Freightliner, Sterling Truck, Western Star Radiator - Freightliner A0525300027, Western Star CTAVTM84023, Northern Radiator 239008, Reach Cooling 42-10298

When your Freightliner, Sterling Truck, or Western Star needs a reliable cooling system fix, the Reach Cooling 42-10298 aftermarket radiator delivers a proven direct replacement backed by OE-level engineering. This unit replaces Freightliner 0527751003 and Western Star CTAVTM84023 - the primary OEM references mechanics search first - along with Northern Radiator 239008, Active Radiator Supply Company 900048ST, Spectra Premium 2001-1733, and 1-800-Radiator 2400756. The aluminum core and plastic tank construction meets or exceeds original equipment specifications, and a transmission oil cooler is included so you have everything needed for a complete installation. Fitment covers a wide range of platforms: Freightliner Cascadia, M2 106, M2 112, 114SD, FLD120SD, and FLD132; Sterling Truck A9500, AT9500, L9500, and LT9500; and Western Star 4700SB and 4700SF - spanning model years from 2008 through 2014 depending on the specific application. Reinforced B-type tubes, deep extrusion headers, folded fin edges, and thermal expansion cuts all contribute to a core engineered for reduced leak rates and extended service life under the demanding heat cycles of heavy-duty use. For fleet buyers and owner-operators who need a radiator that fits right and performs without compromise, the 42-10298 is the correct direct replacement for Freightliner 0527751003 and its interchanges.