Ignition Switch Fits Ford/New Holland Models Listed Below 4998108 5107623One New Aftermarket Replacement Ignition Switch (with Key) that fits: Fiat Tractor models: 100 90, 100 90DT, 110 90, 110 90DT, 115 90, 115 90DT, 1180, 1180DT, 1280, 1280DT, 130 90, 130 90DT, 1380, 1380DT, 140 90, 140 90DT, 1580 (Turbo), 1580DT (Turbo), 160 90, 160 90DT, 180 90, 180 90DT, 1880, 1880DT, 446, 446DT, 45 66, 45 66DT, 466, 466DT, 50 66, 50 66DT, 55 46, 55 46DT, 55 56, 55 56DT, 55 66, 55 66DT, 55 88, 55 88DT, 55 90, 55 90DT, 566, 566DT, 570,