daily Riding5%
Touring3%
Passenger0%

Rider Profile

Best ForThis is a specialist trial machine best suited to riders who already have off-road balance skills or are training specifically in trials riding, not a bike for road-oriented beginners.
PurposeBuilt purely for low-speed technical trials competition and obstacle riding, not for transportation or general recreational riding.
Rider FitIts extremely light dry weight and tall, narrow build reward active standing riding and good balance rather than raw strength, making it approachable for smaller or lighter riders skilled in trials technique.
CharacterA featherweight, highly agile single-cylinder two-stroke that thrives on tight throttle control, sharp suspension response, and precise low-speed maneuvering over rocks, logs, and steep terrain.
Not Ideal ForIt is not suitable for anyone wanting a road-legal commuter, a highway tourer, a passenger-carrying bike, or a machine with meaningful top-speed performance.

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

Rider Reviews

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