🏷️ Basic Information

Make:

Polaris

Model:

Sportsman 300 / 400 H.O.

Year:

2009

Vehicle Type:

All-Terrain Vehicle (ATV)

Vin Code Model Specific:

Refer to VIN decoding information within the manual for specific model year and configuration identification.

👋 Introduction

Segment:

Entry-level to mid-range utility ATV segment.

Competitors:

Competed against models from Honda (e.g., FourTrax 300/400), Yamaha (e.g., Kodiak 400), Suzuki (e.g., QuadSport 400), and Can-Am (e.g., Outlander 400).

Distinguishing Features:

Polaris's robust engine options, comfortable seating, and capable suspension for its class.

📋 Manual Details

Models Covered:

2009 Polaris Sportsman 300, 2009 Polaris Sportsman 400 H.O.

Total Pages:

292

Type:

Service Repair Manual

Language:

English

File Format:

PDF

Delivery Method:

Instant Download

Software Requirements:

Adobe PDF Reader, Winzip

Operating Systems:

All Versions of Windows, Mac, Linux

📖 Manual Coverage

Major Systems:

General Information, Maintenance, Engine, Fuel System, Body/Steering/Suspension, CVT/Transmission, Final Drive, Brakes, Electrical, Wire Diagrams

Maintenance Operations:

Scheduled maintenance, fluid checks and changes, filter replacements, lubrication, adjustments.

Component Repair:

Detailed disassembly, inspection, repair, and reassembly procedures for all major components.

Scope:

Comprehensive service and repair procedures, including diagnostics, troubleshooting, and specifications.

Table Of Contents:

Table of contents at the beginning of each chapter for easy navigation.

📊 Manual Specifications

Printability:

All pages are printable.

Binding:

N/A (Digital PDF Download)

Paper Type:

N/A (Digital PDF Download)

⚙️ Engine Specifications

Engine Type 300:

Single-cylinder, 4-stroke, liquid-cooled engine (specific displacement typically around 271cc).

Engine Type 400 Ho:

Single-cylinder, 4-stroke, liquid-cooled, High Output (HO) engine (specific displacement typically around 375cc).

Horsepower Estimated:

Approx. 18-20 HP for 300, Approx. 28-30 HP for 400 HO. Precise figures vary by specific tuning and testing.

Torque Estimated:

Torque figures are application-dependent and best referenced from the manual's detailed specifications.

Fuel Delivery 300:

Likely carbureted for the 300 model. Specific carburetor details in manual.

Fuel Delivery 400 Ho:

Likely fuel-injected (EFI) for the 400 HO. Specific EFI system components and diagnostics in manual.

Ignition Type:

Electronic Ignition (CDI or similar).

Cooling Method:

Liquid-cooled (radiator and fan).

🔧 Transmission

Transmission Type:

Automatic PVT (Polaris Variable Transmission) with engine braking.

Gear Selection:

High, Low, Neutral, Reverse, Park.

Drive System:

Shaft Drive.

Cvt System:

Primary and secondary clutch system, belt drive.

📐 Dimensions

Length Approx:

Refer to manual for precise dimensions, typically around 76-80 inches.

Width Approx:

Refer to manual for precise dimensions, typically around 46 inches.

Height Approx:

Refer to manual for precise dimensions, typically around 48 inches.

Dry Weight Approx:

Approx. 500-550 lbs. Exact figures vary by model and equipment.

Ground Clearance Approx:

Approx. 10-11 inches. Specifics in manual.

Towing Capacity:

Typically around 300-500 lbs. Manual will detail exact rating.

Rack Capacity Front Approx:

Approx. 90 lbs.

Rack Capacity Rear Approx:

Approx. 170 lbs.

🛡️ Safety Features

Safety Standards:

Meets ANSI standards for Class 1 ATVs. Manual will provide specific safety warnings and operating guidelines.

Braking System:

Hydraulic disc brakes (front and rear). Manual details pad replacement, fluid bleeding, and caliper service.

Throttle Limiter:

Potential presence of a throttle stop for youth or beginner operation, adjustable or removable as per manual instructions.

Parking Brake:

Integrated into the transmission or a separate caliper.

💡 Technology Features

Instrument Cluster:

Digital instrument cluster typically includes speedometer, odometer, trip meter, tachometer, fuel gauge, and warning lights.

Drive Modes:

Selectable 2WD/AWD (Automatic All-Wheel Drive) on certain models, controlled by a switch. Manual details operation and maintenance.

Charging System:

12V DC charging system with an alternator or stator to power electrical components and charge the battery.

🔧 Maintenance

Oil Change Interval:

Typically every 50-100 hours of operation or annually. Specifics detailed in the manual.

Spark Plug Replacement:

Refer to manual, often around 100-200 hours or annually. Manual will specify correct plug type and gap.

Air Filter Cleaning Replacement:

Frequent inspection recommended, cleaning/replacement intervals depend heavily on operating conditions (e.g., dusty environments).

Engine Oil Type:

Polaris recommends specific synthetic or semi-synthetic oils. Manual will specify viscosity grade (e.g., 0W-40, 10W-40, 5W-50) and API classification.

Coolant Type:

Ethylene glycol-based antifreeze. Manual will specify mixture ratio (e.g., 50/50) and type (e.g., permanent type).

Brake Fluid Type:

DOT 3 or DOT 4 hydraulic brake fluid. Manual will specify exact type and bleeding procedures.

Gearcase Oil Type:

Polaris specific gearcase lubricant or SAE 75W-90 synthetic gear oil. Manual will provide exact specification and capacity.

Common Wear Items:

CVT belt wear, suspension bushings, brake pad wear, wheel bearings are common wear items on ATVs of this era.

Maintenance Tips:

Regular cleaning and inspection of air filter, proper CVT belt maintenance, and vigilant tire pressure checks are crucial for longevity.

📚 Vehicle History

Manufacturer:

Polaris Industries Inc., a long-standing manufacturer of recreational and utility vehicles.

Lineage:

The Sportsman line has been a cornerstone of Polaris's ATV offerings, known for versatility and comfort. The 300 and 400 models represent a significant portion of their mid-size utility ATV lineup.

Production Period:

Models like the Sportsman 400 have seen production over many years, with updates occurring periodically. The 2009 model represents a specific iteration within this evolution.

🏆 Awards & Recognition

Industry Accolades:

While specific awards for the 2009 Sportsman 300/400 HO may not be widely publicized, the Polaris Sportsman line consistently receives praise for its comfort, utility, and performance in its class from enthusiast publications.