1990-1995 Polaris 350L 400L Sportsman Trail Boss Radiator Thermostat Switch 4110099

This is an Original Pure Polaris part number 4110099. It fits the following Polaris ATV’s:

1990 W908139 TRAIL BOSS 350L 4X4 Cooling System (4918541854007A)
1991 W917539 TRAIL BOSS 350L 2X4 COOLING SYSTEM 350
1991 W918139 TRAIL BOSS 350L 4X4 COOLING SYSTEM 350
1992 W927539 TRAIL BOSS 350L 2X4 COOLING SYSTEM 350
1992 W928139 TRAIL BOSS 350L 4X4 COOLING SYSTEM 350
1993 W937539 350L 2X4 COOLING SYSTEM
1993 W938039 SPORTSMAN 4X4 COOLING SYSTEM
1993 W938139 350L 4X4 COOLING SYSTEM
1993 W938739 350L 6X6 COOLING SYSTEM
1994 W947540 400L 2X4 COOLING SYSTEM
1994 W948039 SPORTSMAN 4X4 COOLING SYSTEM
1994 W948040 W948040 COOLING SYSTEM
1994 W948140 400L 4X4 COOLING SYSTEM
1994 W948540 SPORT 400L COOLING SYSTEM
1994 W948740 400L 6X6 COOLING SYSTEM
1995 W957540 400L 2X4 COOLING SYSTEM
1995 W958040 SPORTSMAN 4X4 COOLING SYSTEM
1995 W958540 SPORT 400L COOLING SYSTEM
1995 W958740 BIG BOSS 6X6 400L COOLING SYSTEM