BMW R 24
Number sold 12.020
Price 1.750,- DM
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| Internal Designation | 224/1 |
| Engine type | four-stroke vertical single cylinder engine |
| Bore/stroke | 68 x 68 mm |
| Cubic capacity | 247 cm3 |
| Max power | 12 PS at 5600 rpm |
| Compression ratio | 6,75 : 1 |
| Valves per cylinder | ohv |
| Carburation system | 1 Bing type AJ 1 / 22 / 140 b |
| Engine lubrication | forced-feed lubrication |
| Oil pump | gear pump |
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| Power transmission | |
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| Clutch | single discs, dry |
| Number of gears | 4 |
| Shifting | foot Shifting (+ auxiliary manual switch on gearing block) |
| Gear ratios | 6,1 / 3,0 / 2,04 / 1,54 |
| Rear wheel ratio | 1 : 4,18 or 4,25 : 1 |
| Bevel/crown wheel | 11/46 or 8 / 34 teeth |
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| Electrical system | |
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| Alternator | Bosch 6V / 45 W |
| Ignition | battery ignition |
| Spark plugs | Bosch DM 240 T 1or Bosch W 225 T 1 |
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| Suspension | |
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| Designation | 224/1 |
| Type of frame | closed steel twin-loop frame, bolted |
| Front suspension | telescopic fork |
| Rear suspension | rigid |
| wheel rims | 2,5 x 19 |
| Tyres front | 3 x 19 |
| Tyres rear | 3 x 19 |
| Brakes front | drum brake Ø 160 mm |
| Brakes rear | drum brake Ø 160 mm |
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| Dimensions and weights | |
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| Length x width x height | 2020 x 750 x 710 (saddle) mm |
| Ground clearance | 108 mm |
| Tank capacity | 12 l |
| Unladen weight, full tank | 130 kg |
| permitted loading | 290 kg |
| Fuel consumption | ca. 3,5 l / 100 km |
| Oil consumption | ca. 1 l / 1000 km |
| Top speed | 95 km/h |
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