One New Aftermarket Replacement 6V Sealed Beam Headlamp that Fits Ford New Holland Tractor models: Golden Jubilee, Jubilee, NAA, NAB, 2000 4 cylinder, 4000 4 Cylinder, 501, 541, 600, 601, 611, 620, 621, 630, 631, 640, 641, 650, 651, 660, 661, 671, 681, 700, 701, 740, 741, 771, 800, 801, 811, 820, 821, 840, 841, 850, 851, 860, 861, 871, 881, 900, 901, 941, 950, 951, 960, 961, 971, 981, 1801, 1811, 1821, 1841, 1871, 1881, 2030, 2031, 2111, 2130, 2131, 4030, 4031, 4040, 4110, 4120, 4121, 4130, 4140 (Some of following models with 4 cylinder gas and 6 volt system)

5 3/4″ SEALED BEAM STYLE

6 VOLT

Replaces Part Number 310066F, 229915