The Donaldson 5.46" Synthetic Spin-On Transmission Filter is the ultimate solution for ensuring optimal performance and longevity of your transmission system. Engineered with precision and crafted with high-quality materials, this spin-on filter is designed to provide superior filtration efficiency, effectively removing harmful contaminants that can cause wear and tear on your transmission components. Its synthetic filtration media is capable of capturing even the tiniest particles, safeguarding your transmission from dirt, debris and other impurities. FleetPride is your First Click in Heavy Duty®.