This four legs walking rover/robot/crawler/machine has details design on the catia v5. It can be simulate easily.Watch the Video :- https://youtube.com/shorts/y_4pkNkTGFk
CATPRODUCT (CATIA, filesize: 12.5 MB), IGE (IGES, filesize: 3.84 MB), STP (STEP, filesize: 1.72 MB)