The Freightliner Acterra Q, M2, MM, and 106 Business Class 2005 through 2009 Down flow Radiator is a durable and reliable radiator designed for various Freightliner models. It features stainless steel crimp and wrap-around side rail construction, ensuring long-lasting performance. Made from plastic and aluminum, this radiator has a 31 5/8 inch core height, 25 1/8 inch core width, and a 2 inch depth. With a 2 inch upper right at 1 1/8 inch inlet and a 2 inch lower left at 1 1/8 inch outlet, it fits most Freightliner Acterra Q 2005-2007 models, as well as most Freightliner M2, MM, and 106 Business Class 2006-2009 models. This down flow radiator does not feature an oil cooler and is sold individually. It is compatible with various OEM and aftermarket numbers, ensuring a perfect fit for your vehicle.