Introducing the Donaldson primary air filter, crafted with high-efficiency cellulose media that excels in heavy-duty engine applications. Its corrosion-resistant, steel liners are coated to provide unwavering support during operation, ensuring maximum airflow. The innovative Pleatloc feature ensures uniform pleat spacing, preventing media from bunching and extending the service life. With ISO 5011 approval, This filter boasts a length of 23.24 inches, an inside diameter of 7.81 inches, and an outside diameter of 11.65 inches, making it a reliable choice for your filtration needs.