Beta Alp 4 (2005-06)

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The Beta Alp 4 Motard motorcycle was manufactured between 2005 and 2006. It has a four-stroke, single-cylinder engine with a capacity of 349cc and a compression ratio of 9.5:1. The Mikuni BEST 33 induction system and electronic ignition enable electric starting, and it has a maximum power of 19.2 kW at 6600 rpm and a torque of 28.4 Nm at 6050 rpm. It comes with a six-speed transmission and chain final drive.

The motorcycle has a steel, double-cradle frame and 28mm hydraulic forks at the front with 200mm wheel travel. The rear suspension is a single shock with adjustable spring preload and 220mm wheel travel. The front and rear brakes come with a single 310mm disc and 220mm disc, respectively.

It has a wheelbase of 1410mm, seat height of 870mm, and a dry weight of 133kg. The fuel tank capacity is 10.5 liters, and it has an average fuel consumption of 3.5 L/100km. It can reach a top speed of 133.2 km/h and achieve a standing quarter-mile in 16.1 seconds at 123.5 km/h. The ground clearance of this motorcycle is 305mm, and it has a length of 2159mm and a width of 860mm.

Technical specifications:

Make Model: Beta M4 Motard

Year: 2005 – 06


Engine: Four stroke, single cylinder, SOHC, 4 valves
Capacity: 349 cc / 21.3 cu in
Bore x Stroke: 79 x 71.2 mm
Compression Ratio: 9.5:1
Cooling System: Air
Induction: Mikuni BEST 33
Ignition: Electronic
Starting: Electric
Max Power: 19.2 kW / 25.8 hp @ 6600 rpm
Max Torque: 28.4 Nm / 2.9 kgf-m / 20.9 lb-ft @ 6050 rpm
Transmission: 6 Speed
Final Drive: Chain
Frame: Steel, double cradle
Front Suspension: 28 mm hydraulic forks
Front Wheel Travel: 200 / 7.9 in

Rear Suspension: Single shock adjustable spring preload, 220mm wheel travel
Rear Wheel Travel: 220 mm / 8.7 in
Front Brakes: Single 310 mm disc
Rear Brakes: Single 220 mm disc
Front Tyre: 120/70 -17
Rear Tyre: 150/60 -17
Dimensions: Length: 2159 mm / 85.0 in Width: 860 mm / 33.9 in
Wheelbase: 1410 mm / 55.5 in
Ground Clearance: 305 mm / 12.0 in
Seat Height: 870 mm / 34.3 in
Dry Weight: 133 kg / 293 lbs
Fuel Capacity: 10.5 Litres / 2.8 US gal
Consumption Average: 3.5 L/100 km / 28.7 km/l / 67.5 US mpg
Standing 1/4 Mile: 16.1 sec / 123.5 km/h / 76.7 mph
Top Speed: 133.2 km/h / 82.8 mph

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