Segment:
Supersport Motorcycle
Target Audience:
Performance enthusiasts, track day riders, experienced motorcycle mechanics.
Key Competitors 2004:
Honda CBR1000RR, Suzuki GSX-R1000, Kawasaki ZX-10R, Ducati 999.
Vehicle Highlight:
Renowned for its powerful inline-four engine and sharp handling, a benchmark in the litre-class supersport category for its era.
Value For Mechanics:
Indispensable for dealerships and independent shops performing repairs, maintenance, and parts ordering.
Value For Owners:
Empowers owners with detailed knowledge for DIY maintenance and informed discussions with service professionals.
Engine:
Complete engine components, internal and external parts, lubrication, cooling, ignition.
Chassis:
Frame, subframe, swingarm, steering, suspension (front and rear).
Drivetrain:
Transmission assembly, gears, clutch, final drive (sprockets, chain).
Fuel System:
Fuel tank, fuel pump, fuel injectors, throttle bodies, fuel lines.
Braking System:
Brake calipers (front and rear), brake discs, master cylinders, brake lines, brake levers/pedals.
Electrical System:
Wiring harness, battery, charging system (alternator, regulator/rectifier), ignition system components, lighting, starter motor.
Cooling System:
Radiator, fan, coolant lines, thermostat, water pump.
Exhaust System:
Exhaust headers, catalytic converter (if applicable), mufflers, heat shields.
Bodywork And Trim:
Fairings, seats, fuel tank cover, fenders, tail section, decals.
Controls:
Handlebars, levers (clutch, brake), throttle assembly, footpegs, shift lever, brake pedal.
Assembly Procedures:
Detailed step-by-step assembly instructions for major components and sub-assemblies.
Disassembly Procedures:
Guidance on how to take apart various sections for repair or replacement.
Part Identification:
Visual identification of all replaceable parts with corresponding part numbers.
Installation Guides:
Instructions for fitting new or replacement parts.
Depth:
Provides detailed part breakdowns and assembly sequences, essential for mechanics and technicians. Assumes intermediate to advanced mechanical knowledge.
PDF Quality:
High-resolution scans suitable for clear viewing and printing.
Searchability:
Likely text-searchable if generated from digital source, but image-based PDFs may not be.
Print Readability:
Optimized for printing, ensuring legibility of text and diagrams.
Binding:
N/A (Digital Format)
Paper:
N/A (Digital Format)
Engine Type:
Liquid-cooled, 4-stroke, DOHC, 16-valve, inline-four
Bore X Stroke:
77.0 mm x 53.6 mm
Compression Ratio:
12.3:1
Horsepower:
Approx. 170 hp @ 12,500 rpm (claimed)
Torque:
Approx. 115 Nm (85 lb-ft) @ 10,000 rpm (claimed)
Fuel Delivery:
Fuel Injection (Electronic Fuel Injection - EFI)
Throttle Control:
Mikuni 40mm throttle bodies (six-hole injectors)
Ignition System:
TCI (Transistor Controlled Ignition) with electronic advance
Oil Type Capacity:
Yamalube 4 (or equivalent) SAE 10W-40, 3.4 L (3.6 US qt) with filter change
Safety Certification:
N/A (Motorcycle safety is primarily based on design, rider skill, and adherence to regulations)
Braking Performance:
Dual 320mm front discs with 4-piston calipers, single 220mm rear disc with 2-piston caliper.
Frame Construction:
Aluminum twin-spar frame for rigidity and lightweight.
Suspension Design:
Fully adjustable 43mm inverted front forks and adjustable rear monoshock.
Instrumentation:
Analog tachometer, digital speedometer, LCD multi-function display (odometer, trip meters, clock, fuel gauge).
Traction Control:
N/A (Traction control was not a standard feature on this model year R1).
Connectivity Features:
N/A (No integrated connectivity features like Bluetooth or Wi-Fi).
Efi System:
Yamaha's sophisticated electronic fuel injection system with dual injectors per cylinder for optimal fuel atomization and power delivery.
Oil Change Interval:
Every 4,000 miles (6,000 km) or 6 months, whichever comes first.
Spark Plug Replacement:
Approx. every 10,000-12,000 miles (16,000-20,000 km).
Valve Clearance Check:
Approx. every 16,000 miles (26,600 km).
Coolant Type:
Yamaha Coolant (or equivalent ethylene glycol-based antifreeze with distilled water, 50/50 mix)
Fork Oil Type:
SAE 10W (specified by Yamaha, refer to manual for exact quantity and type)
Common Wear Items:
Clutch plates, brake pads, chain and sprockets, tires, fork seals.
Potential Electrical Faults:
While generally reliable, issues with rectifier/regulator or stator can occur over time, as with many bikes of this era.
Engine Performance Notes:
Known for its high-revving nature. Regular maintenance is critical to maintaining peak performance.
Yamaha Motorcycles:
Yamaha Motor Company, Ltd. has a long-standing reputation for innovation and performance in motorcycles, particularly in racing and sportbike segments.
Yzf R1 Generations:
The 2004 model represents the third generation of the YZF-R1, building on the legacy of previous models with significant chassis and engine refinements.
Manufacturing Location:
Japan
