Atv Segment:
High-performance utility/recreational ATV
Target User:
Enthusiasts seeking advanced features and robust performance for various terrains, including trail riding, hunting, and demanding work
Key Competitors:
Can-Am Outlander, Yamaha Grizzly, Honda Foreman/Rubicon
Engine Powerplant:
850cc ProStar engine
Steering Assistance:
Electronic Power Steering (EPS) for reduced steering effort and improved control
Suspension System:
Dual A-arm front and independent rear suspension (IRS) for superior comfort and traction
Traction Management:
On-Demand All-Wheel Drive (AWD) system
Manual Utility:
Comprehensive guide for DIY maintenance, repair, and performance tuning, crucial for owners of this advanced ATV
Engine Service:
Complete overhaul, diagnosis, repair, and tuning
Drivetrain Service:
Transmission, final drive, AWD system, axles
Electrical System Service:
Wiring diagrams, component testing, ignition, lighting, charging system
Suspension And Steering:
Front and rear suspension, steering system, EPS (Electronic Power Steering)
Braking System Service:
Hydraulic brake system, calipers, master cylinders, lines
Body And Frame:
Body panels, chassis, seating, storage
Maintenance Procedures:
Scheduled maintenance, fluid changes, filter replacements
Troubleshooting Guides:
Diagnostic procedures for common and uncommon issues
Estimated Page Count:
500+
Manual Classification:
Factory Service Manual / Workshop Manual
Language Of Manual:
English
Delivery Format:
PDF Download
Engine Systems:
1. Engine Assembly (Disassembly & Reassembly), 2. Cylinder Head & Valves, 3. Piston & Connecting Rod, 4. Crankshaft & Cylinder Block, 5. Lubrication System, 6. Cooling System, 7. Fuel System (Injection & Pump), 8. Ignition System, 9. Air Intake System
Transmission And Drivetrain:
1. Transmission Assembly, 2. Drive Clutch (Primary), 3. Driven Clutch (Secondary), 4. Belt Replacement, 5. Gearcase & Final Drive, 6. All-Wheel Drive (AWD) System Operation & Service, 7. Drive Shafts & CV Joints
Electrical And Electronic Systems:
1. Battery & Charging System, 2. Starting System, 3. Lighting System (Headlights, Taillights, Auxiliary), 4. Ignition System Components, 5. EFI (Electronic Fuel Injection) System Components, 6. EPS (Electronic Power Steering) System Diagnosis & Repair, 7. Diagnostic Codes & Troubleshooting, 8. Wiring Diagrams (Color-Coded where applicable)
Chassis And Suspension:
1. Front Suspension (A-Arms, Shocks, Bushings), 2. Rear Suspension (Pro-Ride, Shocks, Bushings), 3. Steering System (Handlebars, Tie Rods), 4. EPS Unit Service, 5. Wheel Bearings, 6. Chassis Frame Inspection & Repair
Braking And Wheel Systems:
1. Front & Rear Brake Caliper Service, 2. Master Cylinder Rebuild, 3. Brake Pad Replacement, 4. Brake Fluid Flush & Bleeding, 5. Wheel Hubs & Lug Nuts, 6. Tire & Wheel Specifications
Maintenance Procedures:
Oil change intervals, spark plug replacement, air filter cleaning/replacement, differential fluid service, brake fluid flush, coolant checks and changes, drive belt inspection and replacement, grease points
Repair And Overhaul Procedures:
Complete engine rebuild, transmission overhaul, suspension component replacement, steering system repair, EPS unit replacement, brake system overhaul, electrical component troubleshooting and replacement, fuel system cleaning and component replacement
Diagnostic Procedures:
Troubleshooting tables based on symptoms, fault code interpretation and resolution, specific component testing procedures for ignition, fuel, electrical, and EPS systems
Assembly And Disassembly:
Step-by-step instructions for complete teardown and reassembly of all major vehicle components
Diagnostic Level:
Advanced diagnostics including EFI system analysis and EPS fault finding
Repair Scope:
Complete overhaul of engine, transmission, and drivetrain components
Electrical Depth:
Detailed wiring diagrams, component testing specifications, and diagnostic flowcharts
Specification Accuracy:
Torque specifications, fluid capacities, tolerances, and clearance measurements
Engine Type:
Four-stroke, SOHC, Twin-Cylinder
Bore X Stroke:
93 mm x 69.7 mm (typical for this generation)
Cooling System:
Liquid-cooled
Valve Train:
SOHC (Single Overhead Camshaft) with 4 valves per cylinder
Horsepower:
Approx. 70 HP (specifications may vary slightly by year)
Torque:
Approx. 60 ft-lbs (specifications may vary slightly by year)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline, minimum 87 octane
Ignition System:
Electronic Ignition, Dual Spark Plugs
Display Features:
Digital instrument cluster displaying speed, RPM, fuel level, gear indicator, AWD status, clock, trip meters
Power Steering:
Electronic Power Steering (EPS) with variable assist
Traction System:
Polaris's On-Demand AWD system automatically engages front drive when needed
Diagnostic Ports:
Proprietary diagnostic connectors for EFI system and potentially EPS module access (covered by manual)
Engine Oil Change:
Every 100 hours or 12 months (whichever comes first)
Air Filter Cleaning:
Inspect every 50 hours, clean or replace as needed
Spark Plug Replacement:
Refer to manual for specific mileage/hour recommendation, generally every 250-500 hours
Drive Belt Inspection:
Inspect every 100 hours for wear and damage
Transmission Fluid Change:
Every 200 hours or 24 months (refer to manual for specific fluid type)
Engine Oil Type:
Polaris PS-4 Full Synthetic 10W-50 (or equivalent meeting API, JASO specifications)
Engine Oil Capacity:
Approx. 2.4 quarts (2.3 L) with filter change
Transmission Gearcase Fluid:
Polaris AGL Synthetic Gearcase Lubricant (or equivalent)
Transmission Gearcase Capacity:
Approx. 12 oz (355 ml)
Coolant Type:
Ethylene Glycol Antifreeze (50/50 mix with distilled water)
Brake Fluid Type:
DOT 3 or DOT 4 Hydraulic Brake Fluid
Common Wear Items:
CV boots, tie rod ends, wheel bearings, brake pads, drive belt
Eps System Considerations:
Occasional electronic faults or loss of assist requiring diagnosis; covered in detail by the manual
Efi System Maintenance:
Importance of clean fuel and regular air filter maintenance to prevent injector issues
Polaris Atv Legacy:
Polaris is a pioneer in the ATV industry, known for innovation and off-road capability since the 1980s.
Sportsman Lineage:
The Sportsman line represents Polaris's commitment to versatile, powerful, and comfortable ATVs. The XP 850 represents a significant leap in performance and technology within the Sportsman family.
Manufacturing Origin:
Typically manufactured in North America (e.g., Roseau, Minnesota, USA)
Market Introduction Xp850:
The XP 850 was introduced as a flagship model showcasing Polaris's most advanced ATV technology at the time.
