2006 Arctic Cat DVX 400 Service Manual, Page 138Get this manual
12Remove the hose and cable guide; then remove the steering post holder13Remove the steering post (9); then remove the dust seals (10), and the steering post holder half (11) SP405
11Remove the cotter pin, steering post nut (5), washer (6), and dust seal (7) accounting for the O-ring (8); then remove the steering post holder cap screws
14Remove the dust seals (12) from the steering post; then clean all removed parts in parts-cleaning solvent