This genuine Ford 83905823 piston ring set is designed for Ford New Holland agricultural and industrial machinery. Featuring a bore of 111.76 mm, this set includes three rings with thicknesses of 3.175 mm, 2.38 mm, and 4.76 mm. It ensures optimal engine performance and sealing for various Ford New Holland tractor models including the 7000, 7600, 7610, 7700, 7710, 7800, 7810, 7900, 7910, 8000, 8100, 8200, 8210, 8300, 8400, 8500, 8530, 8600, 8630, 8700, 8730, 8830, 9000, 9200, 9600, 9700, TW10, TW15, TW20, TW25, TW30, TW35, TW5, and Industrial 5610S, 6610S, 7610S, 7710S series. Manufactured to OEM specifications for reliable fit and durability.