The Suzuki Boulevard S40 is a motorcycle model from 2017-18 that features a four-stroke, single-cylinder engine with a capacity of 652cc. It has an air-cooling system and a compression ratio of 8.5:1. The ignition is transistorized and it has an electric starting system. Its maximum power output is 23 kW / 31 hp at 5400 rpm, and its maximum torque is 50 Nm / 5.1 kgf-m / 37 lb-ft at 3400 rpm. The clutch is a wet, multiple discs, cable-operated system and it has a five-speed transmission and a belt final drive. The front suspension is a telescopic 38 mm stanchion, coil spring, oil-damped system with 140 mm / 5.5 in of travel, and the rear suspension is a twin-shock, 5-way adjustable spring preload system with 80 mm / 3.1 in of travel. The front brakes use a 265 mm single disc and the rear brakes are drum, rod-operated. It has tube-type tires, with a 100/90-19 57H front tire and a 140/80-15 67H rear tire. The rake is 35 degrees and the trail is 147 mm / 5.8 in. Its dimensions are 2180 mm / 85.8 in in length, 720 mm / 28.3 in in width, and 1105 mm / 43.5 in in height. The wheelbase is 1480 mm / 58.3 in, the seat height is 700 mm / 27.6 in, and the ground clearance is 135 mm / 5.3 in. The dry weight is 160 kg / 352 lbs, and the wet weight is 172 kg / 380 lbs. Its GVWR is 356 kg / 785 lbs, and it has a fuel capacity of 10.5 litres / 2.6 US gal.
Technical specifications:
Make Model: Suzuki Boulevard S40
| Year | 2017 – 18 |
|---|---|
| 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 |
