Beta RR250: history, specs, pictures

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Beta RR250
Manufacturer
Also called RR 250, RR250M, RR 250M, RR 4T250, RR 4T 250
Production 2006 - 2008
Engine
single cylinder, four-stroke
Bore / Stroke 75.0mm x 56.5mm
Fuel System carburetor. keihin fcr-mx 37
Ignition dc-cdi without trembler with variable ignition
Transmission Gear box: 6-speed

Final Drive: chain

Clutch: wet multi-disc clutch
Suspension Front: hydraulic usd fork with ø45 mm shaft
Rear: monoshock with progressive compound lever
Brakes Front: single disc. double-piston floating caliper
Rear: single disc. single-piston floating caliper
Front Tire 90/90-21
Rear Tire 140/80-18
Wheelbase 58.66 inches (1490 mm)
Length 89.37 inches (2270 mm)
Width 32.01 inches (813 mm)
Height 49.41 inches (1255 mm)
Seat Height 37.01 inches (940 mm)
Weight 257.94 pounds (117.0 Kg) (dry),
Fuel Capacity 2.25 Gallon (8.50 Liters)
Manuals Service Manual


The Beta RR 4T250 was a single cylinder, four-stroke standard produced by Beta between 2006 and 2008.

Engine[edit | edit source]

The engine was a liquid cooled single cylinder, four-stroke. A 75.0mm bore x 56.5mm stroke result in a displacement of just 250.0 cubic centimeters.

Drive[edit | edit source]

The bike has a 6-speed transmission. Power was moderated via the wet multi-disc clutch.

Chassis[edit | edit source]

It came with a 90/90-21 front tire and a 140/80-18 rear tire. Stopping was achieved via single disc. double-piston floating caliper in the front and a single disc. single-piston floating caliper in the rear. The front suspension was a hydraulic usd fork with ø45 mm shaft while the rear was equipped with a monoshock with progressive compound lever. The RR 4T250 was fitted with a 2.25 Gallon (8.50 Liters) fuel tank. The bike weighed just 257.94 pounds (117.0 Kg). The wheelbase was 58.66 inches (1490 mm) long.