Genuine STIHL Axle, part number 63617002401, is an essential component designed for use in STIHL iMOW® robotic mowers. This axle ensures proper function of the mower's drive system and is specifically compatible with a range of RMI 422 and RMI 632 series models. It fits RMI 422, RMI 422 P, RMI 422 PC, RMI 422 PC-L, RMI 422 P-L, RMI 422-L, RMI 632, RMI 632 C, RMI 632 P, RMI 632 PC, RMI 632 PC-L, RMI 632 P-L, and RMI 632-L models. The axle measures 95 mm in length, 51 mm in width, and 51 mm in height, with a weight of 0.12 kg.