| MODEL | BMW R 1100RT 75TH ANNIVERSARY 1998 |
| Year | 1998 |
| Engine Type | Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder |
| Displacement / Capacity | 1085 cc / 66.2 cu in |
| Bore X Stroke | 99 x 70.5 mm |
| Compression Ratio | 10.7:1 |
| Cooling System | Air/Oil cooled |
| Max Power | 67.1 kW / 90 hp @ 7250 rpm |
| Max Torque | 95 Nm / 9.7 kgf-m / 69 lb-ft @ 5500 rpm |
| Ignition | Electronic ignition MA 2.2 Bosch Motronic |
| Induction | Fuel injection |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Wet sump |
| Gear Box | 5 Speed |
| Clutch | Dry, single plate |
| Final Drive | Shaft |
| CHASSIS SPECS | |
| Frame | Steel backbone frame |
| Front Suspension | Telelever with central spring strut & linear-rate coil spring, twin-tube gas-filled shock, 120 mm / 4.7 in travel |
| Rear Suspension | Paralever swingarm & shaft drive, single-tube gas-filled shock, variable rebound setting, 135 mm / 5.3 in travel |
| Front Brakes | 2 x 305 mm discs, 4 piston calipers |
| Rear Brakes | Single 276 mm disc, 2 piston caliper |
| DIMENSION SPECS | |
| Overall Length | 2205 mm / 86.8 in |
| Overall Width | 900 mm / 35.4 in |
| Overall Height | 1380 mm / 54.3 in |
| Seat Height | 800 mm / 31.4 in (optional 780 mm / 30.7 in or 820 mm / 32.3 in) |
| Wheelbase | 1485 mm / 58.5 in |
| Ground Clearance | 153 mm / 6.2 in |
| Dry Weight | 256 kg / 571 lbs |
| Wet Weight | 282 kg / 622 lbs |
| WHEEL SPECS | |
| Front Tyre | 120/70-ZR17 |
| Rear Tyre | 160/60-ZR18 |
| FUEL SYSTEM | |
| Fuel Capacity | 23 Litres / 6.1 US gal |
| Fuel Consumption | 6.1 L/100 km / 16.3 km/l / 38.3 US mpg |
| Top Speed | 203.3 km/h / 126.3 mph |
Marking 75 years of BMW motorcycles, this 1998 edition of the R 1100RT was finished in Arctic Silver with the seat and knee pads in Classic Red or black. Heated grips and a built-in radio/cassette player were standard, and the bike carried anniversary badging. Underneath it was the regular RT; the US price was about $23,750.
