ATK 125 2-Stroke | ARCH MOTORCYCLE 1S |
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engine specs | |
Type | |
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liquid-cooled, two-stroke, single cylinder | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
Displacement | |
125 cm3 | 2032 cm3 |
Bore X Stroke | |
2.1x2.1 in OR 53 mm | - |
Compression Ratio | |
11.2:1 | - |
Torque | |
- | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
Fuel System | |
35mm Mikuni TMX carburetor | EFI |
transmission specs | |
Gearbox | |
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6-speed, manual | 6-speed |
Clutch | |
wet multi-disc, manual | Compact dry clutch |
Final Drive | |
chain | Chain |
chassis specs | |
Frame | |
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steel | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
Front Suspension | |
telescopic fork | Fully adjustable ARCH/Öhlins FGRT series fork |
Rear Suspension | |
monoshock | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
Front Brake | |
single 260mm disc, 2-piston caliper | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
Rear Brake | |
single 220mm disc, 1-piston caliper | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
dimension specs | |
Seat Height | |
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37.5 in OR 953 mm | 31.5 in OR 800 mm |
Weight | |
227 lbs OR 103 kg | 563 lbs OR 255 kg |
Fuel Capacity | |
3.7 gallons OR 14.0 L | 4.5 gallons OR 17.0 L |
Wheelbase | |
57.5 in OR 1461 mm | 65.4 in OR 1661 mm |
tyres specs | |
Front | |
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80/100-21 | 120/70-17 Michelin Power RS |
Rear | |
100/100-18 | 240/45-17 Michelin Power RS |