This comprehensive service repair shop manual covers the Yamaha YFZ450R, YFZ450X, and YFZ-450R SE models produced between 2009 and 2013. These high-performance sport ATVs are renowned for their championship-winning heritage, advanced fuel-injected 4-stroke engines, and agile chassis designs, making them a top choice for riders seeking exceptional performance and handling. The YFZ450R platform builds upon a legacy of innovation in motorsports, offering a powerful and reliable machine engineered for demanding off-road use.
This manual provides in-depth, professional-quality guidance for all aspects of maintenance and repair. It includes detailed, step-by-step instructions, clear illustrations, and comprehensive wiring diagrams covering all major systems such as the engine, transmission, drivetrain, chassis, suspension, brakes, and electrical components. Owners and technicians will find extensive troubleshooting guides, routine maintenance schedules, and procedures for component removal, installation, and adjustment, ensuring the YFZ450R, YFZ450X, and YFZ-450R SE models remain in optimal condition.
Model:
YFZ450R, YFZ450X, YFZ-450R SE
Model Years Covered:
2009, 2010, 2011, 2012, 2013
Market Position:
A comprehensive service and repair manual for Yamaha's high-performance sport ATVs, targeting owners and independent repair shops looking to maintain and repair their vehicles.
Competitive Analysis:
Provides a cost-effective alternative to dealership service for Yamaha YFZ450R/X models, offering detailed technical information and repair guidance.
Key Features:
Instant download, compatibility with multiple devices (PC, MAC, Tablets, Smartphones), detailed step-by-step instructions, pictures, wiring diagrams, coverage of all servicing and repair jobs.
Coverage Areas:
All models for the stated years and all engine types, including YFZ450R, YFZ450X, and YFZ-450R SE variants.
Page Count:
Not specified, but described as 'in depth' and 'full professional quality'.
Manual Type:
Service Repair Shop Manual
Device Compatibility:
Compatible with PC, MAC, Tablets, and Smartphones.
Delivery Method:
Instant download upon payment.
Systems Covered:
Engine, transmission, drivetrain, chassis, suspension, brakes, electrical system, fuel system, cooling system, lubrication system, bodywork, troubleshooting, routine maintenance, and all areas of repair.
Suspension And Steering:
Front and rear suspension (independent double A-arm front, swingarm rear), steering system. Manual covers adjustment, replacement of wear items, and shock absorber service.
Procedures Included:
Step-by-step repair instructions, diagnostic procedures, maintenance schedules, component removal and installation, troubleshooting guides, wiring diagrams.
Troubleshooting Guides:
Extensive troubleshooting sections with symptom-based diagnostic trees and repair solutions.
Technical Depth:
Comprehensive, from routine maintenance to complete engine rebuilds and advanced diagnostics. 'Very easy to follow step-by-step instructions, pictures & Wiring diagrams on all areas of repair.'
Searchability:
PDF format allows for text searching of specific terms, greatly aiding in locating information quickly.
Print Quality:
Professional quality, suitable for printing detailed diagrams and text.
Binding Type:
N/A (Digital Download)
Paper Type:
N/A (Digital Download)
Engine Type:
4-Stroke, DOHC, 5-Valve, Liquid-Cooled, Single-Cylinder
Displacement:
449cc (27.4 cu. in.)
Bore X Stroke:
95.0 mm x 63.1 mm (3.74 in. x 2.48 in.)
Compression Ratio:
11.8:1 (Typical, may vary slightly by specific model year)
Valve Train:
DOHC, 5 valves per cylinder (3 intake, 2 exhaust). Manual details valve clearance specifications and adjustment procedures.
Horsepower:
Approximately 45-50 HP (Estimated, manual provides specific data)
Torque:
Not explicitly stated in product info, but detailed in the manual.
Fuel Delivery:
Fuel Injection (Mikuni or Keihin EFI system, specific injector size and ECU mapping detailed in manual)
Fuel Type:
Unleaded Gasoline (87 octane minimum recommended, specific octane requirements in manual)
Cooling System:
Liquid-cooled with fan assist.
Lubrication System:
Wet sump with oil pump and oil filter.
