| YAMAHA XT-250 Serow | ARCH MOTORCYCLE 1S |
|---|
| engine specs | |
| Type | |
|---|---|
| Air Cooled, Four Stroke, Single Cylinder | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
| Displacement | |
| 249 cm3 | 2032 cm3 |
| Bore X Stroke | |
| 3x2.3 in OR 76 mm | - |
| Compression Ratio | |
| 9.2:1 | - |
| Horsepower | |
| 21/6500 KW(hp)/RPM | - |
| Torque | |
| 15.1/6500 lb-ft/RPM OR 20/6500 Nm/RPM | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
| Fuel System | |
| Mikuni Carburetor | EFI |
| transmission specs | |
| Gearbox | |
|---|---|
| 5-Speed | 6-speed |
| Clutch | |
| Wet multi-plate | Compact dry clutch |
| Final Drive | |
| Chain | Chain |
| chassis specs | |
| Frame | |
|---|---|
| - | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
| Front Suspension | |
| Leading Axle, Coil Spring Forks | Fully adjustable ARCH/Öhlins FGRT series fork |
| Rear Suspension | |
| Swing Arm Single Kayaba Shock | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
| Front Brake | |
| Drum | 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 | |
| Seat Height | |
|---|---|
| 31.9 in OR 810 mm | 31.5 in OR 800 mm |
| Weight | |
| 289 lbs OR 131 kg | 563 lbs OR 255 kg |
| Fuel Capacity | |
| 2.6 gallons OR 9.8 L | 4.5 gallons OR 17.0 L |
| Wheelbase | |
| 53.5 in OR 1359 mm | 65.4 in OR 1661 mm |
| tyres specs | |
| Front | |
|---|---|
| 80/70-21 | 120/70-17 Michelin Power RS |
| Rear | |
| 120/80-18 | 240/45-17 Michelin Power RS |
