Radiator-mounted thermal switch for cooling fan operation
Activates fan at factory-specified temperature range
Direct plug-in replacement for original sensor
Installs in the lower right side of the radiator
Replacement for Polaris part number 4010161
Buy with confidence as this sensor plugs right in and has the exact same temp settings as stock. Replaces Polaris part number 4010161 for all 2000-04 Sportsman 400 and 500′s. This unit is located on the bottom of the radiator on the right hand side and controls the cooling fan operation.