{HEAD ~ The links} compensate for an arc formed by the link pivot connections on {TAIL ~ the axle assembly} as it rotates about the longitudinal pivot axis 
{ HEAD ~ The links } compensate for an arc formed by the link pivot connections on { TAIL ~ the axle assembly } as it rotates about the longitudinal pivot axis
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH