🏷️ Basic Information

Make:

BMW

Model:

R 1150 RT

Product Type:

Service and Repair Manual

👋 Introduction

Segment:

BMW's R 1150 RT was positioned as a premium sport-touring motorcycle, designed for comfortable long-distance riding with a blend of performance and practicality. It appealed to riders seeking a robust, reliable, and feature-rich machine for touring, commuting, and spirited riding.

Competitors:

Competed with other large-displacement sport-touring motorcycles from brands like Honda (ST1100, later ST1300), Kawasaki (Concours 1000/14), Yamaha (FJR1300), and Harley-Davidson (Road King). Its boxer engine and shaft drive offered a distinct character.

Distinguishing Characteristics:

The iconic boxer-twin engine, Telelever front suspension for superior ride comfort and handling, Paralever rear suspension, shaft drive for low maintenance, integrated ABS II braking system, electronically adjustable windscreen, comfortable seating for rider and passenger, and substantial luggage capacity.

📋 Manual Details

Primary Coverage:

Comprehensive service, repair, maintenance, and troubleshooting for the BMW R 1150 RT motorcycle.

Estimated Page Count:

500+

Type:

Workshop Manual / Service Manual

Language:

Spanish

Format:

Likely Digital (PDF)

📖 Manual Coverage

Engine:

Detailed breakdown of the R 1150 RT's twin-cylinder boxer engine, including valve adjustments, piston/ring inspection, cylinder head service, oil pump, lubrication system, and cooling system (air/oil). Covers fuel injection system diagnostics and repair (Bosch Motronic). Specifics on timing chain and drive components.

Transmission And Drivetrain:

Complete coverage of the 5-speed gearbox, clutch operation (dry single-plate), final drive system (single-sided swingarm, driveshaft, bevel gear unit), including lubrication, seals, and bearing checks. Gearbox oil specifications and change procedures.

Chassis And Suspension:

Detailed procedures for front Telelever suspension system (fork oil, seals, damping adjustments), rear Paralever suspension (shock absorber replacement, linkage service, preload adjustment), wheel bearings, steering head bearings, and frame inspections. Includes wheel removal and installation for both front and rear.

Braking System:

In-depth coverage of the integral ABS II braking system, including hydraulic lines, brake fluid type (DOT 4), caliper service, rotor inspection, brake pad replacement, bleeding procedures, and ABS modulator troubleshooting. Specifics on lever and pedal actuation.

Electrical System:

Comprehensive wiring diagrams, troubleshooting guides for starting and charging systems (alternator, starter motor, battery), ignition system (dual ignition, spark plugs), lighting circuits, instrument cluster functions, horn, and accessory power outlets. Covers diagnostics for the ECU (Motronic). Identification of sensor locations.

Fuel System:

Detailed information on the electronic fuel injection (EFI) system, including fuel pump operation, injectors, throttle body service, idle control valve, and fuel pressure regulator. Diagnostics for fuel delivery issues.

Bodywork And Ergonomics:

Instructions for removing and installing body panels, fairings, seat, windscreen (manually adjustable), luggage system components (side cases, top case mounts), and handlebar assembly. Includes details on interior trim fasteners and care.

Routine Maintenance:

Engine oil and filter changes, gearbox oil and final drive oil changes, spark plug replacement, air filter inspection/replacement, brake fluid flush, clutch fluid check, tire pressure checks, chain lubrication (if applicable, though this is shaft drive), and general lubrication points.

Component Overhaul And Rebuild:

Detailed step-by-step instructions for engine disassembly, piston and ring replacement, valve seat grinding, crankshaft bearing inspection, clutch replacement, transmission gear replacement, driveshaft and universal joint service, and brake caliper rebuilding.

Troubleshooting:

Systematic diagnostic procedures for common and uncommon faults. This includes methods for identifying engine performance issues, electrical gremlins, braking system malfunctions, and suspension problems using diagnostic codes and visual inspections.

Special Tools And Jigs:

Identification and use of specialized tools required for specific R 1150 RT repairs, such as flywheel holding tools, clutch alignment tools, suspension adjustment tools, and diagnostic connectors.

Depth Of Coverage:

Comprehensive, from basic owner-level maintenance tasks to advanced internal engine and transmission rebuilds. Detailed torque specifications for all fasteners, clearances, and specifications for critical components.

📊 Manual Specifications

Digital Format Characteristics:

Searchable text, high-resolution diagrams and illustrations, bookmarked sections for easy navigation.

Typical Quality:

Clear, legible text and high-contrast diagrams. Assumed to be a professionally produced digital document or a high-quality scan of a printed manual.

Binding For Printed Versions:

Typically perfect bound or spiral bound for ease of use in a workshop environment.

Paper Quality For Printed Versions:

Durable, often glossy or semi-gloss paper to withstand workshop conditions.

⚙️ Engine Specifications

Engine Type:

Air/Oil-cooled, four-stroke, horizontally opposed twin-cylinder boxer engine.

Displacement:

1130 cc (68.9 cu. in.)

