NCA577A Years:1955-64 Leveling Box Assembly. Adjust from 20-1/4" to 25-1/4". Cat I. Fits Ford Tractors:1811 Indust/Const, 2000 Series 4 Cyl 62-64, 2600, 2610, 3000, 3100, 3400, 3550 Indust/Const, 3600, 3610, 4000 Series 4 Cyl 62-64, 4110, 4600, 501 Series 4 Cyl, 600, 601 Series 4 Cyl, 650, 701 Series 4 Cyl, 800, 801 Series 4 Cyl.
