Originally Posted by
G-AZUK
The G-DRTx series are all the leased units, so likely will be sooner rather than later before they need a new series depending on their used aircraft acquisition needs.
There are other leased units within the fleet, not in that series:- G-GDFC, G-GDFF, G-GDFJ, G-GDFS, G-GDFV, G-GDFW, G-GDFX, G-GDFZ. And also G-JZHA & G-JZHB.
I'm also sure that a couple of the G-DRTx series are owned.