A closer look at the repainting of Millennium Force shows that it is more of a grey than the previous Silver color it was before. It's possible this could be a Primer Coat put down ahead of the main color coat, but I'm just unsure.
+18
David Chapman 
Amusement Park Portal
Amusement Park PortalMillennium force is sporting some new paint!
However, the supports are more of a battleship gray color and not silver.
This is the area by the petting farm.