The ZF 4657371021 is a genuine OEM gear designed for use in various agricultural and construction machinery models from AGCO, Challenger, Fendt, Massey Ferguson, and Valtra. This precision-engineered component ensures reliable power transmission and optimal performance within the specified applications. With a length of 95 mm, width of 51 mm, and height of 51 mm, and weighing approximately 0.05 kg, this gear meets strict manufacturing standards for durability and fit.