Category:
Heavy-duty utility ATV.
Target User:
Outdoor enthusiasts, hunters, farmers, ranchers, and utility users requiring off-road capability and hauling/towing.
Key Competitors:
Other manufacturers' utility ATVs, including models from Honda, Yamaha, Kawasaki, and Suzuki with comparable engine sizes and configurations.
All Wheel Drive:
6x6 drivetrain for superior traction and load-carrying capability.
Utility Focus:
Designed for work and tough terrain, featuring cargo racks and towing capacity.
Engine Configuration:
Likely a robust single-cylinder or twin-cylinder engine optimized for torque.
Powertrain:
Engine, transmission, drive shafts, differential, braking system.
Chassis And Suspension:
Frame, suspension components (front and rear), steering system, wheels, tires.
Electrical:
Ignition system, lighting, battery, charging system, starter, wiring diagrams.
Body And Trim:
Body panels, fenders, racks, seat, controls.
Routine Maintenance:
Oil changes, filter replacements, spark plug service, lubrication, chain adjustment (if applicable).
Troubleshooting:
Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides.
Engine Repair:
Engine disassembly, inspection, repair, and reassembly procedures for top-end and bottom-end components.
Transmission And Drivetrain:
Transmission removal, disassembly, repair, and reinstallation; maintenance of drive shafts and differentials.
Brake Service:
Brake pad replacement, caliper service, bleeding procedures, drum brake adjustments (if applicable).
Electrical Diagnostics:
Testing of electrical components, troubleshooting wiring issues using diagrams, component replacement.
Suspension And Steering:
Component replacement, adjustments, alignment procedures (if applicable).
Depth:
In-depth, from basic maintenance to complete engine and transmission overhauls.
Diagnostic Level:
Advanced diagnostic procedures and specifications for precise issue identification.
Repair Procedures:
Detailed step-by-step repair instructions with torque specifications and clearances.
Searchability:
Likely text-searchable if properly digitized.
Quality:
Dependent on the source digitization; professional service manuals are typically clear and legible.
Original Binding:
Typically bound with staples or perfect binding for professional service manuals.
Original Paper:
Durable, often glossy or semi-gloss paper designed for workshop environments.
Type:
Four-stroke, liquid-cooled gasoline engine (typical for this class).
Displacement:
Approximately 400cc (exact displacement may vary slightly based on specific engine code).
Bore X Stroke:
Refer to manual for specific measurements.
Compression Ratio:
Refer to manual for specific ratio.
Horsepower:
Estimated 25-30 HP (typical for a 400cc class utility ATV of this era).
Torque:
Designed for strong low-end torque for hauling and climbing.
Carburetion:
Single or dual carburetor system (e.g., Mikuni VM series).
Fuel Type:
Unleaded gasoline.
Specification:
SAE 20W-50 or 10W-40 (refer to manual for exact recommendation based on temperature).
Capacity:
Refer to manual; typically 2-3 quarts for this engine size.
Type:
Automatic (Polaris Variable Transmission - PVT).
Drive System:
Shaft drive to all six wheels.
Gear Reduction:
High and low range (H/L) for varying terrain and load conditions.
Differential:
Locking front differential for enhanced off-road traction.
Specification:
Polaris recommended transmission fluid or equivalent (refer to manual).
Capacity:
Refer to manual for specific capacity.
Length:
Refer to manual for exact dimensions (typically around 90-100 inches).
Width:
Refer to manual for exact dimensions (typically around 45-50 inches).
Height:
Refer to manual for exact dimensions (typically around 45-50 inches).
Front Rack Capacity:
Refer to manual (typically 100-150 lbs).
Rear Rack Capacity:
Refer to manual (typically 200-300 lbs).
Dry Weight:
Refer to manual (likely in the 600-700 lbs range).
Towing Capacity:
Refer to manual (typically 900-1500 lbs).
Gvw:
Gross Vehicle Weight Rating - refer to manual.
Atv Safety Standards:
Designed to meet industry standards for ATVs of its time.
Braking System:
Hydraulic disc brakes (front and rear, possibly sealed drums in rear on some configurations).
Throttle Limiter:
May include a throttle limiter for younger or less experienced riders.
Frame Construction:
Robust steel frame for durability.
Ergonomics:
Designed for stable and comfortable rider positioning.
Features:
Basic controls, analog gauges (speedometer, odometer, fuel gauge, warning lights). No advanced infotainment systems expected for this era.
Features:
None in the modern sense; focuses on mechanical functionality and rider control.
Features:
No electronic connectivity features expected.
Engine Oil Change:
Typically every 50-100 hours of operation or annually.
Air Filter Cleaning:
Inspect every 25 hours, clean/replace as needed; more frequently in dusty conditions.
Spark Plug Service:
Inspect every 100 hours, replace as needed.
Transmission Fluid Change:
Refer to manual for specific interval, typically annually or per hours.
Grease Points:
Lubricate pivot points and suspension components regularly (e.g., every 25 hours or as specified).
Coolant Type:
Ethylene glycol based coolant (refer to manual for specific mixture ratio).
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid (confirm with manual).
Common Wear Items:
Brake pads, tires, drive belts (for PVT), suspension bushings, wheel bearings.
Potential Electrical Issues:
Corrosion in connectors, aging stator or regulator/rectifier (common in older vehicles).
Engine Performance:
Carburetor tuning issues, exhaust leaks, valve adjustment requirements.
Drivetrain Maintenance:
Universal joint wear, drive shaft boot integrity, proper chain tension (if applicable).
Polarismilestones:
Polaris is a long-standing American manufacturer of powersports vehicles, known for innovation in snowmobiles and ATVs.
Atv Lineup:
The 400 6x6 was part of Polaris's robust utility ATV lineup, evolving from earlier models and influencing later designs with its 6x6 capability.
Manufacturing Location:
Polaris vehicles are primarily manufactured in the USA.
Market Impact:
Polaris was a significant player in the burgeoning ATV market in the 1990s, with models like the 400 6x6 contributing to their growth.
