Beta Alp 4 (2007-08)

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The Beta M4 Motard is a motorcycle model that was produced from 2007 to 2008. It has a four-stroke, single-cylinder, SOHC engine with a capacity of 349cc and a compression ratio of 9.5:1. The bike is air-cooled and has Mikuni BEST 33 induction and electronic ignition. It also features a six-speed transmission with a chain final drive. The steel double-cradle frame is paired with 28mm hydraulic forks at the front and a single shock with adjustable spring preload at the rear. The front and rear brakes are single disc, and the front and rear tires are 120/70-17 and 150/60-17, respectively. The bike has a length of 2159mm, a width of 860mm, and a wheelbase of 1410mm, with a ground clearance of 305mm and a seat height of 870mm. The dry weight of the bike is 133kg, and the fuel capacity is 10.5 litres. The average fuel consumption is 3.5 L/100 km, and the top speed is 133.2 km/h.

Technical specifications:

Make Model: Beta M4 Motard

Year: 2007 – 08


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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