This down flow radiator is designed for Freightliner and Sterling M2, Business Class, and Acterra models from 2008 to 2011. It features stainless steel crimp and wrap around side rail construction, with plastic and aluminum construction material. The radiator has a 29 5/8 inch core height, 30 5/8 inch core width, and 2 inch depth, with a 2 inch upper right inlet and 2 inch lower left outlet. It has 2 rows and an oil cooler with 18 inch centers, and is sold individually. This radiator fits most Freightliner M2 and 106 Business Class 2008-2011 models, as well as most Sterling Acterra 2008-2011 models. OEM and aftermarket numbers include FLA002200, FRE34, FRRP91240B2, LT9124, SRM9124, 0525423000, 0525194000, 05-25423-000, and 05-25194-000.