U30B 846 by Frisco.org Posted on November 16, 2014 U30B 846 U30B 846 at Springfield, Missouri in June 1973 (Golden Spike Productions). This entry was posted in Slides and tagged 846, General Electric, U30B, XR. Bookmark the permalink.
The “XR” (“Extra Reliability”) promotion by GE was short-lived. Few units received the “XR” logo and only carried it for a little while.