Radiator. PART NO: A-AL115732. 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 4 rows of tubes. It is 20.375" tall and the core size is 20.375" wide. This radiator fits multiple John Deere Tractor models. (NOTE: Replaces AL116668) If updating from an early type radiator with a single outlet lower hose L111275, reservoir hose L111090, and ground cable AL115857 will be needed. These are not currently available from A&I. Dim A (1)Core Size: 20.50" Wide Dim B (2)20.375" High Dim C (3)4 Rows of Tubes Dim D (4)8 Fins per Inch. . MODELS: John Deere TRACTOR: 6300 John Deere TRACTOR: 6300L John Deere TRACTOR: 6400 John Deere TRACTOR: 6400L John Deere TRACTOR: 6500L.