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R25
Model Documentation
Model Specifications | |
|---|---|
| Drivetrain | |
| Displacement | 247cc |
| Cylinders | 1 |
| Bore x Stroke (mm) | 68 x 68 |
| HP @ RPM | 12 @ 5600 |
| Compression Ratio | 6.5:1 |
| Valves | OHV, 2 per cylinder |
| Clutch | Dry, single plate, cable operated |
| Transmission | 4 speed, foot shifted |
| Final Drive | Driveshaft |
| Running Gear | |
| Frame | Tubular steel double cradle |
| Front Suspension | Undamped telescopic fork |
| Rear Suspension | Plunger |
| Front Brakes | 160mm drum, single leading shoe |
| Rear Brakes | 160mm drum, single leading shoe |
| Electrical | |
| Ignition | Battery/coil |
| Spark Plugs | Bosch W240T1 |
| Generator | Noris ZLZ 6/45/60/1 6V 45W |
| Capacities & Measurements | |
| Weight | 140kg |
| Fuel | 12l |
| Wheelbase | 1335mm |
| Top Speed | 95kph |
| Number Produced | 23400 |
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.