The BMW R 1100RT 75th Anniversary motorcycle was produced in 1998. It has a four-stroke, two-cylinder, horizontally opposed Boxer engine with 4 valves per cylinder, a capacity of 1085 cc/66.2 cu in, and a compression ratio of 10.7:1. The bike is air/oil cooled, has fuel injection for induction, and electronic ignition. The alternator is 12V, 700W and the spark plug is a Bosch FR6 DDC. The bike has a dry, single plate, cable-operated clutch and a 5-speed transmission with a shaft as the final drive. The steel, backbone frame has a Telelever with central spring strut and linear-rate coil spring for front suspension and a Paralever swingarm, and shaft drive for rear suspension. The bike has a front wheel travel of 120 mm/4.7 in and a rear wheel travel of 135 mm/5.3 in. The front brakes have 2x305mm discs with 4 piston calipers and the rear brakes have a single 276mm disc with a 2 piston caliper. The bike has a fuel capacity of 23 litres/US 6.1 gallons and gets an average consumption of 6.1 L/100 km/16.3 km/l/38.3 US mpg. Its top speed is 203.3 km/h/126.3 mph with a braking distance of 14.1m/46.3ft at 60km/h and a standing 1/4 mile time of 12.7 sec/168.8 km/h/104.9 mph. The bike had a dry weight of 256 kg/571 lbs and a wet weight of 282 kg/622 lbs with a seat height of 800mm/31.4in, which is adjustable. The bike was released to celebrate the 75th anniversary of BMW.
Technical specifications:
Make Model: BMW R 1100RT 75th Anniversary
| Year | 1998 |
|---|---|
| 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 | 10.7:1 |
| Lubrication | Wet sump |
| Induction | Fuel injection |
| Ignition | Electronic ignition MA 2.2 Bosch Motronic |
| Alternator | 12 V, 700 W |
| Spark Plug | Bosch, FR6 DDC |
| Starting | Electric |
| Max Power | 67.1 kW / 90 hp @ 7250 rpm |
| Max Power Rear Tyre | 60.4 kW / 81 hp @ 6900 rpm |
| Max Torque | 95 Nm / 9.7 kgf-m / 69 [email protected] 5500 rpm |
| Clutch | Dry, single plate, cable operated |
| Transmission | 5 Speed |
| Final Drive | Shaft |
| Gear Ratio | 1st 4.16 / 2nd 2.91 / 3rd 2.13 / 4th 1.74 / 5th 1.45:1 |
| Rear Wheel Ratio | 1:2.81 |
| Frame | Steel, backbone frame |
| Front Suspension | Telelever with central spring strut & linear-rate coil spring. Twin-tube gas-filled shock |
| Front Wheel Travel | 120 mm / 4.7 in |
| Rear Suspension | Paralever swingarm & shaft drive, single-tube gas-filled shock, variable rebound setting |
| Rear Wheel Travel | 135 mm / 5.3 in |
| Front Brakes | 2 x 305mm discs, 4 piston calipers |
| Rear Brakes | Single 276mm disc, 2 piston caliper |
| Front Tyre | 120/70-ZR17 |
| Rear Tyre | 160/60-ZR18 |
| Dimensions | Length 2205 mm / 86.8 in Width 900 mm / 35.4 in Height 1380 mm / 54.3 in |
| Wheelbase | 1485 mm / 58.5 in |
| Seat Height | 800 mm / 31.4 in. Optional adjustable: 780 mm / 30.7 in / 820 mm / 32.3 in |
| Ground Clearance | 153 mm / 6.2 in |
| Dry Weight | 256 kg / 571 lbs |
| Wet Weight | 282 kg / 622 lbs |
| Fuel Capacity | 23 Litres / US 6.1 gal |
| Consumption Average | 6.1 L/100 km / 16.3 km/l / 38.3 US mpg |
| Braking 60 km/h- 0 | 14.1 m / 46.3 ft |
| Braking 100 km/h – 0 | 41.3 m / 135.5 ft |
| Standing 1/4 Mile | 12.7 sec / 168.8 km/h / 104.9 mph |
| Top Speed | 203.3 km/h / 126.3 mph |
