| BETA 250 RR | ARCH MOTORCYCLE 1S |
|---|
| engine specs | |
| Type | |
|---|---|
| Single cylinder, 2-stroke, liquid cooled | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
| Displacement | |
| 249 cm3 | 2032 cm3 |
| Bore X Stroke | |
| 2.6x2.8 in OR 66 mm | - |
| Compression Ratio | |
| 12.8:1 | - |
| Torque | |
| - | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
| Fuel System | |
| Carburetor Keihin PXK 36mm | EFI |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed | 6-speed |
| Clutch | |
| Wet Multi-disc | Compact dry clutch |
| Final Drive | |
| Chain | Chain |
| chassis specs | |
| Frame | |
|---|---|
| Molybdenum steel/double cradle w/quick air filter access | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
| Front Suspension | |
| 48 mm Sachs USD fork, adjustable compression and rebound, TFX technology | Fully adjustable ARCH/Öhlins FGRT series fork |
| Rear Suspension | |
| Aluminum Body Sachs shock w/adjustable rebound and hi/low speed compression | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
| Front Brake | |
| 260mm floating rotor | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
| Rear Brake | |
| 240mm floating rotor | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
| dimension specs | |
| Overall Length | |
|---|---|
| 85.7 in OR 2177 mm | - |
| Overall Width | |
| 31.8 in OR 808 mm | - |
| Seat Height | |
| 36.6 in OR 930 mm | 31.5 in OR 800 mm |
| Ground Clearance | |
| 12.6 in OR 320 mm | - |
| Weight | |
| 245 lbs OR 111 kg | 563 lbs OR 255 kg |
| Fuel Capacity | |
| 2.5 gallons OR 9.5 L | 4.5 gallons OR 17.0 L |
| Wheelbase | |
| 58.3 in OR 1481 mm | 65.4 in OR 1661 mm |
| tyres specs | |
| Front | |
|---|---|
| 90/90 - 21 | 120/70-17 Michelin Power RS |
| Rear | |
| 140/80 -18 | 240/45-17 Michelin Power RS |
