Blue Bird Radiator - Northern Radiator 239281, Spectra Premium 2001-5106, Active Radiator Supply Company 3100-06ST, Reach Cooling 42-10444

When your Blue Bird bus needs a radiator replacement, the Reach Cooling 42-10444 delivers aftermarket-grade durability built to meet or exceed original equipment specifications. This radiator directly replaces Northern Radiator 239281, Active Radiator Supply Company 310006PT, Spectra Premium 2001-5106, 1-800-Radiator 2400700, Serck FLA001008, and NAPA NR4210444, making it straightforward to confirm you have the right part before it leaves the shelf. The aluminum core with plastic tanks features a two-row core design, B-type tubes with central reinforcement for improved pressure tolerance, deep extrusion headers that resist vibration and thermal expansion cycling, folded fin edges for better heat disbursement, and thermal expansion cuts that extend core service life. Included multi-fit attachments allow this single radiator to cover multiple Blue Bird configurations without sacrificing proper fit. Fitment spans 1995 through 2005 Blue Bird All American FE, All American RE, Commercial Bus, SHL All American, SHL Commercial, SHL TC2000, TC1000, and TC2000 models across a wide range of engine displacements. Whether you are maintaining a school bus fleet or keeping a transit coach on the road, this direct-replacement radiator installs to OE tolerances and restores proper cooling system function without compromise.