A pair of {TAIL ~ links} are pivotally coupled to {HEAD ~ the torsion arms} via a pair of pivot mounts 
A pair of { TAIL ~ links } are pivotally coupled to { HEAD ~ the torsion arms } via a pair of pivot mounts
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH