Segment:
Mid-size utility ATV, known for its versatility and capability
Competitors:
Honda FourTrax Foreman, Yamaha Grizzly 550, Kawasaki Brute Force 650/750, Can-Am Outlander 500/650
Powertrain:
Powerful 499cc liquid-cooled, 4-stroke engine
Drivetrain:
True On-Demand All-Wheel Drive (AWD) system
Suspension:
Independent Rear Suspension (IRS) for a smoother ride and better traction
Transmission:
Durable Polaris Variable Transmission (PVT) with engine braking
Engine:
Complete engine disassembly, inspection, assembly, timing, cooling system, lubrication system
Fuel System:
Carburetor (Mikuni BSR42) specifications, adjustment, cleaning, fuel pump, fuel tank, lines
Ignition System:
CDI unit, ignition coil, spark plug, wiring diagrams
Transmission Drivetrain:
PVT (Polaris Variable Transmission - primary and secondary clutches), belt inspection/replacement, gearbox, driveshafts, differentials, AWD system
Brakes:
Hydraulic disc brakes (front and rear), master cylinders, calipers, brake pads, brake lines, bleeding procedure
Suspension:
Front and rear suspension (dual A-arm front, independent rear suspension - IRS), shock absorbers, springs, bushings, alignment
Steering:
Handlebars, steering shaft, tie rods, steering linkage, steering assist (if equipped with EPS)
Electrical System:
Battery, charging system (stator, regulator/rectifier), starter motor, lighting (headlights, taillights, brake lights), switches, wiring harness, fuses, electrical troubleshooting diagrams
Frame Chassis:
Frame inspection, body panel removal/installation, fenders, racks
Cooling System:
Radiator, fan, coolant, thermostat, hoses
Maintenance:
Oil changes, filter replacements, spark plug maintenance, air filter cleaning/replacement, lubrication points, chain/belt adjustment (if applicable)
Troubleshooting:
Diagnostic charts for common problems (engine starting issues, running problems, electrical faults, clutch issues)
Repair:
Component replacement (e.g., carburetor rebuild, starter motor replacement, brake caliper overhaul)
Rebuild:
Engine disassembly and reassembly, transmission servicing
Adjustments:
Carburetor idle speed and mixture, clutch engagement, valve clearance (if applicable, though this is typically solid lifters on this model)
Torque Specifications:
Crucial torque values for engine, chassis, and suspension fasteners
Depth:
Comprehensive, covering routine maintenance to complete engine and drivetrain overhauls
Diagnostics:
Detailed troubleshooting guides and diagnostic flowcharts
Wiring Diagrams:
Complete electrical system wiring schematics
Engine Oil Change:
Every 100 hours or annually (whichever comes first)
Air Filter Cleaning:
Every 25 hours or more frequently in dusty conditions
Spark Plug Inspection:
Every 100 hours
Clutch Belt Inspection:
Every 50 hours, replace as needed (typically every 1-2 years or per wear indicators)
Transmission Oil Change:
Every 100 hours or annually
Engine Oil Type:
SAE 20W-50 Synthetic or Polaris PS-4 Full Synthetic 4-stroke engine oil
Engine Oil Capacity:
2.8 US qt (2.6 L) with filter change
Transmission Fluid Type:
Polaris Angle Drive Fluid (Syn) or SAE 80W-90 Hypoid Gear Oil
Transmission Fluid Capacity:
Approximately 18 oz (0.53 L) for rear differential; front differential is shared with AWD system and has its own fill.
Coolant Type:
Ethylene Glycol based antifreeze (50/50 mix with distilled water)
Common Problems:
CV joint boot wear, PVT belt wear/slippage, carburetor gumming (if fuel sits), potential starter solenoid issues, water pump seal leaks
Maintenance Tips:
Regularly inspect CV boots for tears; keep fuel tank full during storage; use a fuel stabilizer; promptly address any coolant leaks.
Manufacturer:
Polaris Industries Inc.
Founding:
Founded in 1954, Polaris is a pioneer in the powersports industry.
Sportsman Line:
The Sportsman line, introduced in 1993, is Polaris's flagship utility ATV platform, known for its comfort, capability, and innovation.
500 Engine:
The 500cc engine has been a workhorse for Polaris for many years, evolving through various iterations.
Production Years:
The Sportsman 500 model has been in production for many years, with the 2009 model representing a mature and refined iteration of the platform.