The differences within the alignment range of {HEAD ~ differences} substantially corresponds to {TAIL ~ the wheels} being substantially aligned 
The differences within the alignment range of { HEAD ~ differences } substantially corresponds to { TAIL ~ the wheels } being substantially aligned
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH