SAE 80W-90 Hypoid Gear Lubricant (API GL-4 or GL-5)
Coolant Spec:
Ethylene Glycol based antifreeze with corrosion inhibitors (e.g., Polaris Premium Long Life Coolant or equivalent)
Brake Fluid Spec:
DOT 4 Hydraulic Brake Fluid
Known Issues
Issue Cv Belt:
Premature wear or breakage of the CVT belt, especially with aggressive riding or improper adjustment.
Issue Efi Cold Start:
Occasional rough idling or stalling when cold, often related to sensor readings or fuel system cleanliness.
Issue Ebr Clutch:
EBS clutch wear or malfunction, affecting engine braking performance.
Issue Wheel Bearings:
Wear on wheel bearings, particularly in wet or muddy conditions, leading to play or noise.
Common Repairs
Repair Cv Belt Replacement:
Regular replacement and proper tensioning are key.
Repair Suspension Bushings:
Replacement of worn suspension bushings for optimal handling.
Repair Throttle Body Cleaning:
Periodic cleaning of the throttle body for optimal EFI performance.
📚 Vehicle History
Brand Heritage
Brand Origins:
Polaris Industries, founded in 1954, a significant player in the powersports industry.
Powersports Focus:
Known for snowmobiles, ATVs, UTVs, and motorcycles.
Model Evolution
Sportsman Lineage:
The Sportsman line has been a cornerstone of Polaris's ATV offerings, evolving with features like IRS and EFI.
Efi Introduction:
The 2007 model year marked the widespread adoption of EFI across Polaris's ATV lineup, including the Sportsman 450 and 500.
Production
Manufacturing Location:
Primarily manufactured in the USA.
Market Segment Development:
Polaris consistently innovated to meet the demands of the growing utility ATV market.
🏆 Awards & Recognition
Recognitions
Industry Awards:
While specific awards for the 2007 Sportsman 450/500 are not widely documented as individual awards, the Polaris Sportsman line has consistently been recognized for its utility, comfort, and innovation in the ATV market by powersports publications and consumer reviews.
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