The BCS 52432941 Hub Pinion Z14 is a genuine OEM replacement part designed for various BCS motor mower models. This essential component features 14 teeth, an outer diameter of 50 mm, an inner diameter of 20 mm, and a thickness of 20 mm, ensuring precise fitment and reliable power transmission within the machine's drive system. It is suitable for models such as 615L, 630, 630WS, 630WS MAX, 635HY, 635HY MAX, 660HY, and 660HY MAX.