BMW R850GS R850R R 850 GS R 1999 Factory Service Manual

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Type: Motorcycle

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Sku: 73959

Tags: 1999 850 K Agriculture BMW CASE Crawler Tractors Motorcycle R850GS R850R

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Description

The 1999 BMW R850GS and R850R represent a continuation of BMW Motorrad's legacy, known for robust engineering and reliable performance. These models, powered by an 848 cc air/oil-cooled, four-stroke flat-twin engine, offer a blend of versatility and comfort, catering to both adventure touring and standard roadster riding. With a focus on quality construction, the R850 series draws upon BMW's extensive experience in motorcycle design, providing riders with a dependable and enjoyable riding experience. This comprehensive factory service repair manual provides in-depth information for the 1999 BMW R850GS and R850R. It covers all essential aspects of maintenance, troubleshooting, and repair, including detailed procedures for engine systems, drivetrain, chassis, and electrical components. The manual is designed to assist owners, DIY enthusiasts, and professional technicians in performing all necessary servicing, ensuring the optimal performance and longevity of the motorcycle.

🏷️ Basic Information

Identification

Make:

Model:

R850GS / R850R

Year:

Codes

Chassis Code:

R850R (259)

Engine Code:

👋 Introduction

Market Position

Target Audience:

BMW R850GS and R850R owners, DIY enthusiasts, independent repair shops, professional mechanics.

Competitive Analysis

Manual Advantage:

Actual genuine factory manual, not a third-party publication, offering comprehensive and accurate data.

Key Features

Value Proposition:

Enables owners to perform maintenance and repairs independently, saving significant labor costs ($50-$60 per hour), and ensuring correct procedures are followed.

Content Enhancements:

Detailed substeps, critical notes/cautions/warnings, numbered instructions, figure callouts, enlarged inset diagrams, indexed table of contents.

📋 Manual Details

Coverage Areas

Main Coverage:

BMW R850GS and R850R models

Model Years Covered:

Page Count

Estimated Page Count:

Hundreds of pages (exact number not specified, but described as 'complete')

Manual Type

Type:

Factory Service Repair Manual

Language

Language:

English

Format

Delivery Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine Systems:

Engine top end, Fuel system, Cooling system, Engine lubrication system, Engine management systems, Crankshaft, Transmission

Drivetrain Systems:

Clutch, Crankshaft/Transmission, Wheels/Tires, Final Drive

Chassis Systems:

Brakes, Suspension, Steering, Frame

Electrical Systems:

Electrical System, Wiring diagrams

Procedures Included

Diagnostic Procedures:

Engine fault symptom diagnosis, Advanced troubleshooting guide, Part testing techniques

Maintenance Procedures:

General maintenance, Scheduled servicing, Fluid checks and changes

Repair Procedures:

Step-by-step repair instructions, Engine removal/installation, Component overhaul and replacement

Specialized Procedures:

Tuning procedures, Secret techniques used by top mechanics

Technical Depth

Depth:

Complete factory-level repair and maintenance information, suitable for both owners and professional technicians.

Wiring Diagrams:

Detailed and comprehensive wiring diagrams for the electrical system are a key feature, aiding in diagnosis and repair.

Appendices

Appendix Content:

Includes general information, troubleshooting guides, and potentially technical data tables not fitting elsewhere.

📊 Manual Specifications

File Format

Format:

Compatibility:

Windows and Mac OS

Print Quality

Printability:

Printable without restriction; individual pages or entire manual

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

Software Requirements

Reader:

Adobe PDF Reader

Delivery

Method:

Instant Download Link post-purchase

⚙️ Engine Specifications

Primary Engine

Engine Type:

Air/oil-cooled, four-stroke flat-twin (boxer) engine

Displacement:

848 cc

Bore X Stroke:

90.0 mm x 66.0 mm

Compression Ratio:

10.3:1

Performance

Horsepower:

70 hp (approx. 52 kW) at 7,250 rpm

Torque:

74.0 Nm (55 lb-ft) at 5,750 rpm

Fuel System

Fuel Delivery:

Electronic fuel injection (Bosch Motronic MA 2.4)

Fuel Type:

Unleaded gasoline, minimum octane rating 91 (RON+MON)/2

Engine Management

Ignition:

Digital ignition with knock sensor

🔧 Transmission

Standard

Type:

5-speed manual gearbox

Optional

Type:

Not applicable for this model year

Features

Clutch:

Single dry plate clutch, hydraulically operated

Final Drive:

Shaft drive to rear wheel

📐 Dimensions

Exterior

Length:

Specific lengths for GS and R models differ; manual would contain exact figures.

Width:

Specific widths for GS and R models differ; manual would contain exact figures.

Height:

Specific heights for GS and R models differ; manual would contain exact figures.

Weights

Dry Weight:

R850R: approx. 207 kg (456 lbs); R850GS: approx. 215 kg (474 lbs)

Gross Vehicle Weight Rating:

Specified in manual, typically around 400-440 kg.

Fuel Tank Capacity:

R850R: 20 Liters (5.3 US gal); R850GS: 20 Liters (5.3 US gal) (some sources indicate 30L for GS)

🛡️ Safety Features

Ratings

Certification:

CE homologation, meets relevant EU safety standards.

Active Features

Braking System:

Optional ABS II system available for specific models/markets.

Lighting:

Halogen headlamp, LED taillight and indicators.

Passive Features

Chassis Design:

Robust steel tube frame providing stability.

💡 Technology Features

Infotainment

Instrumentation:

Analog tachometer, digital speedometer, odometer, trip odometer, clock, gear indicator, fuel gauge, warning lights.

Driver Assistance

Optional ABS II system available on some models for enhanced braking safety.

Connectivity

Diagnostics:

On-board diagnostics (OBD) port for electronic system checks, with factory diagnostic tools covered in the manual.

🔧 Maintenance

Service Intervals

Oil Change:

Every 10,000 km (6,000 miles) or annually, whichever comes first.

Major Service:

Every 20,000 km (12,000 miles) or every two years, typically includes valve adjustment, spark plug replacement, and fluid flushes.

Fluid Specifications

Engine Oil:

BMW Motorrad Advantec Ultimate Performance Engine Oil SAE 15W-50 (or equivalent API SG/JASO MA specification).

Gearbox Oil:

BMW Gear Oil SAE 75W/90 (or equivalent API GL-5 specification).

Final Drive Oil:

BMW Hypoid Gear Oil SAE 85W/90 (or equivalent API GL-5 specification).

Brake Fluid:

DOT 4 brake fluid.

Coolant:

BMW Antifreeze/Coolant (blue) mixed with distilled water at a 1:1 ratio.

Known Issues

Common Wear Items:

Clutch wear, swingarm pivot bearings, alternator brushes, fuel pump issues, starter motor solenoid.

Common Issues

Electrical Faults:

Wiring harness chafing, regulator/rectifier failures, dashboard indicator light issues.

📚 Vehicle History

Brand Heritage

Heritage:

BMW Motorrad, established in 1923, renowned for boxer engines, durable touring bikes, and adventure motorcycles.

Model Evolution

Genesis:

The R850 series was introduced as a more accessible and slightly less powerful alternative to the R1100 series, sharing many components and design philosophies. The R850GS offered adventure-touring capabilities, while the R850R provided a standard roadster experience.

Production

Manufacturing Location:

Berlin, Germany (BMW Motorrad plant)

Production Years:

1996-2006

🏆 Awards & Recognition

Recognitions

Awards:

While specific awards for the 1999 R850GS/R are not readily cited, BMW motorcycles consistently receive high marks for build quality, reliability, and touring comfort in enthusiast and industry reviews.