BMW R 17 (1935-37) vs Ducati 250 GT / 250 Monza (1964-67)
Comparison technical specifications
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| Make: | BMW | Ducati |
| Model: | R 17 | 250 GT / 250 Monza |
| Years: | 1935-37 | 1964-67 |
| Engine: | Four stroke, two cylinder flat twin, OHV, 2 valves per cylinder. | Four stroke, single cylinder, Desmo SOHC, bevel gear-drive |
| Capacity: | 735 cc / 44.9 cu in. | 248.6 cc / 15.2 cu in |
| Bore x Stroke: | 63 x 68 mm | 74 x 57.8 mm |
| Compression Ratio: | 6.5:1 | 8:1 |
| Cooling System: | Air cooled | Air cooled |
| Induction: | 2 x Carburetor Amal 76/424 | Dell'orto UBF24BS carburetor |
| Ignition: | Battery | 6V 60W generator |
| Starting: | Kick | Kick |
| Clutch: | Double plates, dry | Wet, multi-plate |
| Max Power: | 24.6 kW / 33 hp @ 5000 rpm | GT: 13.7 kW / 18.4 hp @ 7200 rpm Monza: 16.4 kW / 22 hp @ 7200 rpm |
| Transmission: | 4 Speed | 5 Speed |
| Final Drive: | Shaft | Chain |
| Frame: | Twin loop pressed steel frame | Single downtube, open frame with large diameter backbone tube |
| Front Suspension: | Telescopic fork | Hydraulic telescopic fork, Ducati 31.5 mm |
| Rear Suspension: | Rigid, spring loaded saddle | Swingarm, dual shocks, Marzocchi |
| Rear Brakes: | ∅200mm Drum | Drum, 160 mm |
| Front Tyre: | 3.50 x 19" | 2.75-18 |
| Rear Tyre: | 3.50 x 19" | 3.00-18 |
| Fuel Capacity: | 14 L / 3.7 US gal | 13 L / 3.4 US gal / 2.9 Imp gal |