🏷️ Basic Information Identification Make: International Harvester Model: B-275 Tractor Product Name: Blue Ribbon IH B275 Tractor Transmission Service Repair Manual GSS1239-PDF Oem Manual Code: GSS-1239 Brand Line: Blue Ribbon 👋 Introduction Market Position Target Audience: Tractor owners, mechanics, restoration enthusiasts Competitive Analysis Value Proposition: Provides OEM-level technical information for maintaining and repairing the critical transmission system of the IH B-275 tractor, often difficult to find in comprehensive detail. Key Features Content Emphasis: Detailed diagrams, exploded views, manufacturer specifications, step-by-step procedures. Download Benefit: Instant download, immediate access to essential repair information. 📋 Manual Details Coverage Areas Primary Coverage: Transmission System Secondary Coverage: General Maintenance, Troubleshooting, Adjustments Page Count Estimated Page Count: N/A (PDF format, often variable based on print settings or digital viewing) Manual Type Type: Service Repair Manual Language Language: English Format Format: PDF Digital Compatibility: Windows, Mac 📖 Manual Coverage Systems Covered Transmission Components: Gearbox, clutch operation (as it interfaces with transmission), shifting mechanisms, drive shafts, power take-off (PTO) if integrated, lubrication system Procedures Included Maintenance: Regular checks, lubrication, fluid changes, filter replacement Adjustments: Clutch adjustment, linkage adjustments, gear shift adjustments Troubleshooting: Diagnosis of common transmission faults, noise identification, shifting problems, hydraulic issues (if applicable) Repair: Component disassembly, inspection, repair, and reassembly of the transmission Technical Depth Depth: Comprehensive; suitable for diagnostics, routine maintenance, and major overhauls. Diagnostic Tools: Implied use of standard mechanic's tools, potentially torque wrenches, feeler gauges. 📊 Manual Specifications File Format Searchability: Searchable by keyword Navigation: Fully bookmarked chapters Print Quality Printability: Printable (entire manual or specific sections) Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Model Series: IH 'BD' Series (likely BD-144 or BD-154 diesel) Engine Type: 4-cylinder, Indirect Injection Diesel Performance Horsepower Typical: Approx. 35-40 PTO HP (varies by specific engine variant and tuning) Torque Typical: N/A (Specific torque figures require model year and engine variant) Fuel System Injection System: Lucas or CAV Injection Pump Fuel Type: Diesel 🔧 Transmission Standard Type: Constant Mesh Sliding Gear Gear Configurations: Typically 8 Forward Speeds, 2 Reverse Speeds Optional Power Take Off: Standard PTO (540 RPM), potentially 2-speed PTO option depending on configuration. Features Gear Selection: Main shift lever and range selector lever. Lubrication: Splash and pressure lubrication, gearbox oil is critical. 📐 Dimensions Exterior Wheelbase: Approx. 76 inches (1930 mm) Overall Length: Approx. 123 inches (3124 mm) without linkage Weights Operating Weight: Approx. 3900 lbs (1769 kg) 🛡️ Safety Features Ratings Rollover Protection: N/A (ROPS not standard on initial models, often added aftermarket) Active Features Brakes: Drum brakes, operated via foot pedals and locking mechanism. Passive Features Operator Station: Basic operator seat, controls within reach. 💡 Technology Features Infotainment Features: N/A (Basic agricultural tractor design of its era) Driver Assistance Features: N/A Connectivity Features: N/A 🔧 Maintenance Service Intervals Transmission Oil Change: Typically every 1000-1200 hours of operation, or annually. Consult manual for specific intervals. Fluid Specifications Transmission Oil Type: API GL-4, SAE 90W gear oil. (Specific IH specification might be required - e.g., Hy-Trans or equivalent). Transmission Oil Capacity: Approximately 3-4 gallons (11-15 Liters). Refer to manual for exact capacity. Known Issues Common Faults: Worn synchronizers (less common in this era's tractors), worn bearings, leaking seals, PTO engagement issues, difficulty shifting gears. Preventative Measures: Regular oil changes with correct oil, proper clutch operation, avoiding overloading. 📚 Vehicle History Brand Heritage Manufacturer: International Harvester (IH), a major American manufacturer of agricultural and construction equipment. Model Evolution Predecessors: Part of the progression of IH's successful utility tractor lines. Production Production Years: Approximately 1955-1961 Manufacturing Location: USA (e.g., Louisville, Kentucky plant) 🏆 Awards & Recognition Recognitions Model Recognition: The B-275 was a widely respected and popular utility tractor known for its reliability and robustness in its class.