Introducing the Ford Tachometer Adapter Assembly D3NN17N264B, designed specifically for Ford tractors and construction vehicles. This high-quality OEM part is a perfect replacement for part numbers 87800006 and D3NN17N264B. With a precise fit, this adapter assembly is compatible with a wide range of Ford tractors including models 540, 2600, 2610, 2810, 3230, 3430, 3600, 3610, 3930, 4100, 4110, 4130, 4600, 4610, 4630, 4830, 5030, 5110, 5600, 5610, 5700, 5900, 6500, 6600, 6610, 6700, 6710, 7600, 7610, 7700, and 7710. In addition, it also fits for Ford construction and industrials such as 230A and 231. Upgrade your tractor with this reliable tachometer adapter assembly for optimal performance and accuracy.