DUCATI ST4S | ARCH MOTORCYCLE 1S |
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engine specs | |
Type | |
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liquid-cooled, four-stroke, 90-degree V-Twin, DOHC, desmodromic 4 valves per cylinder | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
Displacement | |
996 cm3 | 2032 cm3 |
Bore X Stroke | |
3.9x2.6 in OR 99 mm | - |
Compression Ratio | |
11.5:1 | - |
Horsepower | |
117/8750 KW(hp)/RPM | - |
Torque | |
72/7000 lb-ft/RPM OR 98/7000 Nm/RPM | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
Fuel System | |
EFI | EFI |
transmission specs | |
Gearbox | |
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6-speed, manual | 6-speed |
Clutch | |
wet multi-disc, manual | Compact dry clutch |
Primary Drive | |
straight cut gears | - |
Final Drive | |
chain | Chain |
chassis specs | |
Frame | |
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tubular steel trellis | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
Front Suspension | |
43mm Showa fully-adjustable upside-down fork, TiN-coated | Fully adjustable ARCH/Öhlins FGRT series fork |
Rear Suspension | |
Ohlins fully-adjustable monoshock with progressive linkage | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
Front Brake | |
dual 320mm discs, 4-piston calipers, ABS | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
Rear Brake | |
single 245mm disc, 2-piston caliper, ABS | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
dimension specs | |
Overall Length | |
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81.5 in OR 2070 mm | - |
Seat Height | |
32.3 in OR 820 mm | 31.5 in OR 800 mm |
Weight | |
443 lbs OR 201 kg | 563 lbs OR 255 kg |
Fuel Capacity | |
5.5 gallons OR 20.8 L | 4.5 gallons OR 17.0 L |
Wheelbase | |
56.3 in OR 1430 mm | 65.4 in OR 1661 mm |
tyres specs | |
Front | |
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120/70 ZR17 | 120/70-17 Michelin Power RS |
Rear | |
180/55 ZR17 | 240/45-17 Michelin Power RS |