I just noticed something the Battle of Endor... Gray Squadron is actually suppose to be a B-wing squadron. If you look at their cockpits
http://images4.wikia.nocookie.net/starwars/images/thumb/d/d3/Grayfour.jpg/250px-Grayfour.jpg
and compare to the Y-wing cockpit in ANH:
http://www.myuselessknowledge.com/swfa/tiree.gif
they are nothing alike... The Battle of Endor should of had b-wings and that would explain the vastly different pilot gear and cockpit discrepency...