| OSSA TR 250I | ARCH MOTORCYCLE 1S |
|---|
| engine specs | |
| Type | |
|---|---|
| Two-stroke single cylinder inverted admission direct reed crankcase | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
| Displacement | |
| 249.2 cm3 | 2032 cm3 |
| Bore X Stroke | |
| 2.8x2.4 in OR 71 mm | - |
| Torque | |
| - | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
| Fuel System | |
| EFI Kokusan Batery-less System | EFI |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed | 6-speed |
| Clutch | |
| Hydraulic | Compact dry clutch |
| Primary Drive | |
| Gears | - |
| Final Drive | |
| Chain | Chain |
| chassis specs | |
| Frame | |
|---|---|
| Tubular profile CR-Mo steel with pipe of aluminium and forged aluminum lower | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
| Front Suspension | |
| Fork with aluminum bars, 40 mm diameter Marzocchi adjustable compression and rebound | Fully adjustable ARCH/Öhlins FGRT series fork |
| Rear Suspension | |
| Variable progressive system with shock absorber Öhlins TTX adjustable compression and rebound | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
| Front Brake | |
| Single disc diameter 185 mm 4-piston caliper | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
| Rear Brake | |
| Single disc diameter 150 mm 2-piston caliper | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
| dimension specs | |
| Seat Height | |
|---|---|
| 25.8 in OR 655 mm | 31.5 in OR 800 mm |
| Ground Clearance | |
| 13.4 in OR 340 mm | - |
| Weight | |
| 151 lbs OR 68 kg | 563 lbs OR 255 kg |
| Fuel Capacity | |
| 0.7 gallons OR 2.6 L | 4.5 gallons OR 17.0 L |
| Wheelbase | |
| 52.3 in OR 1328 mm | 65.4 in OR 1661 mm |
| tyres specs | |
| Front | |
|---|---|
| 2.75 x21 | 120/70-17 Michelin Power RS |
| Rear | |
| 4.00 x18 | 240/45-17 Michelin Power RS |
