| Attribute | Suzuki Boulevard S40 2015 × | UM V2S-650 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 2015 | 2008 |
| Make | Suzuki | UM |
| Model | Suzuki Boulevard S40 | UM V2S-650 |
| Category | Custom / cruiser | Naked bike |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | V2, four-stroke |
| Fuel system | Carburettor. Mikuni BS40, single | Carburettor. 2 x Mikuni, 38 mm |
| Displacement (cm³) | 652 | 647 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Belt | Chain |
| Bore (mm) | 94 | 81.5 |
| Stroke (mm) | 94 | 62 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Overhead Cams (OHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | Constant mesh | - |
| Ignition | Electronic ignition (transistorized) | CDI |
| Lubrication system | Wet sump | - |
| Compression | 9.4:1 | - |
| Exhaust system | - | 2 into 1 sport exhaust system tuned for mid range performance |
| Chassis | ||
| Front suspension | Telescopic, coil spring, oil damped | 41mm inverted telescopic forks |
| Rear suspension | Swing arm type, coil spring, oil damped | Swingarm |
| Front brakes | Single disc | Double disc |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Front tyre | 100/90-M19 | 120/60-ZR17 |
| Rear tyre | 140/80-M15 | 160/60-ZR17 |
| Wheels | Polished spoke wheels | - |
| Other | ||
| Starter | Electric | Electric |
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,480 | 1,425 |
| Kerb weight (kg) | 173 | 200 |
| Overall length (mm) | 2,180 | 2,060 |
| Overall width (mm) | 720 | 739 |
| Seat height (mm) | 700 | 780 |
| Ground clearance (mm) | 135 | - |
| Performance | ||
| Fuel capacity (l) | 10.6 | 15.97 |