Replaces OEM #316GC3192. IMPORTANT: Please call toll-free 1-800-282-9319 to order. Please have the following information available when ordering: Truck Model, Last 6 Digits of Truck Serial Number, and Engine Assembly Number. The Engine Assembly Number will be located on the engine tag on the front valve cover of the engine and will start with 11GBA. ASSEMBLY,Water Pump (E9) Includes Housing (1)EPH-3381 Shaft (1)ESH-3888 Gear (1)EGE-2586 Seals (1)ESR-3377 (1)EOS-8819 Rotor (1)ERW-0748 Pin (1)EPN-5115 O-Ring (1)EGS-3905-011.