The passenger cars have been released in the last couple of years by ACME in three sets:
ACME 55149 3-piece carriage set of the D 1248/1249 “Saratov Express” consisting of 3x WLABm of the RZD. The paintwork and lettering corresponds to the Ep. V
ACME 55150 3-piece carriage set of the D 1248/1249 “Saratov Express” consisting of 3x WLABm of the RZD. The paintwork and lettering corresponds to the Ep. V
ACME 55152 2-piece carriage set of the D 1248/1249 “Saratov Express” consisting of 2x WLABm of the RZD, Ep V
ACME 55149-1 WL
ACME 55149-1 WL
ACME 55149-2 WL
ACME 55149-2 WL
ACME 55149-3 WL
ACME 55149-3 WL
ACME 55150-1 WL
ACME 55150-1 WL
ACME 55150-2 WL
ACME 55150-2 WL
ACME 55150-3 WL
ACME 55150-3 WL
ACME 55152-1 WLAB
ACME 55152-1 WLAB
ACME 55152-2 WLABm
ACME 55152-2 WLABm
I only found those 2 pictures of the models on Flickr:
And a couple of videos while waiting for my own videos 😁. The first video is in Polish but seems to contain a lot of detailed information. I'll look into it closer later on.
It seems those ACME sets are pretty hard to find ...