Freightliner, Sterling Truck Radiator - Freightliner P5959001, Northern Radiator SCSI238686, Spectra Premium 20011774, Reach Cooling 42-10365

When your Freightliner M2 106 or Sterling Acterra is running hot, Reach Cooling 42-10365 is the aftermarket radiator built to bring it back to spec. This direct replacement for Freightliner 613RA061 also cross-references Northern Radiator 239199, Active Radiator Supply Company 800061ST, Spectra Premium 20011774, 1-800-Radiator 2403387, and Serck FLA000282, making it one of the most widely interchangeable cooling solutions available for these trucks. Designed as a two-row downflow radiator with an aluminum core and plastic tanks, it meets or exceeds original equipment specifications in both fit and thermal performance. Applications cover the 2003-2007 Freightliner M2 106 across a broad range of engine displacements, as well as the 2004-2007 Sterling Truck Acterra 5500, Acterra 6500, and Acterra 7500, and the 2005-2007 Sterling Acterra. Reach Cooling engineers these radiators with reinforced B-type tubes, deep extrusion headers for a stronger tube-to-header joint, folded fin edges for improved heat dissipation, and thermal expansion cuts to extend core life through repeated heat cycles. If you are sourcing by Freightliner 613RA061 or any of the listed cross-references, Reach Cooling 42-10365 is the correct aftermarket replacement that installs without modification.