BMW R 100S (1976-78) technical specifications
BMW R 100S is produced in 1976-78. Engine is Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder, displacement 980 cc / 59.8 cu in , produces power 51 kW / 70 hp @ 7000 rpm and 76 Nm / 7.7 kgf-m / 56 ft-lb @ 6000 rpm. BMW R 100S top speed is 190.7 km/h / 118.5 mph. BMW R 100S wet weight is 220 kg / 484 lbs. BMW R 100S has 2 photos.
Technical specifications
+ Add to 'Compare list'| Model: | R 100S |
| Years: | 1976-78 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder |
| Capacity: | 980 cc / 59.8 cu in |
| Bore x Stroke: | 94 x 70.6 mm |
| Cooling System: | Air cooled |
| Compression Ratio: | 9.5:1 |
| Lubrication: | Wet sump |
| Induction: | 2 x constant depression carburettors, Bing 94/40/105 - 94/40/106 |
| Ignition: | Battery ignition |
| Alternator: | Bosch 12V/240 W |
| Battery: | Bosch 0.6 hp (from 1978: 0.7 Kw) |
| Starting: | Electric |
| Max Power: | 51 kW / 70 hp @ 7000 rpm |
| Max Torque: | 76 Nm / 7.7 kgf-m / 56 ft-lb @ 6000 rpm |
| Clutch: | Dry single plate, with diaphragm spring |
| Transmission: | 5 Speed |
| Gear Ratio: | 1st 4.4 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50 : 1 |
| Gear Ratio Sport Version: | 1st 3.38 / 2nd 2.43 / 3rd 1.93 / 4th 1.67 / 5th 1.50 |
| Rear Wheel Ratio: | 1:2.91 or 1:3.00 |
| Frame: | Double sown tubs, dual cradle |
| Front Suspension: | Telescopic fork with hydraulic shock absorber. |
| Front Wheel Travel: | 200 mm / 7.8 in |
| Rear Suspension: | Long swinging arm with adjustable strut. |
| Rear Wheel Travel: | 125 mm / 4.9 in |
| Front Brakes: | 2 x ∅260mm Discs, 2 piston calipers |
| Rear Brakes: | 260mm Drum |
| Front Wheel: | 1.85 B 19 |
| Rear Wheel: | 2.15 B 18 |
| Front Tyre: | 3.25-19 |
| Rear Tyre: | 4.00-18 |
| Dimensions: | Length 2130 mm / 83.8 in Width 746 mm / 29.37 in Height 1210 mm / 47.6 in |
| Wheelbase: | 1465 mm / 57.67 in |
| Seat Height: | 820 mm / 32.3 in |
| Ground Clearance: | 165 mm / 6.49 in |
| Wet Weight: | 220 kg / 484 lbs |
| Fuel Capacity: | 24 Litres / 6.3 US gal |
| Consumption Average: | 5.2 L/100 km / 19.1 km/l / 45 US mpg |
| Standing ¼ Mile: | 12.974 sec. / 166.3 km/h / 103.32 mph |
| Top Speed: | 190.7 km/h / 118.5 mph |
| Road Test: | Cycle 1977 |
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