Beta RR X Pro 2T 125 - 2026 Specifications and Reviews

The Beta RR X-Pro 2T 125 is a lightweight enduro machine designed for riders seeking nimble off-road performance and easy handling. Powered by a liquid-cooled two-stroke engine paired with a six-speed gearbox, it excels in technical terrain and tight trails. Known for excellent fuel efficiency and responsive power delivery, it's ideal for intermediate riders and those transitioning to larger capacity bikes.

2026
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General information

Color OptionsRed/White/Black
CategoryEnduro / offroad
ModelBeta RR X-Pro 2T 125
 
 

Engine and Transmission Specifications

StartingKick
Emission65.0 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel Consumption2.80 litres/100 km (35.7 km/l or 84.01 mpg)
ClutchWet multi-disc with reverse opening
Final DriveChain (final drive)
Gearbox6-speed
Cooling SystemLiquid
IgnitionAC Kokusan Digital CDI
InductionCarburettor. Keihin PWK36
Bore x Stroke54.0 x 54.5 mm (2.1 x 2.1 inches)
Compression Ratio15.2:1
Capacity:124.8 ccm (7.62 cubic inches)

Physical measures and capacities

Fuel Capacity9.50 litres (2.51 US gallons)
Wheelbase1477 mm (58.1 inches)
Ground Clearance325 mm (12.8 inches)
Overall Width815 mm (32.1 inches)
Overall Length2167 mm (85.3 inches)
Overall Height1270 mm (50.0 inches)
Seat Height930 mm (36.6 inches) If adjustable, lowest setting.
Dry Weight94.0 kg (207.2 pounds)

Beta RR X Pro 2T 125 dimensions and frame

Rear BrakesSingle disc. Single piston
Brake Disc Diameter240 mm (9.4 inches)
Front BrakesSingle disc. 2-piston floating calipers
Rear Tyre120/90-18
Front Tyre90/90-21
Rear Wheel Travel290 mm (11.4 inches)
Rear SuspensionMonoshock with progressive compound lever
Front Wheel Travel295 mm (11.6 inches)
Front SuspensionHydraulic USD fork with 48 mm shaft
FrameMolybdenum steel double cradle

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Coolant1.00 litres (0.26 US gallons)
Engine oilSAE 10W-40
Update specsReport missing specs or required updates.
Reserve fuel capacity2.30 litres (0.61 US gallons)
Exhaust systemBPV exhaust valve
Lubrication systemMixing
Engine typeSingle cylinder, two-stroke
Year2025

Performance Profile & Rider Fit

Best For

Track55%
City15%
Cornering80%
Daily Riding15%
Touring15%
Passenger5%

Rider Profile

Best ForThis is a purpose-built competition enduro machine best suited to intermediate and experienced off-road riders comfortable with a tall, aggressive, kick-start two-stroke.
PurposeDesigned for serious enduro riding, tight trails, technical terrain and competitive off-road use rather than any road-going duties.
Rider FitThe tall 930 mm seat height, minimal dry weight of 94 kg, and kick-start two-stroke demand good rider fitness, confident standing riding position, and leg strength for technical maneuvering.
CharacterA light, explosive, high-revving two-stroke enduro weapon that rewards aggressive throttle control and precise body positioning with razor-sharp agility.
Not Ideal ForNot suitable for riders wanting a comfortable commuter, a passenger-friendly bike, or long-distance road touring capability.

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

Rider Fit Visualizer

2026 Beta RR X Pro 2T 125 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 2026 Beta RR X Pro 2T 125, 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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