1976-1987 Suzuki GS750 Workshop Service Repair Manual

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🏷️ Basic Information Identification Make: Suzuki Model: GS750 Codes Model Code Range: GS750, GS750E, GS750L, GS750T 👋 Introduction Market Position Motorcycle Segment: Mid-size UJM (Universal Japanese Motorcycle) sport-tourer. Competitive Analysis...

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Taper: Motorcycle

Distributeur:

UGS: 604250

Mots clés: 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 GS Series GS750 Motorcycle Motorcycles Suzuki

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Suzuki

Model:

GS750

Codes

Model Code Range:

GS750, GS750E, GS750L, GS750T

👋 Introduction

Market Position

Motorcycle Segment:

Mid-size UJM (Universal Japanese Motorcycle) sport-tourer.

Competitive Analysis

Key Competitors:

Honda CB750, Kawasaki KZ750, Yamaha XS750.

Key Features

Engine Configuration:

Air-cooled, DOHC, inline-four cylinder engine.

Drivetrain:

Shaft drive, offering low maintenance compared to chain drive systems.

Design Philosophy:

Blend of performance, comfort, and reliability for everyday use and longer journeys.

📋 Manual Details

Coverage Areas

Manual Type:

Workshop Service Repair Manual

Language:

English

Format:

Digital (PDF)

Page Count

Estimated Page Count:

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Complete engine disassembly, inspection, repair, and reassembly; cylinder head, valves, camshafts, crankshaft, pistons, connecting rods, lubrication system, cooling system.

Fuel System:

Carburetor disassembly, cleaning, adjustment, and synchronization; fuel tank, fuel pump, fuel lines.

Ignition System:

Ignition timing, spark plugs, coils, CDI unit, wiring.

Transmission And Drivetrain:

Gearbox inspection and repair, clutch operation and adjustment, final drive (shaft drive).

Suspension And Steering:

Front forks, rear shock absorbers, swingarm, steering head bearings, steering linkage.

Brakes:

Front and rear brake systems (hydraulic disc brakes), brake fluid replacement, caliper and master cylinder overhaul.

Electrical System:

Wiring diagrams, lighting system, charging system (alternator, rectifier/regulator), starter motor, battery, instrumentation.

Frame And Bodywork:

Frame inspection, mounting points, seat, fuel tank, fenders, side covers.

Procedures Included

Maintenance:

Routine maintenance checks, oil changes, filter replacements, chain adjustment (if applicable, though GS750 is shaft drive), spark plug replacement, brake fluid flush, carburetor cleaning.

Troubleshooting:

Diagnostic procedures for common problems related to engine performance, starting issues, electrical faults, and braking.

Repair:

Step-by-step instructions for component repair and replacement, including engine rebuilds, suspension overhauls, and electrical system fixes.

Technical Depth

Diagnostic Procedures:

Detailed diagnostic charts, fault code interpretation (if applicable), and measurement specifications for electrical components.

Torque Specifications:

Comprehensive list of torque values for all critical fasteners.

Clearances And Tolerances:

Precise specifications for valve clearances, piston ring gaps, bearing clearances, etc.

📊 Manual Specifications

File Format

File Type:

Searchable Text:

Print Quality

Image Resolution:

High-resolution scans of original diagrams and photos.

Binding Type

Binding:

Not applicable for digital format

Paper Type

Paper Quality:

Not applicable for digital format

⚙️ Engine Specifications

Primary Engine

Engine Type:

Inline-four, 4-stroke, DOHC, air-cooled.

Displacement:

748 cc (45.6 cu in)

Bore X Stroke:

64.0 mm x 56.0 mm

Compression Ratio:

8.7:1 (typical, may vary slightly by model year)

Performance

Horsepower:

Approximately 67-72 hp @ 8000 rpm (depending on market and specific model variant)

Torque:

Approximately 47-50 lb-ft @ 6500 rpm (depending on market and specific model variant)

Fuel System

Carburetor Type:

Mikuni VM series (dual or quad depending on variant, e.g., VM26 or VM29)

Fuel Tank Capacity:

Approximately 17 Liters (4.5 US gallons)

Lubrication System

Oil Type:

SAE 20W-40 or 10W-40 motorcycle-specific oil

Oil Capacity:

Approximately 3.5 Liters (with filter change)

🔧 Transmission

Standard

Transmission Type:

5-speed constant mesh

Final Drive:

Shaft drive

Features

Clutch Type:

Wet multi-plate

📐 Dimensions

Exterior

Overall Length:

Approximately 2190 mm (86.2 in)

Overall Width:

Approximately 770 mm (30.3 in)

Overall Height:

Approximately 1165 mm (45.9 in)

Weights

Dry Weight:

Approximately 216 kg (476 lbs) - may vary by model variant

🛡️ Safety Features

Ratings

Safety Features Era:

Reflective elements on tires and bodywork, dual headlights for improved visibility.

Active Features

Braking System:

Hydraulic disc front and rear brakes for effective stopping power.

💡 Technology Features

Infotainment

Infotainment Features:

N/A (Classic motorcycle technology)

Driver Assistance

Assistance Systems:

N/A (Classic motorcycle technology)

Connectivity

Connectivity Features:

N/A (Classic motorcycle technology)

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,000-5,000 km (1,800-3,000 miles) or annually, whichever comes first.

Valve Clearance Check:

Every 6,000-10,000 km (3,700-6,200 miles).

Spark Plug Replacement:

Every 10,000-15,000 km (6,200-9,300 miles).

Fluid Specifications

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Final Drive Oil Type:

Hypoid gear oil, SAE 80W-90.

Known Issues

Electrical Connections:

Corrosion and wear in electrical connectors, leading to intermittent faults.

Carburetor Synchronization:

Carburetors can fall out of sync, affecting smooth running and fuel efficiency.

Cam Chain Tensioner:

Potential for wear or failure of the cam chain tensioner, resulting in rattling noises.

Fork Seals:

Leaking fork seals are common with age and mileage.

📚 Vehicle History

Brand Heritage

Suzuki Motorcycles:

Suzuki's reputation for building reliable and performance-oriented motorcycles.

Model Evolution

Gs750 Lineage:

Successor to earlier GS models, refining the inline-four concept with DOHC for improved performance and a shaft drive for convenience.

Production

Production Years:

1976-1987 (across various sub-models and updates)

🏆 Awards & Recognition

Recognitions

Motorcycle Press Reviews:

Generally well-received for its performance, handling, and reliability in its class during its production era.

Ratings

Owner Satisfaction:

High owner satisfaction due to its durability and ease of maintenance.