| BMW Specifications from Moto Data website: www.moto-data.net |
| Model | R100RS |
| Years | 1986-89 |
| 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 | 8.45:1 |
| 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 W 7 DC / Beru 14-7 DU/ Champion N9YC |
| Starting | Electric |
| Max Power | 43.8 kW / 59.5 hp @ 6500 rpm |
| Max Torque | 74 Nm / 7.55 kg-m / 54.6 lb-ft @ 3500 rpm |
| Clutch | Dry single plate, with lever action diaphragm spring |
| Transmission | 5 Speed |
| Gear Ratio | 1st 4.4 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50 |
| Bevel / Crown wheel | 11 / 32 teeth or 10 / 32 teeth |
| Final Drive | Shaft |
| Frame | Double sown tubs, dual cradle |
| Front Suspension | Telescopic fork with hydraulic shock absorber. |
| Front Wheel Travel | 275 mm / 6.8 in |
| Rear Suspension | BMW Monolever swinging arm |
| Rear Wheel Travel | 121 mm / 4.7 in |
| Front Brakes | 2 x ∅285mm discs, 2 piston calipers |
| Rear Brakes | Simplex, ∅200 mm drum |
| Front Wheel | MTH 2.50 x 18 E |
| Rear Wheel | MTH 2.50 x 18 E |
| Front Tyre | 90/90 18 51 H |
| Rear Tyre | 120/90 18 65 H |
| Dimensions | Length 2175 mm / 85.6 in Width 800 mm / 314 in Height 1447 mm / 57.0 in |
| Wheelbase | 1447 mm / 57.67 in |
| Seat Height | 820 mm / 32.3 in |
| Ground Clearance | 140 mm / 5.5 in |
| Dry Weight | 190 kg / 418 lbs |
| Wet Weight | 220 kg / 485 lbs |
| Fuel Capacity | 22 Litres / 5.8 US gal |
| Fuel Consumption Average | 6.5L/100 km / 15.4 km/l / 36.2 US mpg |
| Braking 60 km/h - 0 / 100 km/h - 0 | 15.1 m / 45.3 m |
| Standing ¼ Mile | 13.0 sec / 160.8 km/h / 99.9 mph |
| Top Speed | 188.8 km/h / 117.3 mph |
| BMW Specifications from Moto Data website: www.moto-data.net |
| Model | R1100S |
| Years | 1999-2000 |
| Engine | Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder |
| Capacity | 1085 cc / 66.2 cu in |
| Bore x Stroke | 99 x 70.5 mm |
| Cooling System | Air/Oil cooled |
| Compression Ratio | 11.3:1 |
| Lubrication | Wet sump |
| Induction | Bosch fuel injection |
| Ignition | Bosch electronic |
| Battery | 12 V, 14 Ah (special equipment: 12V, 19 Ah) |
| Starting | Electric |
| Max Power | 71.4 kW / 98 hp @ 7500 rpm |
| Max Torque | 97 Nm / 9.9 kgf-m / 71.5 lb-ft.@ 5750 rpm |
| Clutch | Dry, single plate, cable operated |
| Transmission | 6 Speed |
| Final Drive | Shaft |
| Gear Ratios | 1st 2.050 / 2nd 1.600 / 3rd 1.270 / 4th 1.040 / 5th 0.900 / 6th 0.800 |
| Rear Wheel Ratio | 1:2.81 |
| Frame | Three section composite frame consisting of front & rear section, load bearing engine |
| Front Suspension | Motorrad Telelever, stanchion diameter 35mm, central strut, rebound damping adjustable. |
| Front Wheel Travel | 110 mm / 4.3 in |
| Rear Suspension | Paralever, central strut, spring preload adjustable to continuously variable levels by mean of a hydraulic handwheel, rebound adjustable damping. |
| Rear Wheel Travel | 130 mm / 5.1 in |
| Front Brakes | 2 x 320mm discs, 4 piston calipers |
| Rear Brakes | Single 276mm disc, 2 piston caliper |
| Wheels | Die cast aluminium wheels |
| Front Rim | 3.50 x 17" |
| Rear Rim | 5.00 x 17" (special equipment: 5.50 x 17") |
| Front Tyre | 120/70-ZR17 |
| Rear Tyre | 160/60-ZR18 |
| Dimensions | Length 2180 mm / 85.8 in Width 880 mm / 34.6 in Height 1160 mm / 45.6 in |
| Wheelbase | 1478 mm / 58.2 in |
| Seat Height | 800 mm / 31.4 in |
| Dry Weight | 229 kg / 505 lbs |
| Wet Weight | 236 kg / 520 lbs |
| Fuel Capacity | 18 Litres / US 4.76 gal |
| Fuel Reserve | 4 Litres / 1.05 US gal |
| Fuel Consumption Average | 6.0 L/100 km / 16.6 km/l / 39.0 US mpg |
| Braking 60 km/h- 0 | 13.5 m / 44.3 ft |
| Braking 100 km/h - 0 | 40.0 m / 131 ft |
| Standing ¼ Mile | 12.1 sec / 177.5 km/h / 110.3 mph |
| Top Speed | 218.7 km/h / 135.9 mph |
