Category:
        
        
            Sportbike / Sport-Touring Motorcycle
        
     
    
        
            Target Audience:
        
        
            Suzuki RF900R owners, mechanics, DIY enthusiasts
        
     
    
    
        
            Competitors:
        
        
            Kawasaki ZZ-R1100, Yamaha FZR1000, Honda CBR1000F (during its era)
        
     
    
    
        
            Manual Value:
        
        
            Comprehensive, dealer-level repair information, detailed illustrations, step-by-step procedures, troubleshooting guidance.
        
     
    
        
            Vehicle Appeal:
        
        
            Powerful inline-four engine, comfortable riding position for a sportbike, capable for both spirited riding and touring.
        
     
 
    
    
    
        
            Powertrain:
        
        
            Engine Mechanical, Engine Coolant, Engine Control System, Charging System, Starting System, Ignition System, Fuel System, Clutch System, Transmission System (Manual Transaxle System)
        
     
    
        
            Chassis:
        
        
            Brake System, Suspension System (Front and Rear), Steering System, Wheel and Tire System, Drive Shaft/Chain System
        
     
    
        
            Electrical:
        
        
            Lighting System, Combination Meter, Electrical System Diagnosis, Wiring Diagrams, Wiper and Washer System, Power Window System, Power Door Lock System
        
     
    
        
            Body:
        
        
            Body Repair, Interior Components, Exterior Components, Sun Roof System
        
     
    
        
            Engine Mechanical:
        
        
            Cylinder block, cylinder head, crankshaft, pistons, connecting rods, valves, camshafts, timing chain, lubrication system (oil pump, oil filter).
        
     
    
        
            Fuel System:
        
        
            Carburetors (disassembly, cleaning, adjustment), fuel pump (if applicable), fuel lines, fuel tank.
        
     
    
        
            Cooling System:
        
        
            Radiator, cooling fan, water pump, thermostat, coolant hoses, expansion tank.
        
     
    
        
            Ignition System:
        
        
            Ignition coils, spark plugs, CDI unit, pickup coils, wiring.
        
     
    
        
            Electrical System:
        
        
            Wiring diagrams, charging system (stator, regulator/rectifier, battery), starting system (starter motor, starter clutch), lighting, instruments, switches.
        
     
    
    
        
            Maintenance:
        
        
            Scheduled maintenance, fluid changes, filter replacements, lubrication
        
     
    
        
            Repair:
        
        
            Engine disassembly and reassembly, transmission overhaul, brake component replacement, suspension work, electrical component repair
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic procedures for common and complex issues across all systems, including electrical and engine performance problems
        
     
    
        
            Technical Data:
        
        
            Specifications, torque values, clearances, fluid capacities, electrical schematics
        
     
    
        
            Engine Rebuild:
        
        
            Complete engine overhaul, including piston replacement, ring installation, bearing checks, valve seat grinding, and seal replacement.
        
     
    
        
            Suspension Service:
        
        
            Fork seal replacement, fork oil change and level adjustment, rear shock absorber inspection and replacement.
        
     
    
        
            Brake Service:
        
        
            Brake pad replacement, caliper overhaul, master cylinder service, brake fluid flush and bleeding.
        
     
    
        
            Chassis Maintenance:
        
        
            Steering head bearing inspection and adjustment, swingarm bearing lubrication and check, wheel bearing service.
        
     
    
    
        
            Depth:
        
        
            Complete workshop level, covering detailed disassembly, repair, and reassembly procedures, suitable for both DIY enthusiasts and professional mechanics.
        
     
    
        
            Diagnostic Tools:
        
        
            Guidance on using basic tools for diagnosis and repair, emphasis on understanding electrical schematics.
        
     
    
    
        
            Illustrations:
        
        
            Detailed illustrations, drawings, and photos throughout for visual guidance.
        
     
    
        
            Instructions:
        
        
            Numbered instructions with sub-steps, notes, cautions, and warnings for critical information.
        
     
 
    
    
    
        
            Type:
        
        
            937cc, Liquid-cooled, 4-stroke, DOHC, 16-valve, Inline-4
        
     
    
        
            Bore X Stroke:
        
        
            73.0 mm x 55.0 mm
        
     
    
    
        
            Horsepower:
        
        
            Approximately 125-135 HP (varies by market and specific year)
        
     
    
        
            Torque:
        
        
            Approximately 97 Nm (71.5 lb-ft) @ 9,000 RPM (approximate)
        
     
    
    
        
            Induction:
        
        
            Mikuni BST40 flat-slide carburetors (4 x 40mm)
        
     
    
        
            Fuel Type:
        
        
            Unleaded gasoline, 91+ octane
        
     
    
    
        
            Oil Type:
        
        
            API SG or SH, SAE 10W-40 motorcycle specific oil recommended
        
     
    
        
            Oil Capacity:
        
        
            Approx. 3.8 L (4.0 US qt) without filter change, 4.1 L (4.3 US qt) with filter change
        
     
 
    
    
    
        
            Oil Change:
        
        
            Every 6,000 km (3,700 miles) or 6 months, whichever comes first.
        
     
    
        
            Air Filter:
        
        
            Inspect every 6,000 km (3,700 miles), replace as needed or every 12,000 km (7,500 miles).
        
     
    
        
            Spark Plugs:
        
        
            Replace every 12,000 km (7,500 miles) or as per manual recommendation.
        
     
    
        
            Valve Clearance:
        
        
            Inspect every 12,000 km (7,500 miles).
        
     
    
    
        
            Coolant:
        
        
            Suzuki Coolant (or equivalent mixture of ethylene glycol and distilled water, typically 50/50).
        
     
    
    
        
            Clutch Fluid:
        
        
            DOT 4 (if hydraulic clutch)
        
     
    
        
            Transmission Oil:
        
        
            Suzuki Gear Oil (or equivalent API GL-4, SAE 75W-90)
        
     
    
    
        
            Common Problems:
        
        
            Carburetor synchronization issues, potential for stator failure (common on many bikes of this era), fuel petcock diaphragm wear.
        
     
    
        
            Maintenance Focus:
        
        
            Regular oil changes, maintaining proper carb synchronization, checking and maintaining the cooling system, and ensuring the electrical charging system is functioning optimally.