N scale Atlas trucks and couplers

[cesteele]

I want to replace the couplers on some older heavy weight and streamline passenger cars. I am trying to match the original trucks with new Micro Mark couplers. However, I am unsure as to the names of these trucks and what size couplers to use.

 

[Rico]

Take a look here, your cars should be listed: https://www.micro-trains.com/index.php?route=information/information&information_id=10