The Kubota W21TS-S6944 Air Filter is a genuine OEM replacement part engineered to maintain optimal engine performance and extend the lifespan of various Kubota BX, ZD, and ZG series machinery. This high-quality air filter efficiently captures dust, dirt, and debris, preventing harmful contaminants from entering the engine and ensuring a consistent supply of clean air. It is a direct fit for numerous models, including BX1850D, BX1860, BX1870, BX1870-1, BX1880, BX2350D, BX2360, BX2370, BX2370-1, BX2380, BX2660, BX2670, BX2670-1, BX2680, ZD1011, ZD1021, ZD1211, ZD1211L, ZD1211R, ZD1211RL, ZD1511, ZD1511L, ZD1511LF, ZD1511R, ZD1511RL, ZD221, ZD323, ZD326P, ZD326S, ZD331LP, ZD331P, ZD331RP, ZG222, ZG227, ZG327P, ZG332LP, and ZG332P.