The only D60 left at JFK is 5557 on some type of hold. Has not been fueled since mid-May. Most likely won't see service at JFK again.
9383, 9455, 9520, 9674 to West Farms
Those buses being in Queens their entire lifetime does not play a factor in choosing which buses are going to ENY. As per a reliable friend from the MTA, its supposed to be the 4900s.