Beta RR 50 Racing - 2021 Specifications and Reviews

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General information

Year2021

Engine and Transmission Specifications

Greenhouse gases78.9 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption3.40 litres/100 km (29.4 km/l or 69.18 mpg)
ClutchWet multi-disc clutch
Transmission typeChain   (final drive)
Gearbox6-speed
Cooling systemLiquid
IgnitionElectronic ignition
Fuel systemCarburettor. Dell´Orto PHBN 16 HS
Bore x Stroke40.3 x 39.0 mm (1.6 x 1.5 inches)
Compression12.0:1
Engine typeSingle cylinder, two-stroke
Capacity:49.7 ccm (3.03 cubic inches)
 
 

CategoryEnduro / offroad
ModelBeta RR 50 Racing

Brakes, suspension, Frame and wheels

Rear brakesSingle disc
Diameter260 mm (10.2 inches)
Front brakesSingle disc
Rear tire120/90-18
Front tire90/90-21
Rear SuspensionMonoshock with adjustable spring preload
Front SuspensionHydraulic fork with ø41 mm shaft
Frame typeSteel double cradle frame

Physical measures and capacities

Reserve fuel capacity1.00 litres (0.26 US gallons)
Fuel capacity6.50 litres (1.72 US gallons)
Wheelbase1415 mm (55.7 inches)
Ground clearance350 mm (13.8 inches)
Overall width815 mm (32.1 inches)
Overall length2085 mm (82.1 inches)
Overall height1225 mm (48.2 inches)
Seat height935 mm (36.8 inches) If adjustable, lowest setting.

Other specs

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

Performance Profile & Rider Fit

Best For

Track55%
City15%
Cornering60%
Daily Riding10%
Touring10%
Passenger5%

Rider Profile

Best ForThis is a full-size, small-capacity two-stroke enduro built for competent to advanced off-road riders, not absolute beginners, despite its tiny engine.
PurposeIt's a dedicated competition enduro machine designed for tight trails, technical terrain, and youth or lightweight-rider racing rather than general road use.
Rider FitThe tall 935 mm seat height, kick start, and aggressive off-road ergonomics demand a rider who is fit, agile, and comfortable standing on the pegs.
CharacterIt suits a committed off-road enthusiast who enjoys revving a peaky two-stroke hard and values light weight and razor-sharp handling over outright power.
Not Ideal ForIt is not suitable for riders wanting a comfortable commuter, a highway tourer, or anyone expecting strong straight-line speed on pavement.

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

Rider Fit Visualizer

2021 Beta RR 50 Racing Rider Ergonomics Assessment

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

Feet:

At 935mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2021 Beta RR 50 Racing, with a cramped knee angle of around 80 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.

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