Product Details: The Allison Transmission External Spin-On Transmission Filter is designed to ensure the efficient operation of the gearbox. This filter helps to prevent fluid and pump contamination, allowing your transmission to run smoothly and reliably. It is built in accordance with factory standards and is easy to install. The filter is made from high-quality materials and it is an essential part of your transmission maintenance that will help to keep your vehicle running at its best. FleetPride is your First Click in Heavy Duty®.