Ducati 900 SS (1979)
Comparison technical specifications
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| Make: | Ducati | 
| Model: | 900 SS | 
| Years: | 1979 | 
| Engine: | Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven | 
| Capacity: | 864 cc / 52.7 cu in | 
| Bore x Stroke: | 86 x 74.4 mm | 
| Compression Ratio: | 9.4:1 | 
| Cooling System: | Air cooled | 
| Induction: | 2 x Dell'Orto PHF 32C carburetors | 
| Spark Plugs: | Bosch WM7B | 
| Ignition: | Electronic | 
| Battery: | Yuasa B68 36Ah | 
| Starting: | Electric | 
| Max Power: | 47.8 kW / 65 hp @ 7500 rpm | 
| Clutch: | Wet, multiplate | 
| Transmission: | 5 Speed | 
| Primary Drive Ratio: | 2.187:1 (32/70) | 
| Gear Ratios: | 1st 2.237 / 2nd 1.562 / 3rd 1.203 / 4th 1.000 / 5th 0.887 | 
| Final Drive Ratio: | 2.400:1 (15/36) | 
| Final Drive: | Chain | 
| Front Suspension: | Marzocchi telescopic fork | 
| Rear Suspension: | Marzocchi 330 mm dual shocks, 3-way adjustable | 
| Front Brakes: | 2 x 280 mm Disc, 1 piston caliper | 
| Rear Brakes: | Single 280 mm disc | 
| Front Wheel: | 3.50 - 18 | 
| Rear Wheel: | 4.25 - 18 | 
| Dimensions: | Length: 2260 mm / 88.9 in Width: 700 mm / 27.6 in Height: 1280 mm / 50.4 in | 
| Wheelbase: | 1550 mm / 61.0 in | 
| Seat Height: | 740 mm / 29.1 in | 
| Dry Weight: | 216 kg / 476 lbs | 
| Wet Weight: | 224 kg / 494 lbs | 
| Braking: 100 km/h - 0: | 39 m / 128 ft | 
| Fuel Capacity: | 15 L / 4.0 US gal / 3.3 Imp gal | 
| Top Speed: | 205 km/h / 127 mph | 
| Manual: | Bevelheaven.com | 
| Road Test: | BIKE 1978 Ducati 900SS vs Le Mans III | 
