Gates Corporation Radiator Cap Part No: 31523

The Gates Radiator Cap 31523 gives you solid, dependable performance with OE-level fit and durability. It’s a standard vented radiator cap made to handle pressure control and cooling system demands for Dodge Grand Caravan, Chevy GMT-400, and more. This Gates Radiator Cap is built from heavy-gauge metal and resists corrosion, cracking, and pressure failure. It works with optional recovery systems and fits filler necks with a 1.61" inside and 2.13" outside diameter. You’ll get tight sealing, consistent function, and peace of mind with every drive. Whether you're replacing a worn-out cap or doing a full system refresh, the Radiator Cap 31523 is the kind of low-cost part that protects high-cost components. It’s OE performance without the dealership markup—grab it before it’s gone!