Drop in replacement for Freightliner Century Class and Columbia Truck Models Our part number 23941 This part ships out of our South Dakota factory near Sioux Falls with free expedited shipping Fits: 2001-2005 C Series Century Class & CL Series Columbia 2001-2005 MT35, MT45, MT55 2001-2005 FS65 2001-2005 FL50, FL60, FL70, FL80 2001-2003 FL106, FL112 2001-2005 FC70, FC80, FB65 2001-2005 Coronado, Condor, Columbia, Classic XL, Classic, Century Class, Argosy 2002-2005 Sprinter 2500, 3500 2003-2005 M2 106 2004- 2005 Business Class M2 2005 FS65, B2 Finned Core dimensions are 31 3/4" x 20" x 3/4" This core has the long brackets (42 1/2" x 15 9/16 " mounting hole locations) OEM part numbers: BHT73002, 1E6068, 1E5864, IE6068, IE5864 High performance aluminum parallel flow design Heavy duty steel mounting brackets Helium tested at our factory 12 month warranty against workmanship defects with money back or replacement guarantee, but you won't need itAmerican Cooling Solutions