[Vehicle Fitment]: Compatible with Chevrolet Trailblazer 2002-2002 L6 4.2L, Trailblazer EXT 2002-2002 L6 4.2L; Compatible with GMC Envoy 2002-2002 L6 4.2L, Envoy XL 2002-2002 L6 4.2L; Compatible with Oldsmobile Bravada 2002-2002 L6 4.2L---Front Side. [Reference Number]: The A-Premium HVAC Heater Core's reference number: 9010416, 99375, 52495721. Before placing an order, verify that the part is compatible with your vehicle using the compatibility system.. [Advantage]: High performance HVAC Heater Core, made of excellent aluminum material to ensure core sealing and leak-proof.. [Specifications]: Height(IN): 8-1/4; Width(IN): 7-1/2; Thickness(IN): 1; Inlet Diameter(IN): 5/8 Quick Connect; Outlet Diameter(IN): 5/8 Quick Connect; Material: Aluminum.
