The Kubota W21CKT1678 is a genuine OEM air filter designed to provide superior engine protection for various Kubota B-Series tractors and RTV-X utility vehicles. This essential component effectively filters dust, dirt, and debris from the air intake, preventing premature engine wear and maintaining optimal performance. With precise fitment and high-quality filtration media, it ensures a clean air supply to the engine, contributing to fuel efficiency and longevity. Dimensions: 158.75mm length, 88.9mm width, 88.9mm height, weighing approximately 0.113 kg.