The Kubota RD57949520 is a genuine OEM air filter designed to provide superior filtration for various Kubota BX, B, GR, and ZD series machinery. This essential component protects the engine from harmful contaminants, ensuring clean air intake for efficient combustion and extended engine life. With an outer diameter of 104 mm, an inner diameter of 54 mm, and a height of 180 mm, this filter maintains the precise specifications required for optimal fit and performance in compatible Kubota models.