Radiator. PART NO: A-AR61879. Our new radiator is designed and built to precise dimensional specifications to ensure an exact fit. Each radiator has a stamped brass tank, undergoes a rigorous quality inspection, and is 100% leak tested. The radiator has 8 fins per inch and 5 rows of tubes. It is 27.375" tall and the core size is 22.062" wide. This radiator fits the John Deere Tractor 4430. (NOTE: Replaces AR61878 or AR60337) Replaces AR61878, AR60337 Dim A (1)Core Size: 22.062" Wide Dim B (2)27.375" High Dim C (3)5 Rows of Tubes Dim D (4)8 Fins per Inch. . MODELS: John Deere TRACTOR: 4430.