Originally Posted by
subramanians
I am silver Elite on FB, but I understand that does not mean I get the perks on Delta for travel within the US- like free baggage. Is this correct? Thanks!
welcome to the
active side of flyertalk

^
from what's written on delta.com I'd say no luggage-perks for Skyteam-Elites:
Originally Posted by delta.com
On all flights, First and Business Class passengers, SkyMiles Medallion® members, and passengers with a confirmed Full Y Class Economy ticket
skyteam.com doesn't list domestic luggage as a systemwide perk either ...