Suzuki Boulevard S40 (2005-06)

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The Suzuki Boulevard S40 is a motorcycle produced in 2005-06 with a four stroke, single cylinder, SOHC engine that has a capacity of 652 cc / 39.8 cu-in. The bike is air-cooled with a compression ratio of 8.5:1 and lubrication of the wet sump. The induction system is Mikuni BS40 and ignition is transistorized. The starter is electric with a maximum power of 23 kW / 31 hp @5400 rpm and maximum torque of 50 Nm / 5.1 kgf-m / 37 lb-ft @3400 rpm. The clutch is wet, multiple discs, and cable operated with a 5-speed transmission system and a final drive that is by belt. The suspension of the Suzuki Boulevard S40 has a telescopic 38 mm stanchion with a coil spring and oil damped front wheel travel of 140mm / 5.5 in. The rear suspension consists of twin shock, 5-way adjustable spring preload, and a rear wheel travel of 80mm / 3.1 in. The front brakes are 265 mm Single disc, and the rear brakes are drum, rod operated. The front tire is 100/90-19 57H, tube-type.

Technical specifications:

Make Model: Suzuki Boulevard S40

Year: 2005-06


Engine: Four stroke, single cylinder, SOHC
Capacity: 652 cc / 39.8 cu-in
Bore x Stroke: 94 x 94.0 mm
Cooling System: Air cooled
Compression Ratio: 8.5:1
Lubrication: Wet sump
Induction: Mikuni BS40
Ignition: Transistorized
Starting: Electric
Max Power: 23 kW / 31 hp @5400 rpm
Max Torque: 50 Nm / 5.1 kgf-m / 37 lb-ft @3400 rpm
Clutch: Wet, multiple discs, cable operated
Transmission: 5 Speed
Final Drive: Belt
Front Suspension: Telescopic 38 mm stanchions, coil spring, oil damped

Front Wheel Travel: 140 mm / 5.5 in
Rear Suspension: Twin shock, 5-way adjustable spring preload
Rear Wheel Travel: 80 mm / 3.1 in
Front Brakes: 265 mm Single disc
Rear Brakes: Drum, rod operated
Front Tyre: 100/90-19 57H, tube type

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