Donaldson presents a high-performance primary air filter designed to excel in a diverse range of heavy-duty engine applications. Crafted with high-efficiency cellulose media, it ensures optimal filtration efficiency. The filter boasts corrosion-resistant steel liners that not only provide structural support during operation but also facilitate maximum airflow. Additionally, the innovative Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and extending the filter's service life. This product meets ISO 5011 standards, assuring top-notch quality and reliability. With a length of 7.25 inches, an inside diameter of 7.19 inches, and an outside diameter of 11.62 inches, this filter is engineered to deliver exceptional performance.