| MODEL | DUCATI 851 STRADA 1990 |
| Year | 1990 |
| Engine Type | Four stroke, 90° V-twin (L-twin), DOHC, desmodromic, 4 valves per cylinder, belt driven |
| Displacement / Capacity | 851 cc / 51.9 cu in |
| Bore X Stroke | 92 x 64 mm |
| Compression Ratio | 11:1 |
| Cooling System | Liquid cooled |
| Max Power | 77 kW / 105 hp @ 9000 rpm |
| Max Torque | 71.2 Nm / 52.5 ft-lb @ 7250 rpm |
| Ignition | Inductive, magnetically triggered |
| Induction | Weber I.A.W. CPU P7 electronic fuel injection, 2 x 50 mm throttle bodies |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6 Speed |
| Clutch | Dry, multiplate |
| Final Drive | Chain, ratio 2.6:1 (15/39) |
| CHASSIS SPECS | |
| Frame | Tubular steel |
| Front Suspension | Marzocchi M1R upside-down fork, rebound and compression damping adjustable |
| Rear Suspension | Marzocchi Supermono shock, preload and damping adjustable, rising rate swingarm |
| Front Brakes | 2 x 320 mm disc, 4 piston calipers |
| Rear Brakes | Single 245 mm disc, 2 piston caliper |
| DIMENSION SPECS | |
| Overall Length | 2000 mm / 78.7 in |
| Overall Width | 670 mm / 26.4 in |
| Overall Height | 1120 mm / 44.1 in |
| Seat Height | 760 mm / 29.9 in |
| Wheelbase | 1430 mm / 56.3 in |
| Ground Clearance | — |
| Dry Weight | 190 kg / 419 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 120/70 x 17 |
| Rear Tyre | 180/55 x 17 |
| FUEL SYSTEM | |
| Fuel Capacity | 20 Litres / 5.3 US gal / 4.4 Imp gal |
| Fuel Consumption | 5.1 L/100 km / 45.9 US mpg |
| Top Speed | 240.9 km/h / 149.7 mph |
The 1990 Strada carried on the 17-inch-wheeled 851 formula: eight-valve liquid-cooled desmodromic V-twin with Weber-Marelli injection in a steel trellis frame. It was the everyday road version of the machine that took Raymond Roche to the 1990 World Superbike title.
