The Ducati ST3 motorcycle was produced between 2004 and 2005. It has a four-stroke engine with a 90-degree L twin cylinder and DOHC, with desmodromic 3 valves per cylinder. The engine has a capacity of 992 cc and a compression ratio of 11.3:1. The cooling system is liquid-cooled, and the engine is lubricated by a wet sump. The bike uses synthetic 20W/50 engine oil and has Marelli electronic fuel injection and ignition systems. It can produce a maximum power of 75 kW or 102 hp at 8750 rpm and a maximum torque of 93 Nm or 9.5 kgf-m or 62 ft-lb at 7250 rpm. The wet, multiple-disc clutch is cable-operated, and the six-speed transmission is chain-driven. The frame is a tubular steel trellis design, and the front suspension is a Showa 43 mm adjustable preload upside-down fork with 130 mm or 5.1 inches of travel. The rear suspension is a progressive linkage with a fully adjustable Sachs monoshock with 148 mm or 5.8 inches of travel.
Technical specifications:
Make Model: Ducati ST3
| Year | 2004 – 05 |
|---|---|
| Engine | Four stroke, 90 degrees L twin cylinder, DOHC, desmodromic 3 valves per cylinder |
| Capacity | 992 cc / 60.5 cu-in |
| Cooling System | Liquid cooled |
| Bore x Stroke | 94 x 71.5 mm |
| Compression Ratio | 11.3:1 |
| Lubrication | Wet sump |
| Engine Oil | Synthetic, 20W/50 |
| Induction | Marelli electronic fuel injection, 50 mm throttle bodies |
| Ignition | Marelli electronic |
| Spark Plug | Champion, RA59GL |
| Starting | Electric |
| Max Power | 75 kW / 102 hp @ 8750 rpm |
| Max Torque | 93 Nm / 9.5 kgf-m / 62 ft-lb @ 7250 rpm |
| Clutch | Wet, multiple discs, cable operated |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Frame | Tubular steel trellis |
| Front Suspension | Showa 43 mm adjustable preload upside-down fork |
| Front Wheel Travel | 130 mm / 5.1 in |
| Rear Suspension | Progressive linkage with fully adjustable Sachs monoshock |
| Rear Wheel Travel | 148 mm / 5.8 in |
