Oshkosh

When it comes to Oshkosh truck radiators, no one delivers performance, durability, and fast service like American Radiator. Designed for the most demanding military, municipal, and severe-duty applications, our Oshkosh replacement radiators are built to handle extreme environments where reliability is critical. Every unit is engineered to meet or exceed OEM specifications, ensuring maximum cooling efficiency, long service life, and dependable protection against overheating.

Our inventory includes copper/brass radiators for heavy-duty durability and all-aluminum radiators for improved heat transfer and lighter weight. Many options are available in severe-duty configurations, built to withstand high vibration, heavy loads, and extreme temperature fluctuations. With two-year, unlimited mileage warranties and our same-day shipping, you can count on American Radiator to keep your Oshkosh truck or equipment operating without costly downtime.

As a nationwide leader in aftermarket cooling systems, we provide unmatched product expertise, professional repair services, and wholesale pricing. Whether you need a new Oshkosh radiator, a core rebuild, or guidance in selecting the best replacement, our specialists are here to help. Call 877-203-4572 today and discover why fleets and municipalities across the country trust American Radiator for Oshkosh truck radiators that deliver dependable performance.