This replacement upper left radiator hose is designed for select Polaris Sportsman 700 EFI and Sportsman 800 models and installs between the top left side of the radiator and the left side of the cylinder. The hose is constructed from fabric-reinforced rubber and manufactured to OEM dimensional specifications for proper routing and fit. Intended for cooling system service or repair, it installs in the factory location with no modifications required when used on the listed applications. Approximate hose size is 1 inch inside diameter by 22 inches long. This hose is compatible only with EFI-equipped Sportsman 700 models and does not fit carbureted versions. Fits the following models: 2004–2006 Sportsman 700 EFI (does not fit carbureted models) 2005–2010 Sportsman 800 Replacement Part Number: Polaris 5412391 Polaris 5413672