Owner and superintendant of the N scale Texas Colorado & Western Railway, a protolanced representaion of the BNSF from Fort Worth, TX through Wichita Falls TX and into Colorado.
Check out the TC&WRy on at https://www.facebook.com/TCWRy
Check out my MRR How-To YouTube channel at https://www.youtube.com/c/RonsTrainsNThings
"I like my Pullman Standards & Budds in Stainless Steel flavors, thank you!"
QUOTE: Originally posted by AntonioFP45 Very good question. BNSF did keep a few first generations diesels around up until 2000 or 2001. I believe that they the last SD9 on a Class 1 railroad in service until 99 or 00.
Ray Breyer
Modeling the NKP's Peoria Division, circa 1943