For reference, this is the thread the above post refers to: https://community.ptc.com/t5/Routed-Systems/Reusing-Cables-in-different-positions/m-p/145525#M752
For something like this, can the replies be re-enabled on the original post.
Responses to this one will not be seen by people who find the original.
We create a straight assembly for the cable that we use for documentation purposes.
We then create additional assemblies that end in RTXX for each physical variation of the part.
This is used frequently for battery cables and electrical parts that have flying leads.
I work with the harness design part of the process rather than the mechanical design part. Unfortunately, I don't know the details beyond these rough basics.