2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 50Get this manual
MAINTENANCE
WHEEL INSTALLATION
1With the transmission in gear and the parking brake locked, place the wheel in the correct position on the wheel hubBe sure the valve stem is toward the outside and rotation arrows on the tire point toward forward rotation2Attach the wheel nuts and finger tighten them3Lower the vehicle to the ground4Securely tighten the wheel nuts to the proper torque listed in the table aboveCAUTION: If wheels are improperly installed it could affect vehicle handling and tire wearOn vehicles with tapered rear wheel nuts, make sure tapered end of nut goes into taper on wheel
Tread Depth 18 (3 mm)
WARNING
Operating an ATV with worn tires will increase the possibility of the vehicle skidding and possible loss of controlWorn tires can cause an accidentAlways replace tires when the tread depth measures 18 (.3 cm) or less