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R45 / R45TIC
Model Documentation
Model Specifications | |
|---|---|
| Drivetrain | |
| Displacement | 473cc |
| Cylinders | 2 |
| Bore x Stroke (mm) | 70 x 61.5 |
| HP @ RPM | 35 @ 7250 |
| Compression Ratio | 9.2:1 |
| Valves | OHV, 2 per cylinder |
| Clutch | Dry, single plate, cable operated |
| Transmission | 5 speed, foot shifted |
| Final Drive | Driveshaft |
| Running Gear | |
| Frame | Tubular steel double cradle |
| Front Suspension | Hydraulically damped telescopic fork |
| Rear Suspension | Twin shock swingarm |
| Front Brakes | Brembo 260mm hydraulic disc single piston |
| Rear Brakes | 200mm drum, single leading shoe |
| Electrical | |
| Ignition | Battery/coil |
| Spark Plugs | Bosch W5D |
| Generator | Bosch G1 14 13V 21A 280W |
| Capacities & Measurements | |
| Weight | 205kg |
| Fuel | 22l |
| Wheelbase | 1390mm (1981-on, 1400mm) |
| Top Speed | 160kph |
| Number Produced | 28158 |
No US production. Serial numbers 627xxxx, 629xxxx, and 630xxxx were 35HP (total production 12275); rest were 27HP.
The information provided here was obtained from a variety
of public sources and may not reflect official BMW archival data.
Please contact the BMW Archives for official data
regarding models.