🏷️ Basic Information Identification Make: Polaris Model: Sportsman 400 Year: 2003 Product Type: Parts Manual Format: PDF Download Codes Model Codes Covered: A03CH42AA, A03CH42AB, A03CH42AC 👋 Introduction Market Position Atv Segment: Mid-size utility ATV, known for balance of performance and affordability. Competitive Analysis Competitors: Competed with models from Yamaha (Grizzly 400), Honda (FourTrax 400), and Kawasaki (Bayou 400). Key Features Versatility: Designed for recreational riding, light utility work, and trail riding. Reliability: Polaris is generally recognized for durable powertrain and chassis components. Value Proposition Parts Availability: This manual ensures owners and technicians can source the correct, genuine Polaris parts for maintenance and repair. 📋 Manual Details Coverage Areas Primary Focus: Parts identification and cataloging Scope: All components for specified models Page Count Estimated Pages: Varies (Typical parts manuals are 200-400+ pages, specific count not provided in product info) Manual Type Type: Parts Manual / Parts Catalog Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Assembly: Detailed breakdown of engine components, including cylinder head, piston, crankshaft, camshaft, valve train, lubrication system, and cooling system parts. Drivetrain: Exploded views and part numbers for the transmission, differential, drive shafts, axles, and CV joints. Suspension And Steering: Components for front and rear suspension (shocks, springs, control arms, bushings), steering linkage, tie rods, and steering column parts. Braking System Brake Components: Parts for front and rear brake assemblies, including calipers, rotors, brake pads, master cylinders, and brake lines. Electrical System Wiring And Components: Diagrams and part numbers for starter, alternator, battery, ignition system components, lighting, switches, and wiring harnesses. Fuel System Fuel Delivery: Parts for fuel tank, fuel pump, fuel filter, carburetor or fuel injection components. Exhaust System Exhaust Components: Exhaust manifold, pipes, muffler, and mounting hardware. Body And Chassis Frame And Panels: Frame components, body panels (fenders, plastics), seats, handlebars, racks, and associated hardware. Wheels And Tires Wheel Assembly: Wheels, tires, lug nuts, and valve stems. Procedures Included Part Identification: Crucial for identifying correct replacement parts using diagrams and OEM part numbers. Assembly Disassembly Order: Implied through exploded views, guiding the sequence of part installation and removal. Component Relationship: Illustrates how different parts fit together within a system. Technical Depth Level Of Detail: High - Provides OEM part numbers, illustrations, and relationships between components, essential for accurate ordering and repair. Utility: Primarily for parts sourcing, inventory management, and visual reference during repair. 📊 Manual Specifications File Format Type: PDF (Portable Document Format) Searchability: Likely text-searchable if converted from a digital original, allowing quick lookup of part numbers and descriptions. Print Quality Illustrations: Typically high-resolution exploded diagrams for clarity. Binding Type Digital Format: N/A (Digital download) Paper Type Digital Format: N/A (Digital download) ⚙️ Engine Specifications Primary Engine Type: 4-stroke, SOHC, Liquid-Cooled Displacement: 375cc (approx.) Bore X Stroke: Specifics found within the manual's engine section. Compression Ratio: Specifics found within the manual's engine section. Performance Horsepower: Estimated 25-30 HP (typical for this class and displacement). Torque: Specifics found within the manual's engine section. Fuel System Carburetion: Typically a Mikuni carburetor (e.g., VM34) or a Keihin CVK. Specific model and jetting detailed in the manual. Lubrication Oil Type: SAE 10W-40 motorcycle-specific synthetic or conventional oil is commonly recommended. Oil Capacity: Specific capacity detailed in the maintenance section of a comprehensive service manual; parts manual won't list this. Cooling System: Liquid-cooled with a radiator and fan. 🔧 Transmission Standard Type: Automatic Transmission (PVT - Polaris Variable Transmission) Drive System: Shaft Drive (2WD or AWD models available, likely 4WD for Sportsman) Features Gearbox: High/Low range with Reverse. Clutch: CVT belt drive system. Fluid Type Transmission Fluid: Specific Polaris AGL (Arctic Gear Lubricant) or equivalent is typically used in the transmission/gearcase. CVT cover gasket and belt are key parts identified. 📐 Dimensions Exterior Length: Approx. 81 in. (205.7 cm) Width: Approx. 46 in. (116.8 cm) Height: Approx. 47 in. (119.4 cm) Wheelbase: Approx. 50.5 in. (128.3 cm) Cargo Front Rack Capacity: Approx. 100 lbs (45.4 kg) Rear Rack Capacity: Approx. 200 lbs (90.7 kg) Weights Dry Weight: Approx. 620 lbs (281 kg) Towing Capacity: Up to 1,050 lbs (476 kg) Wheels And Tires Front Tire Size: 25 x 8-12 Rear Tire Size: 25 x 10-12 Wheel Bolt Pattern: Standard 4x110mm (confirm specific for model within manual if needed for aftermarket wheels). 🛡️ Safety Features Ratings Atv Safety Standards: Designed to meet ANSI standards for recreational ATVs. Active Features Braking System: Hydraulic disc brakes front and rear. Engine Braking: Standard feature on PVT system for downhill control. Passive Features Lighting: Headlights, taillight, and brake light for visibility. Ergonomics: Handlebar grips, throttle control, and braking levers designed for rider control. 💡 Technology Features Infotainment Features: Basic instrumentation: speedometer, odometer, fuel gauge, indicator lights. No advanced infotainment. Driver Assistance Features: No electronic driver assistance features typical of modern vehicles. Connectivity Features: N/A 🔧 Maintenance Service Intervals Oil...