The Kubota 1646374280 Fan Drive Pulley is a genuine OEM replacement part designed for efficient power transmission in the cooling system. This essential component ensures proper operation of the engine's fan, contributing to optimal temperature regulation. Manufactured to Kubota's specifications, it measures approximately 95 mm in diameter and 51 mm in height, with a weight of about 0.05 kg. It is compatible with a wide range of Kubota B, BX, F, K, KX, L, RTV, and ZD series machinery.