Ducati 900 SS (1979)

Ducati900 SS (1979)

The Ducati 900 SS is a true icon of Italian engineering, born from the ashes of the company’s struggles in the early 1970s. Its predecessor, the 750 SS, had already made a name for itself with its dominance at Imola in 1972, but the 900 SS was a more assertive beast, designed to take on the ever-growing competition from Japan.

With a 90L twin-cylinder engine and bevel gear-driven SOHC, this bike exudes power and finesse. The 72hp output is impressive, propelling the rider to a top speed of 220 km/h with ease. But it’s not just about raw power – the Ducati 900 SS is an extension of its rider, responding eagerly to every input.

As you twist the throttle and feel the engine surge forward, you’re reminded that this is no mere superbike – it’s an experience that requires finesse, skill, and a deep connection with the machine. The Desmodromic valves, DellOrto carburettors, and precise handling all combine to create a ride that’s at once thrilling and refined.

The Ducati 900 SS is a testament to Italian ingenuity, a masterclass in engineering that will leave you breathless and yearning for more – it truly is the ultimate riding experience.

Key Specifications

Engine TypeFour stroke, 90Ltwin cylinder, SOHC, 2 valves per cylinder, bevel gear driven
Engine Capacity864 cc / 52.7 cu in
Max Power47.8 kw / 65 hp
Fuel Tank Capacity15 L / 4.0 US gal / 3.3 Imp gal
Weight (Wet/Kerb)494 lbs / 224 kg
Seat Height29.1 inches / 740 mm
Ducati900 SS (1979)

All Specifications

Make & Model

ModelDucati900 SS
Year1979

Engine

Engine TypeFour stroke, 90Ltwin cylinder, SOHC, 2 valves per cylinder, bevel gear driven
Displacement864 cc / 52.7 cu in
Bore x Stroke86 x 74.4 mm
Compression Ratio9.4:1
Max Horsepower47.8 kw / 65 hp
Engine Management System2 x Dell’Orto PHF 32C carburetors
Cooling SystemAir cooled

Performance

Top Speed205 km/h / 127mph

Transmission

ClutchWet, multiplate
Gearbox5 Speed
Primary Drive Ratio2.187:1 (32/70)
Gear Ratios1st 2.237 / 2nd 1.562 / 3rd 1.203 / 4th 1.000 / 5th 0.887
Final DriveChain

Electrical & Electronics System

BatteryYuasa B68 36Ah
StarterElectric

Chassis & Suspension

Front SuspensionMarzocchi telescopic fork
Rear SuspensionMarzocchi 330 mm dual shocks, 3-way adjustable

Wheels & Brakes

Front Wheel/Rim Size3.50 – 18
Rear Wheel/Rim Size4.25 – 18
Front Brakes2 x 280 mm Disc, 1 piston caliper
Rear BrakesSingle 280 mm disc

Dimension & Weights

Overall Length2260 mm / 88.9 in
Overall Width700 mm / 27.6 in
Overall Height1280 mm / 50.4 in
Seat Height29.1 inches / 740 mm
Wheelbase61.0 inches / 1550 mm
Fuel Tank Capacity15 L / 4.0 US gal / 3.3 Imp gal
Wet (kerb/curb) Weight494 lbs / 224 kg
Dry Weight216 kg / 476 lbs

Features

  • 4-stroke engine
  • 90L twin cylinder engine
  • SOHC design
  • 2 valves per cylinder
  • Bevel gear driven
  • Dual Dellorto PHM 40mm carburetors
  • 72hp at 9600 RPM
  • Top speed of 220 km/h
  • Right side shifter (later switched to left)
  • Improved kickstarter
  • Upgraded crank strength
  • Revised electrics
  • Improved engine timing
  • Black paint job with gold accents (for British market)
  • Cast Campagnolo wheels (replacing spoked wheels)
Ducati900 SS (1979)
Ducati900 SS (1979)

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