Bore X Stroke:

101 mm x 70.5 mm

Compression Ratio:

9.0:1

Valve Train:

Two valves per cylinder, actuated by pushrods and rocker arms (OHV).

Ignition System:

Bosch Motronic 2.4 engine management system with dual ignition.

Horsepower:

95 hp (70 kW) at 7250 rpm (approx.)

Torque:

98 Nm (72.3 lb-ft) at 5250 rpm (approx.)

Fuel Delivery:

Electronic Fuel Injection (EFI) with Bosch Motronic 2.4.

Fuel Type:

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

Oil Type:

SAE 20W-50 or 15W-50 motorcycle-specific, API SG or higher.

Oil Capacity:

Approx. 4.0 liters (4.2 US qts) with filter change.

🔧 Transmission

Type:

5-speed constant mesh gearbox.

Clutch:

Dry, single-plate, hydraulically operated.

Final Drive:

Shaft drive via single-sided swingarm.

Transmission Oil Type:

SAE 75W-90, API GL-5 gear oil.

Transmission Oil Capacity:

Approx. 1.0 liter (1.05 US qts).

Final Drive Oil Type:

SAE 80W-90, API GL-5 gear oil.

Final Drive Oil Capacity:

Approx. 0.18 liters (0.19 US qts).

📐 Dimensions

Length:

Approx. 2230 mm (87.8 in.)

Width:

Approx. 940 mm (37.0 in.) at handlebars

Height:

Approx. 1435 mm (56.5 in.) at windscreen

Seat Height:

Approx. 805 mm (31.7 in.) (standard seat)

Wheelbase:

Approx. 1487 mm (58.5 in.)

Dry Weight:

Approx. 255 kg (562 lbs)

Gross Vehicle Weight Rating:

Approx. 450 kg (992 lbs)

Luggage Capacity:

Integrated color-matched side cases and optional top case.

🛡️ Safety Features

ABS System:

BMW Integral ABS II (combination of integral and conventional braking activation, with ABS)

Braking System Details:

Dual 320 mm discs with 4-piston calipers (front); Single 276 mm disc with 2-piston caliper (rear). ABS modulator.

Lighting:

Halogen dual headlight, LED taillight, amber turn signals.

Frame Construction:

Steel-trellis frame.

Windscreen:

Electronically adjustable height windscreen for rider comfort and wind protection.

💡 Technology Features

Audio System:

Many R 1150 RT models were equipped with an optional integrated audio system, often with a radio, cassette player, or CD player, and handlebar-mounted controls.

ABS System:

Integral ABS II is a key technological feature for enhanced safety during braking.

Diagnostic Port:

Features a diagnostic connector for use with BMW's specialized diagnostic tools (e.g., GT1 or DIS) for fault code reading and system analysis. The manual will detail how to access this.

Instrument Cluster:

Comprehensive analog and digital display including speedometer, tachometer, fuel gauge, clock, gear indicator, and warning lights for various systems.

🔧 Maintenance

Oil Filter Change:

Every 10,000 km (6,000 miles) or annually, whichever comes first. Engine oil to be checked at every fueling.

Valve Adjustment:

Every 20,000 km (12,000 miles) or as needed based on noise.

Spark Plug Replacement:

Every 20,000 km (12,000 miles).

Brake Fluid Flush:

Every 2 years, regardless of mileage.

Transmission Oil Change:

Every 20,000 km (12,000 miles) or annually.

Final Drive Oil Change:

Every 20,000 km (12,000 miles) or annually.

Engine Oil Spec:

SAE 20W-50 or 15W-50, API SG or higher.

Brake Fluid Spec:

DOT 4 (High Temperature).

Transmission Oil Spec:

SAE 75W-90, API GL-5.

Final Drive Oil Spec:

SAE 80W-90, API GL-5.

Common Wear Items:

Clutch slave cylinder seals, fuel pump, alternator brushes, exhaust system corrosion, rear shock absorber wear, voltage regulator.

Electrical Gremlins:

While generally robust, intermittent issues can arise with wiring harnesses, grounds, and the ABS modulator. The manual will be crucial for diagnosing these.

Fuel Injection System:

Occasional issues with throttle position sensors or idle control valves can cause rough running. The Motronic system, while reliable, requires specific diagnostic tools and knowledge.

📚 Vehicle History

Bmw Motorcycle Legacy:

BMW has a long and distinguished history in motorcycle manufacturing, dating back to 1923. Known for engineering excellence, boxer engines, shaft drive, and robust build quality, particularly in touring and adventure segments.

R Series Touring Development:

The R 1150 RT is part of a lineage of BMW 'RT' (Reise-Tourer) models. It evolved from the R 1100 RT and featured a larger displacement engine, improved suspension, and updated electronics, representing a significant advancement in BMW's touring capabilities.

Production Years:

Approximately 1999-2006. It was succeeded by the R 1200 RT.

🏆 Awards & Recognition

Motorcycle Reviews:

Consistently praised in motorcycle publications for its comfort, touring capability, build quality, and the effectiveness of its Telelever suspension and ABS system.

Engineering Standards:

Adherence to BMW's rigorous German engineering and manufacturing standards for durability and reliability.