The Suzuki Boulevard S40 is a 2015-16 motorcycle with a four-stroke, single-cylinder SOHC engine and a capacity of 652cc/39.8 cu-in. It has a bore x stroke of 94 x 94.0 mm with an air-cooled cooling system and compression ratio of 8.5:1. The lubrication is done via wet sump and with a Mikuni BS40 induction system. The ignition is transistorized and the bike starts with an electric motor. The maximum power output is 23 kW/31 hp @5400 rpm while the max torque is 50 Nm/5.1 kgf-m/37 lb-ft @3400 rpm. The clutch system is wet and multiple discs, cable-operated and the transmission is a 5-speed gearbox with a final drive using a belt.
The front suspension system consists of telescopic 38 mm stanchions with a coil spring and oil damped. The front wheel travel is 140 mm/5.5 in. The rear suspension is a twin shock with a 5-way adjustable spring preload and the rear wheel travel is 80 mm/3.1 in. The front brakes consist of a 265 mm single disc, while the rear brakes are drum, rod operated. The bike has a 100/90-19 57H, tube-type front tyre and a 140/80-15 67H, tube-type rear tyre.
Other specifications include the rake angle of 35 degrees and trail of 147 mm/5.8 in. The bike’s length is 2180 mm/85.8 in, width is 720 mm/28.3 in, and height is 1105 mm/43.5 in. The wheelbase is 1480 mm/58.3 in with a seat height of 700 mm/27.6 in and a ground clearance of 135mm/5.3 in. The dry weight is 160 kg/352 lbs while the wet weight is 172 kg/380 lbs. The Gross Vehicle Weight Rating (GVWR) is 356 kg/785 lbs, and the fuel capacity is 10.5 Litres/2.6 US gal.
Technical specifications:
Make Model: Suzuki Boulevard S40
| Year | 2015 – 16 |
|---|---|
| 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 |
| Rear Tyre | 140/80-15 67H, tube type |
| Rake | 35 degrees |
| Trail | 147 mm / 5.8 in |
| Dimensions | Length 2180 mm / 85.8 in Width 720 mm / 28.3 in Height 1105 mm / 43.5 in |
| Wheelbase | 1480 mm / 58.3 in |
| Seat Height | 700 mm / 27.6 in |
| Ground Clearance | 135mm / 5.3 in |
| Dry Weight | 160 kg / 352 lbs |
| Wet Weight | 172 kg / 380 lbs |
| GVWR | 356 kg / 785 lbs |
| Fuel Capacity | 10.5 Litres / 2.6 US gal |
