TTX's HTTX cars are 60' deck cars.
Link: [
www.rrpicturearchives.net]
and
Link: [
www.rrpicturearchives.net]
TTDX, ITTX and some of the DODX are 89'.
A TTDX flat.
Link: [
www.rrpicturearchives.net]
Some DODX are 6 axle.
Link: [
www.rrpicturearchives.net]
All these cars I believe I saw in the video.