| VESPA 50 ET4 | ARCH MOTORCYCLE 1S |
|---|
| engine specs | |
| Type | |
|---|---|
| Single cylinder, 4-stroke, air-cooled | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
| Displacement | |
| 49.3 cm3 | 2032 cm3 |
| Bore X Stroke | |
| 1.5x1.6 in OR 38 mm | - |
| Compression Ratio | |
| 11.1:1 | - |
| Horsepower | |
| 4/6500 KW(hp)/RPM | - |
| Torque | |
| - | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
| Fuel System | |
| Carburetor | EFI |
| transmission specs | |
| Gearbox | |
|---|---|
| C.V.T. | 6-speed |
| Clutch | |
| Centrifugal, dry type | Compact dry clutch |
| Final Drive | |
| Belt | Chain |
| chassis specs | |
| Frame | |
|---|---|
| Loadbearing pressed sheet steel | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
| Front Suspension | |
| Hydraulic single shock | Fully adjustable ARCH/Öhlins FGRT series fork |
| Rear Suspension | |
| Hydraulic single shock | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
| Front Brake | |
| Disc | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
| Rear Brake | |
| Drum | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
| dimension specs | |
| Overall Length | |
|---|---|
| 69.3 in OR 1760 mm | - |
| Overall Width | |
| 27.6 in OR 701 mm | - |
| Seat Height | |
| 31.7 in OR 805 mm | 31.5 in OR 800 mm |
| Weight | |
| 212 lbs OR 96 kg | 563 lbs OR 255 kg |
| Fuel Capacity | |
| 2.4 gallons OR 9.1 L | 4.5 gallons OR 17.0 L |
| Wheelbase | |
| 50.4 in OR 1280 mm | 65.4 in OR 1661 mm |
| tyres specs | |
| Front | |
|---|---|
| 100/80-10'' | 120/70-17 Michelin Power RS |
| Rear | |
| 120/70-10'' | 240/45-17 Michelin Power RS |
