🏷️ Basic Information

Make:

BMW

Model:

R 80 / R 100

Model Variant:

R 80, R 100

Motorcycle Type:

Roadster / Touring

Covered Years:

1999-2008

Chassis Codes:

R259 (Monolever and Paralever variants applicable to this era R100 models)

👋 Introduction

Target Audience:

BMW motorcycle owners, independent repair shops, and motorcycle enthusiasts seeking in-depth service information.

Competitor Manuals:

Offers dealership-level accuracy compared to generic aftermarket manuals.

Utility:

Empowers owners and technicians to perform accurate diagnostics, maintenance, and repairs, reducing reliance on authorized service centers.

Content Value:

Includes critical technical data often omitted in owner's manuals, such as detailed component torque values and diagnostic flowcharts.

📋 Manual Details

Systems Covered:

Engine, Transmission, Drivetrain, Suspension, Brakes, Electrical System, Fuel System, Exhaust System, Chassis, Bodywork, Controls, Lubrication, Cooling, Maintenance, Troubleshooting, Specifications.

Procedures Included:

Routine maintenance, component inspection, disassembly and reassembly, troubleshooting diagnostics, electrical system testing, fuel system adjustments, suspension setup, brake servicing, engine tuning, overhaul procedures, and repair guidance.

Technical Depth:

Comprehensive factory-level technical data, including detailed diagrams, torque specifications, diagnostic procedures, and rebuild instructions.

Estimated Page Count:

500+

Type:

Factory Service Repair Manual

Language:

English

Format:

Digital (PDF)

📊 Manual Specifications

File Format:

Searchable PDF

Print Quality:

High-resolution scans suitable for printing

Binding Type:

N/A (Digital)

Paper Type:

N/A (Digital)

Completeness:

Complete factory service and repair documentation

⚙️ Engine Specifications

Engine Type:

Air-cooled, four-stroke, horizontally opposed boxer-twin engine

Engine Displacement:

800cc and 1000cc (specific to R 80 and R 100 models)

Bore X Stroke R80:

82.5 mm x 74.5 mm (typical)

Bore X Stroke R100:

94 mm x 70.6 mm (typical)

Horsepower R80:

Approx. 50-60 HP (varies by specific model variant)

Horsepower R100:

Approx. 60-70 HP (varies by specific model variant)

Torque R80:

Approx. 55-65 Nm (varies by specific model variant)

Torque R100:

Approx. 70-80 Nm (varies by specific model variant)

Fuel Delivery:

Carbureted (typically Bing carburetors) or Fuel Injection (later R100 models)

Carburetor Type R80:

Dual Bing 32mm or 40mm (model dependent)

Carburetor Type R100:

Dual Bing 40mm or Bosch Motronic fuel injection (model dependent)

Valve Train:

Overhead valve (OHV), pushrod actuated

Ignition System:

Electronic Ignition (CDI or Motronic)

Lubrication System:

Wet sump with oil cooler

🔧 Transmission

Transmission Type:

5-speed constant mesh gearbox

Clutch:

Single dry plate, diaphragm spring clutch

Final Drive:

Shaft drive (via Paralever or Monolever swingarm)

📐 Dimensions

Wheelbase:

Approx. 1445 mm (56.9 in) (varies slightly)

Seat Height:

Approx. 780 mm (30.7 in) (varies by model)

Dry Weight R80:

Approx. 190-200 kg (419-441 lbs)

Dry Weight R100:

Approx. 200-215 kg (441-474 lbs)

🛡️ Safety Features

Safety Features General:

Robust chassis design, effective braking systems, intuitive handling characteristics.

Braking System Front:

Dual disc brakes with multi-piston calipers (e.g., Brembo)

Braking System Rear:

Single disc brake with multi-piston caliper

Lighting System:

Halogen headlamp, integrated turn signals, LED taillight (later models)

💡 Technology Features

Infotainment System:

Basic; typically features analog instrumentation (speedometer, tachometer), odometer, trip meter, and indicator lights.

ABS:

Optional ABS available on some later models.

Connectivity Features:

None (traditional motorcycle design)

🔧 Maintenance

Oil Change Interval:

Every 5,000-10,000 km (3,000-6,000 miles) or annually

Valve Clearance Adjustment:

Every 10,000-20,000 km (6,000-12,000 miles)

Spark Plug Replacement:

Every 10,000-20,000 km (6,000-12,000 miles)

Engine Oil Type:

SAE 20W-50 or SAE 10W-40 (API SG or higher, consult manual for exact BMW spec)

Engine Oil Capacity:

Approx. 2.5-3.0 liters (varies by model and filter)

Gearbox Oil Type:

SAE 80W-90 GL-5 hypoid gear oil

Final Drive Oil Type:

SAE 80W-90 GL-5 hypoid gear oil

Brake Fluid Type:

DOT 4

Typical Wear Items:

Clutch wear, output shaft seal leaks, exhaust header leaks, starter motor solenoid issues, persistent carburetor tuning challenges (on carbureted models).

Electrical Gremlins:

Corrosion in connectors, failing voltage regulator, aging wiring loom can lead to intermittent electrical faults.

Engine Oil Consumption:

Some oil consumption is normal for these boxer engines; excessive consumption may indicate worn piston rings or valve stem seals.

Paralever Maintenance:

Regular inspection and lubrication of the Paralever driveshaft and universal joint are crucial.

📚 Vehicle History

Bmw Motorrad History:

BMW Motorrad boasts a long legacy of engineering excellence, known for its boxer engines, shaft drive, and durable motorcycles since the early 20th century.

Boxer Development:

The R 80 and R 100 series represent an evolution of BMW's iconic air-cooled boxer engine platform, refined over decades to incorporate modern features while retaining their distinctive character.

R Series Introduction:

The R 80 and R 100 models were introduced to offer increased performance and touring capabilities compared to earlier Boxer models.

Production Period:

These specific models (or their direct predecessors and successors with similar mechanicals) were produced for several decades, with the 1999-2008 timeframe covering updated versions and a transition period.

🏆 Awards & Recognition

Industry Recognition:

BMW's boxer motorcycles are renowned for their longevity, reliability, and excellent touring capabilities, earning them a loyal following and critical acclaim over decades of production.