SHORTYJCP

i need help i have 1998 f150 v6 aut .... my speedometer wont work, all the other gauges works just fine(pem,gas,oil,tach). I check all wires ,fuses,replace speed sensor, have the cluster out check all connections everything seems to be just fine but my speedometer its not working please can someone help me ,by the way my trck has only 87k right now my truck its running a little bit rought but it thas runs anywere can tis has somethig to do with my speedometer? I even put a new instrumental cluster and still nothing