Transmission Type:
5-speed manual with reverse
Clutch Type:
Wet, multi-plate assist and slip clutch
Gear Ratios:
Specific gear ratios for each speed are detailed within the manual for diagnostic and repair purposes.
Final Drive:
O-ring chain, drive sprocket, driven sprocket. Specific tooth counts and chain pitch (e.g., 520) detailed.
Length:
Approx. 1835 mm (72.2 in.) for YFZ450R (specific dimensions for X and SE models may vary slightly, detailed in manual)
Width:
Approx. 1270 mm (50.0 in.) for YFZ450R (specific dimensions for X and SE models may vary slightly, detailed in manual)
Height:
Approx. 1055 mm (41.5 in.) for YFZ450R (specific dimensions for X and SE models may vary slightly, detailed in manual)
Dry Weight:
Approx. 170 kg (374 lbs) for YFZ450R (specific weights for X and SE models may vary slightly, detailed in manual)
Fuel Capacity:
Approx. 10.0 L (2.6 gal) / 1.5 L (0.4 gal) reserve
Safety Features General:
While specific crash ratings aren't applicable to ATVs in the same way as cars, the manual details safety procedures, maintenance of braking systems, and tire condition critical for safe operation.
Braking System:
Hydraulic dual front disc brakes, hydraulic rear disc brake. Manual provides specs for pad replacement, fluid types (DOT 3 or 4), bleeding procedures, and rotor inspection.
Chassis Design:
Steel frame with integrated grab bars and handlebars designed for rider control and stability. Manual includes frame inspection and repair guidance.
Infotainment Features:
N/A - ATVs are performance-oriented and do not typically feature infotainment systems.
Driver Assistance Features:
N/A - ATVs rely on rider input for operation.
Connectivity Features:
N/A - ATVs do not feature wireless connectivity features.
Electrical System Coverage:
The manual includes detailed wiring diagrams, diagnostic procedures for the ignition system, lighting, starter motor, and EFI components, crucial for troubleshooting electrical issues.
Oil Change Interval:
Typically every 30-40 engine hours or annually. Manual provides precise hours and recommendations based on usage conditions.
Air Filter Cleaning:
Recommended every 10-15 engine hours or more frequently in dusty conditions. Manual details cleaning and oiling procedures.
Spark Plug Replacement:
Refer to manual for specific mileage or hour intervals and recommended spark plug type (e.g., NGK CR9E or similar).
Engine Oil Type:
Yamalube (or equivalent) 10W-40 Performance Oil (API SG or higher, JASO MA compliant). Manual specifies exact viscosity and API/JASO ratings.
Coolant Type:
Permanent type antifreeze (50/50 mixture with distilled water). Manual specifies recommended brand and freeze protection level.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid. Manual specifies which is appropriate and capacity.
Final Drive Oil:
Manual specifies the type and quantity of gear oil for the final drive, typically a hypoid gear oil with EP (Extreme Pressure) additives.
Known Issues General:
While not specific to this manual, common YFZ450R/X issues can include clutch wear, occasional electrical gremlins, and suspension setup adjustments. The manual's detailed troubleshooting sections are invaluable for addressing these.
Transmission ப்புகள்:
The manual provides detailed procedures for clutch adjustment, clutch plate replacement, and transmission gear inspection, addressing potential wear or shifting issues.
Engine ப்புகள்:
Covers EFI system diagnosis, ignition system checks, valve clearance adjustment, and piston/cylinder inspection, relevant for maintaining optimal engine performance.
Brand Heritage Yamaha:
Yamaha has a long-standing reputation for performance and innovation in motorsports, particularly with their R-series of sport vehicles.
Model Evolution Yfz450:
The YFZ450R and YFZ450X are direct descendants of Yamaha's championship-winning YFZ450 platform, refined with fuel injection and advanced chassis designs for improved performance and handling.
Production Years General:
The YFZ450R platform was introduced to replace the carbureted YFZ450 and has seen continuous updates through the years covered (2009-2013) and beyond.
Motorsport Achievements:
The YFZ450 platform, including its R and X variants, has a strong history of success in professional ATV racing, contributing to its reputation for performance and reliability.
User Satisfaction Implied:
The availability of comprehensive service manuals indicates a strong aftermarket support and owner dedication to maintaining these high-performance machines, suggesting high user satisfaction with the platform.
