The Kubota 1A09121114 is a genuine OEM standard piston designed for Kubota D722 diesel engines. This essential engine component ensures optimal combustion and reliable performance. It is compatible with a wide range of Kubota machinery, including BX series sub-compact tractors (BX1850, BX1860, BX1870, BX1880, BX2350, BX2360, BX2370, BX2380, BX2660, BX2670, BX2680), K008-3 excavators, RTV900 utility vehicles, and ZD series zero-turn mowers (ZD21, ZD321, ZD326, ZD331). Replaces previous part numbers 1A091-21110, 1A091-21112, and 1A091-21113.