Ducati ST4 (1999 – 2000)

Ducat ST4 (1999 - 2000)

Imagine yourself riding through winding roads on a powerful 996cc engine, its four-stroke, twin-cylinder heart beating in perfect harmony. The Ducati ST4’s DOHC, desmodromic design ensures silky-smooth power delivery, while the 90-degree L-twin configuration provides an unmistakable character that sets it apart from other sportbikes.

As you settle into the bike’s ergonomic riding position, the ST4’s intuitive handling and responsive steering become apparent. The smooth-shifting six-speed transmission and precise clutch operation allow for seamless gear changes, making every ride a joyous experience.

With its aggressive styling and impressive performance capabilities, the Ducati ST4 is an outstanding choice for riders seeking a thrilling, yet refined riding experience. Its unique blend of power, handling, and style has won over many enthusiasts, earning it a loyal following among sportbike aficionados.

Key Specifications

Engine TypeFour stroke, 90 L twin cylinder, DOHC, desmodromic 4 valves per cylinder
Engine Capacity916 cc / 55.9 cu in
Max Power78.7 kw / 107 hp
Max Torque89 Nm / 9 kgf-m / 65.6 ft-lb @ 7500 rpm
Fuel Tank Capacity5.5 US gallons / 21.0 L
Seat Height32.3 inches / 820 mm
Ducat ST4 (1999 - 2000)

All Specifications

Make & Model

ModelDucat ST4
Year1999 – 2000

Engine

Engine TypeFour stroke, 90 L twin cylinder, DOHC, desmodromic 4 valves per cylinder
Displacement916 cc / 55.9 cu in
Bore x Stroke94 x 66 mm
Compression Ratio11.0:1
Max Horsepower78.7 kw / 107 hp
Max Torque89 Nm / 9 kgf-m / 65.6 ft-lb @ 7500 rpm
Engine Management SystemFuel injection, 50 mm throttle body, Marelli 1.6M
Lubrication SystemWet sump
Cooling SystemLiquid cooled
Exhaust2 aluminum mufflers with catalytic converter (non-catalytic on USA version)

Performance

Top Speed251 km/h / 156 mph

Transmission

ClutchHydraulically actuated dry multiplate clutch
Gearbox6 Speed
Primary Drive Ratio1.84:1 (32/59)
Gear Ratios1st 2.466 / 2nd 1.765 / 3rd 1.350 / 4th 1.091 / 5th 0.958 / 6th 0.857:1
Final DriveChain

Electrical & Electronics System

Battery12V 16Ah
StarterElectric

Chassis & Suspension

Frame TypeSteel, Trellis frame
Front SuspensionShowa GD081 43mm upside-down fully adjustable fork.
Front Suspension Travel5.1 inches / 130 mm
Rear SuspensionProgressive linkage with fully adjustable Showa GD082 monoshock with piggy back aluminum swing arm.
Rear Suspension Travel5.8 inches / 148 mm

Wheels & Brakes

Front Tire Size120/70 – ZR17
Rear Tire Size180/55 – ZR17
Front Brakes2x 320 mm Discs, 4 piston calipers
Rear BrakesSingle 245 mm disc, 2 piston caliper

Dimension & Weights

Overall Length2070 mm / 81.5 in
Overall Width910 mm / 35.8 in
Overall Height1180 mm / 46.5 in
Seat Height32.3 inches / 820 mm
Wheelbase56.3 inches / 1430 mm
Fuel Tank Capacity5.5 US gallons / 21.0 L
Dry Weight214.5 kg / 474 lbs

Features

  • Four stroke engine
  • 90 degree L twin cylinder configuration
  • DOHC (dual overhead camshaft) design
  • Desmodromic valve actuation
  • 4 valves per cylinder
  • Twin cylinder configuration
  • Fuel injection system
  • Sport-touring chassis design
  • Mounted with a stock 916 superbike engine
Ducat ST4 (1999 - 2000)
Ducat ST4 (1999 - 2000)

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