Ducati Monster S4 (2003)

The Ducati Monster S4 is a motorcycle produced in 2003 with a four-stroke, 90-degree L twin-cylinder, DOHC engine with desmodromic four valves per cylinder. It has a capacity of 916 cc/55.9 cu in, a bore x stroke of 94 x 66 mm, and a liquid cooling system with a compression ratio of 11:1. The lubrication is wet sump with semi-synthetic 10W/40 engine oil. The induction is a Marelli electronic fuel injection system with a 50mm throttle body, and the ignition is an analogue CDI (Capacitive Discharge Ignition) with Champion RA59GC spark plugs. The bike has electric starting capabilities, a max power of 74 kW/101 hp at 8750 rpm, and max torque of 92 Nm/9.3 kgf-m/67.85 ft-lb at 7000 rpm. The Monster S4 has a dry multiplate clutch with hydraulic control and a six-speed transmission with final drive via a chain. The tubular steel trellis frame supports Showa 43 mm upside-down fully adjustable forks at the front and a progressive linkage with a fully adjustable Sachs monoshock and piggyback aluminum swing arm at the rear. The brakes are comprised of two 320 mm discs with four-piston calipers at the front and a single 245 mm disc with a two-piston caliper at the back. The front and rear wheels use 120/70 ZR17 and 180/55 ZR17 tires respectively, while the rake is 24 degrees with a trail of 96 mm/3.8 in. The dimensions of the bike are 2121 mm/83.5 in in length, 885 mm/34.8 in in width, and 1222 mm/48.1 in in height, with a wheelbase of 1440 mm/56.7 in, a seat height of 803 mm/31.6 in, and a dry weight of 193 kg/425.5 lbs. The fuel capacity is 15 L/4.0 US gal/3.3 Imp gal, with a reserve of 3.5 L/0.9 US gal/0.8 Imp gal. The bike has an average consumption of 5.3 L/100 km/18.7 km/l/44 US mpg/53 Imp mpg, a standing 1/4 mile time of 11.1 sec/198 km/h/123 mph, and a top speed of 239 km/h/148.5 mph.


Technical specifications:

Make Model: Ducati Monster S4

Year: 2003


Engine: Four stroke, 90 degrees L twin cylinder, DOHC, desmodromic 4 valves per cylinder
Capacity: 916 cc / 55.9 cu in
Bore x Stroke: 94 x 66 mm
Cooling System: Liquid cooled
Compression Ratio: 11:1
Lubrication: Wet sump
Engine Oil: Semi-Synthetic, 10W/40
Induction: Marelli electronic fuel injection,50mm throttle body
Ignition: Analogue CDI (Capacitive Discharge Ignition)
Spark Plug: Champion, RA59GC
Starting: Electric
Max Power: 74 kW / 101 hp / @ 8750 rpm
Max Torque: 92 Nm / 9.3 kgf-m / 67.85 ft-lb @ 7000 rpm
Clutch: Dry multiplate with hydraulic control
Transmission: 6 Speed

Final Drive: Chain
Frame: Tubular steel trellis
Front Suspension: Showa 43 mm upside-down fully adjustable fork
Front Wheel Travel: 120 mm / 4.7 in
Rear Suspension: Progressive linkage with fully adjustable Sachs monoshock with piggy back aluminum swing arm.
Rear Wheel Travel: 148 mm / 5.8 in
Front Brakes: 2 x 320 mm Discs, 4 piston calipers
Rear Brakes: Single 245 mm disc, 2 piston caliper
Front Tyre: 120/70 ZR17
Rear Tyre: 180/55 ZR17
Rake: 24 degrees
Trail: 96 mm / 3.8 in
Dimensions: Length: 2121 mm / 83.5 in Width: 885 mm / 34.8 in Height 1222 mm / 48.1 in
Wheelbase: 1440 mm / 56.7 in
Seat Height: 803 mm / 31.6 in
Dry Weight: 193 kg / 425.5 lbs
Fuel Capacity: 15 L / 4.0 US gal / 3.3 Imp gal
Reserve: 3.5 L / 0.9 US gal / 0.8 Imp gal
Consumption Average: 5.3 L/100 km / 18.7 km/l / 44 US mpg / 53 Imp mpg
Standing 1/4 Mile: 11.1 sec / 198 km/h / 123 mph

Top Speed: 239 km/h / 148.5 mph

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