{HEAD ~ a steering assembly} including {TAIL ~ an output gear} which is positionable dependent upon an operator commanded degree of turn 
including
{ HEAD ~ a steering assembly } including { TAIL ~ an output gear } which is positionable dependent upon an operator commanded degree of turn
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH