🏷️ Basic Information

Make:

Suzuki

Model:

DR750

Model Code:

DR750S (typically designated by chassis codes like SR42A for early models, though not explicitly stated in product info)

Generation Designation:

First Generation (precursor to the DR800)

Engine Codes:

Primarily associated with the 725cc four-stroke, single-cylinder engine (e.g., RPM725)

👋 Introduction

Vehicle Segment:

Dual-sport motorcycle, part of Suzuki's respected DR series, positioned as a capable on-road and off-road touring machine.

Key Competitors:

Honda Transalp (XL600V), Yamaha Ténéré (XT600Z), Kawasaki KLR650.

Unique Selling Points:

Large displacement single-cylinder engine (for its time), long-travel suspension, comfortable seating for longer distances, robust build quality.

Intended Users:

Suzuki DR750 owners, independent repair shops, DIY motorcycle enthusiasts seeking comprehensive repair and maintenance information.

📋 Manual Details

Model Years Covered:

1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997

Total Pages:

391

Manual Category:

Workshop Service Manual / Repair Manual

Language Of Manual:

English

Digital Format:

PDF

📖 Manual Coverage

Engine Systems:

Engine overhaul, lubrication system, cooling system, fuel system (carburetor), ignition system, starting system, exhaust system

Drivetrain Systems:

Clutch operation, transmission disassembly and assembly, final drive (chain and sprockets)

Chassis Systems:

Frame inspection, front suspension (forks), rear suspension (shock absorber), steering system, braking system (front and rear), wheel and tire service

Electrical Systems:

Wiring diagrams, lighting system, instrumentation, charging system (alternator, battery), ignition timing, troubleshooting electrical faults

Bodywork And Trim:

Fairings, seat, fuel tank, fenders, side panels, instrumentation panel

Maintenance Procedures:

Routine inspections, lubrication points, fluid changes (oil, coolant), filter replacements, chain adjustment, spark plug service, air filter cleaning/replacement

Repair Procedures:

Component disassembly, inspection, repair, and reassembly for all major systems. Includes detailed instructions for engine rebuilds, transmission servicing, suspension fork overhauls, brake caliper rebuilds, etc.

Troubleshooting Procedures:

Systematic diagnostic guides for common and complex issues, including no-start conditions, poor running, electrical faults, and performance problems.

Adjustment Procedures:

Carburetor tuning, ignition timing, valve clearance adjustment, clutch and brake lever free play adjustment, suspension preload adjustment.

Special Tool Usage:

Identification and illustrated usage of specialized tools required for specific repair and adjustment procedures.

Diagnostic Capability:

Advanced diagnostic procedures, including fault code interpretation (if applicable to the era), electrical testing using multimeters, and mechanical testing of components.

Rebuild Coverage:

Comprehensive, step-by-step rebuild instructions for major components such as the engine, transmission, and suspension forks, including wear limits and tolerances.

Pictorial Content:

Extensive use of pictorial diagrams, exploded views, drawings, and photographs to illustrate procedures and component identification.

Specification Accuracy:

Precise service data including tightening torques, fluid capacities, wear limits, clearances, and performance specifications.

📊 Manual Specifications

PDF Features:

Printable, zoomable, searchable text content

Document Quality:

High-resolution PDF for clear reproduction of text and images

Digital Binding:

N/A (Digital PDF)

Digital Paper Simulation:

Simulates standard workshop manual paper quality for readability.

⚙️ Engine Specifications

Engine Type:

Four-stroke, SOHC, single-cylinder, air-cooled

Displacement:

725 cc (approximate, often listed as 750cc for marketing)

Bore X Stroke:

92.0 mm x 108.6 mm (typical specification)

Horsepower Rating:

Approximately 48-50 HP at peak RPM (varies by market and exact specification)

Torque Rating:

Significant torque for a single, beneficial for off-road traction and cruising.

Carburetor Type:

Mikuni VM series, typically single 36mm or 38mm carburetor.

Fuel Capacity:

Typically 16-20 liters (around 4.2-5.3 US gallons), supporting long-range touring.

Oil Capacity:

Approximately 2.4 liters (with filter change), manual will specify exact amount and type.

🔧 Transmission

Transmission Type:

Constant mesh, 5-speed sequential

Clutch Type:

Wet, multi-plate

Final Drive:

Chain drive (520 pitch typically)

📐 Dimensions

Length:

Approximately 2200-2300 mm (varies slightly with fender/fairing design)

Width:

Approximately 800-850 mm (at handlebars)

Height:

Approximately 1250-1300 mm (to top of windshield/fairing)

Dry Weight:

Around 170-180 kg (dry, without fuel)

Wet Weight:

Approximately 190-200 kg (fully fueled)

Seat Height:

Around 870-890 mm (relatively high for a dual-sport)

Ground Clearance:

Approximately 220-250 mm, enabling off-road capability.

🛡️ Safety Features

Crash Test Ratings:

N/A (Motorcycle safety testing at this level was not standardized as for cars)

Braking System Type:

Front: Disc brake (hydraulic); Rear: Disc brake (hydraulic)

Anti Lock Brakes:

N/A (ABS was not a common feature on motorcycles of this era, especially dual-sports)

Lighting System:

Halogen headlight, LED tail/brake light (potentially upgraded), turn signals.

Instrumentation:

Speedometer, tachometer, odometer, trip meter, engine warning lights (neutral, oil pressure, high beam).

💡 Technology Features

Infotainment System:

N/A (Basic analog instrumentation)

Rider Assistance Features:

N/A (Focus on mechanical simplicity and rider control)

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 km or 6 months, manual will provide specific guidance.

Valve Clearance Interval:

First check at 1,000 km, then every 6,000 km or annually.

Spark Plug Replacement:

Recommended at 12,000 km or as per manual's inspection schedule.

Engine Oil Type:

API SE, SF, SG grade or equivalent, SAE 10W-40 or 20W-50 depending on climate. Manual specifies exact type and viscosity.

Coolant Type:

N/A (This model is air-cooled)

Brake Fluid Type:

DOT 3 or DOT 4 hydraulic brake fluid.

Common Wear Points:

Cam chain tensioner (can become noisy), carburetor diaphragm (wear and tear), fork seals, clutch plates (heavy use).

Electrical Quirks:

Corrosion on connectors, regulator/rectifier failures (common on older bikes).

📚 Vehicle History

Suzuki Motorcycle Legacy:

Suzuki has a long and distinguished history in motorcycle manufacturing, particularly in off-road and dual-sport segments with the DR series being iconic.

Dr Series Lineage:

The DR750 was a significant step in Suzuki's dual-sport lineup, evolving into the larger displacement DR800 (or DR Big) which featured a 779cc engine, becoming one of the largest single-cylinder dual-sports ever produced.

Manufacturing Period:

1988-1997 (for the DR750 model run, with variations and evolution into the DR800)

Manufacturing Location:

Primarily Japan

🏆 Awards & Recognition

Historical Awards:

While specific awards for the DR750 model are not readily documented, the DR series as a whole has received acclaim for its ruggedness, versatility, and contribution to the adventure touring segment.

Owner Satisfaction:

Owners of the DR750 and its successor, the DR800, often praise its reliability, comfortable riding position, and strong off-road capability, especially considering its large single-cylinder engine.