Ducati ST3 (2004-05)

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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

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