
The wait is over
2026 Beta Street
Beta RR 4T 125 R
The wait is over
RRP: £5,145.00
- •RR 4T 125 R
- •An increasingly comprehensive and diversified Beta RR 125 4 Stroke range embraces the needs of an ever-growing audience.Potential Beta RR 125 4 Stroke customers are various, from young riders making their first moves in the motorcycling world to a more experienced rider seeking an agile, sporty vehicle that is not expensive to run, without sacrificing on that fun and ease of use typical of the Betamotor family feeling. The new My 2025 RR 125 4 Stroke range, both Enduro and Motard, is able to satisfy every requirement, proposing twice the number of solutions in order to meet a variety of needs. Whether it’s a sixteen-year-old looking for a premium model supermoto with which to have fun through the turns, somebody making their first experience into the enduro world, an adult seeking an economic vehicle for urban use, an expert wanting a solution that is very accessible in approach, or a neophyte discovering road or off-road riding for the first time, there’s now a Beta 125 4Stroke to suit their needs.
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Tech Specs
Chassis
- Frame: Steel with double frame
- Wheelbase: 1435 mm
- Max Length: 2145 mm
- Max Width: 830 mm
- Max Height: 1220 mm
- Seat Height: 920 mm
- Ground Clearance: 330 mm
- Footrest Height: 400 mm
- Dry Weight: 107 kg (Front 53 kg; Rear 54 kg)
Fuel Tank
- Capacity: 7.5 L
- Reserve: 1.5 L
Front Suspension
- Type: Hydraulic USD fork
- Fork Diameter: Ø 41 mm
- Wheel Travel: 265 mm
Rear Suspension
- Type: Monoshock with progressive compound lever
- Shock Absorber Stroke: 131 mm
- Wheel Travel: 270 mm
Brakes
- Front: Ø 260 mm disc with CBS system
- Rear: Ø 220 mm disc
Wheels & Tyres
- Front Rim: 21 × 1.6 – 36 holes
- Rear Rim: 18 × 1.85 – 36 holes
- Front Tyre: 90/90 – 21
- Rear Tyre: 120/90 – 18
Engine
- Type: Single-cylinder, 4-stroke, liquid-cooled
- Bore × Stroke: 52 × 58.7 mm
- Displacement: 124.66 cc
- Compression Ratio: 12.5 : 1
Ignition & Electrical
- Ignition: Electronic 250 W – 14 V
- Spark Plug: NGK CR8EI
Fuel & Lubrication
- Fuel Supply: Unleaded gasoline
- Injection: Elldor
- Lubrication: Forced with pump
Transmission
- Clutch: Wet multi-disc clutch
- Gearbox: 6-speed
- Secondary Transmission: Z. 17 / 63
Engine Oil
- SAE 15W/50
Fuel Consumption
- 1.9 L / 100 km (estimated)
CO? Emissions
- 44.5 g/km (estimated)
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