Start of Production | 1928 | |
| End of Production | 1929 | |
| Numbers Produced | 4,355 | |
| Price | 1,650 RM | |
| Engine |
| |
| Internal Designation | M 56 | |
| Motor Type | Four-stroke two cylinder flat twin | |
| Bore x Stroke | 78 x 78 mm (3.07 x 3.07 in) | |
| Displacement | 745 cc | |
| Max Power | 18 hp at 3,400 rpm | |
| Compression Ratio | 5.5 : 1 | |
| Valves | SV | |
| Carburation System | 1 carburettor, Type BMW Spezial 2 valve 22 mm | |
| Engine Lubricating System | Forced feed lubrication | |
| Oil Pump | Gear pump | |
| | | |
| Power Transmission |
| |
| Clutch | Single plate, dry - two plates from engine No. 64101 | |
| Number of Gears | 3 | |
| Shifting | Manual | |
| Gearbox Ratios | 2.83 / 1.55 / 1.08 | |
| Rear Wheel Ratio | 1 : 4.07 (1 : 5.18 with sidecar) | |
| Bevel/Crownwheel | 14 / 57 teeth (11 / 57 with sidecar) | |
| | | |
| Electrical System |
| |
| Ignition System | Bosch high voltage magneto ignition | |
| Generator | Bosch magneto generator on request | |
| Spark Plugs | Bosch W 175 | |
| | | |
| Chassis |
| |
| Designation | F56 | |
| Frame | Twin loop steel tubular frame | |
| Front wheel suspension | Plate spring, 6 laminae | |
| Rear wheel suspension | Rigid | |
| Wheel rims | Deep bed 19 x 3 | |
| Tyres, Front | 26 x 3.5 low pressure or 26 x 3.25 high pressure | |
| Tyres, Rear | 26 x 3.5 low pressure or 26 x 3.25 high pressure | |
| Brakes, Front | Drum brake 200 mm / 7.87 in diameter | |
| Brakes, Rear | External shoe brake at the gearing on Cardan shaft | |
| | | |
| Dimensions/Weights |
| |
| Length x Width x Height | 2100 x 800 x 950 mm (82.67 x 3.14 x 37.40 in) | |
| Wheel Base | 1400 mm / 55.11 in | |
| Fuel Tank Capacity | 12.5 litres / 2.74 gal / 3.30 gal US | |
| Unladen Weight with Full Tank | 155 Kg / 341 lb | |
| Load Rating | 210 Kg / 462 lb | |
| Fuel Consumption | 5 litres 100 Km approx. / 56 mpg / 47 mpg US | |
| Oil Consumption | 1 - 2 litres per 1,000 Km approx. | |
| Top Speed | 115 Kph / 71 mph | |
Currently you are reading "1929 BMW-R62" by Unknown on the day Tuesday, February 16, 2010 Time 8:07 PM, in category
BMW
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