Category:
Sport Touring / Roadster Motorcycle
Target Audience:
Enthusiasts and owners seeking to maintain, repair, and understand their BMW R 1150 R Rockster.
Competitors:
Moto Guzzi V11 Le Mans, Ducati Monster S4, Triumph Speed Triple, Yamaha FJR1300 (in touring aspect).
Rockster Distinction:
Unique styling with exposed engine, distinctive fairing, and twin headlights, offering a blend of sportiness and touring capability.
Powertrain Heritage:
Leverages BMW's robust Boxer twin-cylinder engine, known for its torque and reliability.
Engine Mechanical:
Engine disassembly, assembly, inspection, tuning, valve adjustment, piston/ring replacement, crankshaft/connecting rod inspection and replacement, cylinder head service.
Engine Electrical:
Ignition system, fuel injection system (EFI), starter motor, alternator, battery, wiring diagrams, component testing, troubleshooting electrical faults.
Transmission Drivetrain:
Clutch operation and adjustment, gearbox inspection and repair, final drive (Paralever) inspection and service, driveshaft and universal joint checks.
Chassis Suspension:
Front fork (Telelever or similar BMW proprietary system), rear shock absorber adjustment and replacement, wheel bearing service, steering head bearing maintenance.
Brakes:
Brake system overhaul, hydraulic component service (master cylinders, calipers, lines), ABS system troubleshooting and bleeding (if equipped), pad and rotor replacement, brake fluid specifications.
Fuel System:
Fuel tank maintenance, fuel pump operation, fuel filter replacement, injector cleaning and testing, throttle body service.
Exhaust System:
Exhaust pipe and muffler inspection and replacement, catalytic converter information.
Bodywork Fairings:
Panel removal and installation, seat servicing, lighting system maintenance, minor bodywork repairs.
Wheels Tires:
Tire pressure specifications, wheel removal and installation, spoke tension checks (if applicable).
Scheduled Maintenance:
Detailed service intervals for oil changes, filter replacements, valve adjustments, fluid checks, lubrication points, and component inspections.
Troubleshooting:
Diagnostic procedures for common problems, fault codes interpretation (if applicable), systematic fault finding guides.
Repair Procedures:
Step-by-step instructions for component removal, installation, and repair, including torque specifications for critical fasteners.
Adjustments:
Carburetor (if applicable, though likely EFI), clutch, throttle cable, and suspension adjustments.
Diagnostic Testing:
Testing of electrical components, sensors, actuators, and engine control unit (ECU) functions.
Depth Level:
Comprehensive (covering basic maintenance to full engine rebuilds and complex electrical diagnostics).
Detail Level:
Detailed, with exploded views, diagrams, schematics, and precise specifications.
File Type:
PDF (Portable Document Format)
Searchability:
Likely contains searchable text for quick reference.
Image Resolution:
High-resolution images and diagrams for clarity.
Physical Format Note:
Not applicable for digital format; if printed, typically comb-bound or perfect-bound.
Physical Format Note 2:
Not applicable for digital format; if printed, typically on durable, glossy paper.
Engine Type:
Air/oil-cooled, four-stroke flat-twin (Boxer) engine
Bore X Stroke:
101 mm x 70.5 mm
Valve Train:
2 valves per cylinder, overhead camshaft (OHC), pushrod actuated
Cylinder Heads:
Two (one per cylinder)
Cooling System:
Air cooling with oil cooling for engine internals.
Horsepower Peak:
Approx. 95 hp (70 kW) at 7250 rpm
Torque Peak:
Approx. 100 Nm (74 lb-ft) at 5500 rpm
Fuel Delivery:
Electronic Fuel Injection (EFI) with twin spark ignition for each cylinder.
Fuel Type:
Unleaded gasoline, minimum 95 octane (RON).
ABS Availability:
Optional BMW Integral ABS (Anti-lock Braking System) available.
Braking System:
Dual front disc brakes, single rear disc brake. Integral ABS available with linked front/rear braking.
Lighting:
Twin halogen headlights, LED taillight, front and rear turn signals.
Chassis Design:
Robust frame and suspension designed for stability and rider control.
Oil Change Interval:
Every 10,000 km (6,200 miles) or annually, whichever comes first.
Valve Adjustment Interval:
Every 20,000 km (12,400 miles).
Spark Plug Replacement:
Every 20,000 km (12,400 miles), or as per manual recommendations for twin-spark systems.
Engine Oil Type:
BMW recommends specific grades, often a fully synthetic SAE 20W-50 or SAE 15W-50 motorcycle oil meeting API SG/SH or JASO MA standards. Consult manual for precise BMW part numbers or specifications.
Engine Oil Capacity:
Approx. 3.0 liters (3.2 US quarts) with oil filter change.
Transmission Oil Type:
Hypoid gear oil, SAE 90 API GL-5. Consult manual for specific BMW part numbers.
Transmission Oil Capacity:
Approx. 0.25 liters (0.26 US quarts).
Final Drive Oil Type:
Hypoid gear oil, SAE 90 API GL-5. Consult manual for specific BMW part numbers.
Final Drive Oil Capacity:
Approx. 0.20 liters (0.21 US quarts).
Brake Fluid Type:
DOT 4 synthetic brake fluid.
Clutch Slave Cylinder:
Potential for seal leaks in the clutch slave cylinder, leading to clutch fluid loss and engagement issues.
Fuel Pump Reliability:
Early models or those with high mileage may experience fuel pump issues.
Alternator Rotor:
The alternator rotor can develop cracks over time, leading to charging system failure. Regular inspection is recommended.
Paralever Pivot Bearings:
Wear in the Paralever pivot bearings can cause rear-end play and handling issues.
Bmw Motorrad Legacy:
BMW Motorrad boasts a long history of producing durable, technically advanced motorcycles, particularly known for its Boxer engine configurations and shaft drive systems.
R Series Heritage:
The R 1150 R Rockster is part of the long lineage of BMW's R series motorcycles, evolving from earlier models like the R 100 series and the standard R 1150 R.
Rockster Concept:
The Rockster was introduced as a sportier, more aggressive variant of the R 1150 R, featuring unique styling elements and a focus on performance and rider engagement.
Manufacturing Location:
Berlin, Germany
Motorcycle Press Reviews:
While specific awards are not widely documented, the R 1150 R Rockster was generally well-received by motorcycle press for its performance, handling, and distinctive styling, often praised for its comfortable yet sporty riding position.
Reliability Perception:
Generally regarded as reliable, reflecting BMW's reputation, though specific component wear can occur with age and mileage.
