🏷️ Basic Information

Make:

BMW

Models Covered:

R1100RT, R1100RS, R850GS, R900GS, R1000GS, R1100GS, R850R, R1100R

Platform Identifier:

BMW R259 (Oilhead)

Engine Code Series:

M259 (Oil-cooled Boxer)

👋 Introduction

Target Audience:

BMW motorcycle owners, independent repair shops, enthusiast mechanics

Value Proposition:

Provides professional-level repair and maintenance guidance, empowering owners to perform complex tasks and save on dealership service costs.

Diagrams Illustrations:

Includes clear, detailed diagrams and illustrations to aid in understanding complex procedures.

Technical Data:

Presents in-depth technical specifications, torque values, and diagnostic data.

Accessibility:

Digital format allows for easy access and searchability across multiple devices.

📋 Manual Details

Primary Focus:

Mechanical and Electrical Repair and Maintenance

Secondary Focus:

Troubleshooting and Diagnostics

Estimated Pages:

700+

Type:

Service Repair Manual

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

Engine Systems:

Engine mechanics, electrical systems, emission control, fuel systems, heated systems (e.g., grip heaters), ignition control, lubrication system, cooling system (oil cooler), engine management (Motronic variants)

Transmission Drivetrain:

Automatic and Manual Transaxle systems, driveshaft maintenance, axle maintenance, differential repair, driveline repair, U-joint service, CV joint service, timing chain replacement (where applicable), exhaust system maintenance

Suspension Steering:

Suspension system adjustments, steering system repairs, front fork service, rear shock absorber service, wheel bearing service

Brakes:

Brake system service and repair, hydraulic system, ABS system (where applicable), brake pad replacement, brake fluid flush, caliper overhaul

Body Chassis:

Interior and exterior bodywork, frame inspection, fairing repair, seat systems, body panel removal/installation

Electrical Convenience:

Comprehensive electrical system repairs, interior and exterior lighting, instrument cluster, message systems, horn, power systems, wiring diagrams, audio/video features (if equipped)

Comfort Climate:

Heating, ventilation, and air conditioning (HVAC) systems troubleshooting and maintenance (where applicable)

Maintenance Tasks:

Routine scheduled maintenance, oil changes, filter replacements, spark plug replacement, brake fluid changes, coolant checks (if applicable), drive shaft lubrication

Repair Procedures:

Engine overhaul, transmission repair, clutch replacement, suspension rebuild, brake caliper overhaul, electrical component replacement, fuel injector cleaning/replacement

Troubleshooting Diagnostics:

Step-by-step diagnostic guides for common and uncommon issues, electrical troubleshooting charts, fault code interpretation (if applicable)

Depth:

Comprehensive: Covers routine maintenance, advanced diagnostics, complete component rebuilds, and system overhauls.

📊 Manual Specifications

File Type:

Portable Document Format (PDF)

Searchability:

Searchable text content for quick information retrieval

Printability:

High-resolution for clear printing of text and diagrams

Binding:

N/A (Digital Download)

Paper Quality:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

Four-stroke, air-cooled Boxer twin (oil-cooled)

Displacement Range:

850cc to 1100cc

Horsepower Range:

Approximately 70 HP to 95 HP (model dependent)

Torque Range:

Approximately 70 Nm to 90 Nm (model dependent)

Fuel Delivery:

Electronic Fuel Injection (EFI) - Bosch Motronic variants

Ignition System:

Digital Electronic Ignition (Motronic)

🔧 Transmission

Type:

5-speed manual (most models)

Type:

6-speed manual (later R1100 models)

Clutch:

Single dry plate clutch

Final Drive:

Shaft drive

📐 Dimensions

Configurations:

Sport Touring (RT), Sport (RS), Adventure (GS), Roadster (R)

Dry Weight Range:

Approx. 230 kg - 270 kg (model dependent)

🛡️ Safety Features

ABS Availability:

Integral ABS available on most R1100 models

Braking System:

Disc brakes, front and rear, with optional ABS

Lighting:

Halogen headlights, integrated turn signals, taillight

💡 Technology Features

Features:

Optional audio systems (radio/cassette/CD on some touring models), heated grips, electrically adjustable windscreen (RT models).

ABS:

Integral Anti-lock Braking System (ABS II or ABS NT on later models) as an optional feature.

Diagnostic Interface:

On-board diagnostics via Motronic system, potentially requiring specialized tools or procedures detailed in the manual.

🔧 Maintenance

Oil Change Interval:

Typically every 10,000 km or 1 year (refer to specific model year in manual)

Valve Adjustment Interval:

Typically every 20,000 km (refer to specific model year in manual)

Engine Oil Type:

API SG/SH or higher, SAE 20W-50 or 15W-50 recommended (refer to manual for exact BMW spec)

Brake Fluid Type:

DOT 4 recommended

Transmission Oil Type:

Hypoid gear oil, SAE 80W-90 (refer to manual for exact BMW spec)

Common Wear Items:

Clutch wear, starter motor issues, fuel pump reliability, fuel injector seal leaks, transmission output shaft seal leaks, occasional ABS sensor issues.

Electrical Gremlins:

Can be prone to minor electrical issues if not maintained; corrosion on connectors.

📚 Vehicle History

Heritage:

BMW Motorrad's legacy of engineering robust and reliable motorcycles.

Generation:

Part of the 'Oilhead' generation, transitioning from airheads, featuring significant technological advancements.

Production Period:

Mid-1990s to early 2000s (specific model year coverage may vary within the manual)

🏆 Awards & Recognition

Industry Recognition:

The R1100 series generally lauded for its touring comfort, robust engineering, and long-distance capability.

Reliability:

Generally considered reliable with proper maintenance, though specific components can be subject to wear.

Certification:

N/A (Manual is a documentation product, not a certified component)