| YAMAHA YS125 | ARCH MOTORCYCLE 1S |
|---|
| engine specs | |
| Type | |
|---|---|
| 4-stroke, air-cooled, SOHC, 2-valves | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
| Displacement | |
| 125 cm3 | 2032 cm3 |
| Bore X Stroke | |
| 2.1x2.3 in OR 53 mm | - |
| Compression Ratio | |
| 10.0:1 | - |
| Horsepower | |
| 11/7500 KW(hp)/RPM | - |
| Torque | |
| 8/6000 lb-ft/RPM OR 11/6000 Nm/RPM | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
| Fuel System | |
| Fuel Injection | EFI |
| transmission specs | |
| Gearbox | |
|---|---|
| Constant Mesh | 6-speed |
| Clutch | |
| - | Compact dry clutch |
| Final Drive | |
| Chain | Chain |
| chassis specs | |
| Frame | |
|---|---|
| - | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
| Front Suspension | |
| Telescopic forks | Fully adjustable ARCH/Öhlins FGRT series fork |
| Rear Suspension | |
| Swingarm | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
| Front Brake | |
| Single disc 245 mm | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
| Rear Brake | |
| Drum 130 mm | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
| dimension specs | |
| Overall Length | |
|---|---|
| 78.9 in OR 2004 mm | - |
| Overall Width | |
| 28.9 in OR 734 mm | - |
| Seat Height | |
| 31.3 in OR 795 mm | 31.5 in OR 800 mm |
| Ground Clearance | |
| 5.9 in OR 150 mm | - |
| Weight | |
| 284 lbs OR 129 kg | 563 lbs OR 255 kg |
| Fuel Capacity | |
| 3.7 gallons OR 14.0 L | 4.5 gallons OR 17.0 L |
| Wheelbase | |
| 52 in OR 1321 mm | 65.4 in OR 1661 mm |
| tyres specs | |
| Front | |
|---|---|
| 2.75-18-42P | 120/70-17 Michelin Power RS |
| Rear | |
| 100/80-18-59P | 240/45-17 Michelin Power RS |
