Radiator 04-07 Dodge Ram 1500 Pickup with Fillerneck OEM Replacement# 52028830AF, DPI# 2813 FITS - 2004-2007 Dodge Ram 1500 pickup models OEM-COMPARABLE - Polar Radiators are designed and engineered to meet original manufacturer configuration and specifications EASY INSTALL - Drop in fit for easy installation; no modifications required. We guarantee a perfect fit. LIMITED TWO YEAR WARRANTY- All Polar Radiators are covered by the industry's best Two Year Warranty OEM# 52028830AF / DPI# 2813