| Technical Data | R1150GS |
| Starter motor | |
| Type | Permanent-magnet motor with planetary gear drive |
| Gear ratio | Planetary gears 5.5 : 1 |
| Power rating, kW | 1.1 |
| Alternator | |
| Type | Three-phase alternating-current generator with integrated all-electronic voltage regulator Standard: Denso, Option: Bosch |
| Drive | Poly-V belt |
| Gear ratio | 1 : 1.5 |
| Maximum output rating, W/V | 560/14 (option: 700/14) |
| Maximum current at engine speed 4,000 rpm, A | 40 (option: 50) |
| Nominal current at engine speed 1,000 rpm, A | 10 (option: 18) |
| Max. operating speed, rpm | 18,000 (option: 20,000) |
| Spark plug | |
| NGK | BKR 7 EKC |
| Electrode gap, mm (in) | 0.8 (0.03) |
| Wear limit, mm (in) | 1.0 (0.04) |
| Thread, metric | M14x1.25 |
| Ignition | |
| Ignition system | Motronic MA 2.4 (mapped characteristic control) |
| Ignition trigger | Two magnetic gates (Hall-effect transmitters) driven by crankshaft |
| Ignition timing,°CS | 0° ... + 43° before TDC |
| Static ignition timing,°CS | Adjustment at TDC |
| Ignition coil | |
| Twin-spark coil | Beru |
| Resistance: Primary, Ω | ~0.5 |
| between terminals 15 and 1 | |
| Secondary, kΩ | ~7.5 when cold |
| between terminals 4a and 4b |
Engine electric specification (BMW R1150GS)
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- Information for owner
- Introduction to manual
- Maintenance
- Engine and systems
- Engine repair
- Fuel and exhaust systems
- Transmission
- Running gear and frame
- Frame and hinged elements
- Front suspension and handlebar
- Rear wheel drive
- Wheels and tires
- Brake system
- Electric equipment
- Equipment and devices
- Starting and charging system