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