The Kubota RD57979920 is a genuine OEM air filter designed to provide superior filtration for various Kubota B-Series and BX-Series compact tractors. This essential component protects the engine from harmful contaminants, ensuring clean air intake for optimal performance and longevity. With a length of 197 mm, an outer diameter of 108 mm, and a height of 57 mm, this filter is engineered to exact Kubota specifications for a perfect fit and reliable operation.