The Kubota W21CKT4691 is a genuine OEM air filter designed to provide superior filtration for Kubota RTV-X series utility vehicles. This essential component protects the engine from dust, dirt, and debris, maintaining optimal performance and extending engine life. It is specifically engineered for models including RTV-X1100CR, RTV-X1100CW, RTV-X1120DR, RTV-X1120DW, RTV-X1140R, and RTV-X1140W.