{TAIL ~ An actuator} for steering {HEAD ~ rear wheels} is reduced in size and its construction is simplified while preventing a degradation in the reliability 
{ TAIL ~ An actuator } for steering { HEAD ~ rear wheels } is reduced in size and its construction is simplified while preventing a degradation in the reliability
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH