The Yamaha YZF-R1, specifically the Fourth Generation (RN22) models produced between 2007 and 2011, represents a pinnacle of supersport motorcycle engineering. This litre-class sportbike is renowned for its high-performance, track-focused design, powered by a 998 cc liquid-cooled, inline-four engine delivering approximately 180 PS. Its advanced features for the era, including fuel injection with dual injectors per cylinder and a sophisticated Deltabox aluminium alloy frame, contribute to its exceptional handling and exhilarating performance. The YZF-R1 has consistently earned critical acclaim for its capabilities, making it a benchmark in its competitive segment and a favored choice for performance motorcycle enthusiasts and track day riders. This Workshop Service Manual provides comprehensive technical guidance for the Yamaha YZF-R1 models from 2007 to 2011. It covers all essential systems, including engine overhaul, drivetrain, chassis, braking, and electrical systems, offering detailed procedures for maintenance, disassembly, assembly, and rebuilding. The manual includes specific information on routine maintenance, troubleshooting common issues, and identifying required special tools. With its in-depth coverage and clear illustrations, this manual is an indispensable resource for owners, mechanics, and technicians aiming to maintain, diagnose, and repair the YZF-R1, ensuring its optimal performance and longevity. 🏷️ Basic Information Identification Make: Yamaha Model: YZF-R1 Model Code: YZFR1 / YZF-R1 Generation Generation Designation: Fourth Generation Generation Code: RN22 Codes Engine Code: 4C8 / 14B (depending on specific market and sub-model) 👋 Introduction Market Position Market Segment: Supersport, litre-class motorcycle Target Audience: Performance motorcycle enthusiasts, track day riders, professional mechanics Competitive Analysis Key Competitors: Honda CBR1000RR Fireblade, Suzuki GSX-R1000, Kawasaki ZX-10R Ninja, Ducati 1098 Key Features Vehicle Design Philosophy: High-performance, track-focused sportbike with advanced technology for its era. Key Features Manual Manual Purpose: To provide detailed technical information for the diagnosis, repair, and maintenance of the Yamaha YZF-R1 (2007-2011). 📋 Manual Details Coverage Areas Years Covered: 2007, 2008, 2009, 2010, 2011 Page Count Page Count: 427 Manual Type Manual Type: Workshop Service Manual Language Language: English (presumed, typical for Yamaha workshop manuals) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine overhaul, lubrication, cooling, fuel injection, ignition, exhaust, timing Drivetrain Systems: Clutch, transmission, gearbox, final drive (chain) Chassis Systems: Frame, suspension (front forks, rear shock), steering, wheels, tires Braking Systems: Front and rear brakes (hydraulic discs), ABS (if applicable to specific models within the range) Electrical Systems: Battery, charging system, ignition system, lighting, instrumentation, wiring diagrams, ECU diagnostics Bodywork And Fairings: Disassembly, assembly, and repair of fairings, seat, fuel tank, etc. Procedures Included Maintenance Procedures: Oil changes, filter replacements, chain adjustment, spark plug service, valve clearance checks Troubleshooting Guides: Diagnostic procedures for common issues, fault code interpretation (where applicable) Disassembly And Assembly: Detailed step-by-step instructions for component removal and installation Rebuilding Procedures: Engine rebuild, gearbox overhaul, suspension component refurbishment Technical Depth Depth Of Coverage: Comprehensive; suitable for professional technicians and experienced DIY mechanics. Diagnostic Capabilities: Covers basic diagnostics, electrical system testing, and component troubleshooting. Special Tool Requirements: Identifies specific Yamaha special tools required for certain procedures. 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High resolution, suitable for clear printing of diagrams and text. Binding Type Binding Type: Not Applicable (Digital PDF Download) Paper Type Paper Type: Not Applicable (Digital PDF Download) Searchability Searchability: Likely text-searchable PDF, allowing quick access to specific topics. Illustration Quality Illustration Quality: Detailed diagrams, exploded views, and schematics. ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, four-stroke, DOHC, inline-four Displacement: 998 cc Bore X Stroke: 77.0 mm x 53.6 mm Compression Ratio: 12.7:1 Performance Horsepower Claimed: Approx. 180 PS (132 kW) at 12,500 rpm (at crankshaft, depending on market) Torque Claimed: Approx. 118 Nm (87 lb-ft) at 9,500 rpm (at crankshaft, depending on market) Fuel System Fuel Delivery: Fuel injection with dual injectors per cylinder (Mikuni, 45mm throttle bodies) Fuel Type: Unleaded gasoline, 95 RON minimum recommended Lubrication Oil Type: Yamalube 4 (or equivalent) 10W-40 API SG or higher, JASO MA Cooling System Coolant Type: Yamaha Super Coolant (or equivalent) ethylene glycol based antifreeze mixture (50/50 water/coolant ratio) 🔧 Transmission Standard Transmission Type: Constant-mesh, 6-speed sequential Optional Optional Transmission: None Features Clutch Type: Wet, multi-plate, assist & slipper clutch Final Drive: O-ring sealed chain Gear Ratios Gear Ratios 1-6: 3.071 (43/14), 2.188 (35/16), 1.714 (30/17), 1.429 (30/21), 1.200 (24/20), 1.036 (29/28) Fluid Specifications Transmission Oil Type: Yamalube 4 (or equivalent) 10W-40 API SG or higher, JASO MA 📐 Dimensions Exterior Length: 2,060 mm (81.1 in) Width: 705 mm (27.8 in) Height: 1,120 mm (44.1 in) Wheelbase: 1,415 mm (55.7 in) Ground Clearance: 130 mm (5.1 in) Weights Dry Weight: 177 kg (389 lbs) Wet Weight: 201 kg (443 lbs) (fully fueled, all fluids) Fuel Capacity: 18 Liters (4.8 US gal) 🛡️ Safety Features Ratings Safety Ratings: Not Applicable (Motorcycle Safety Ratings typically differ from automotive) Active Features Braking System Type: Radial-mount monobloc front calipers, dual 310mm...