[JoãoBoscoBarbosa]

Rob,
Yes I think you is correct, the The fourth lever strange is for the emergency brake and other lever is change the two velocity transfer case and change the traction 4 x 4 and 4x2.

Bod I think the Rod is correct, because I see this in C-60 pictures.

Thanks for all answer my question and help me in restauration of the C-15A.