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GE U25B
master power roster with specifications and references
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ATSF
1600 class
   
ATSF
6600 class

specifications
power:  2,500 hp1,de195
weight:  lbs
tractive effort:  lbs
  engine:  Cooper-Bessemer Model FVDL-16-Tde195
gear ratio 
  generator: 
traction motors: 
 
roster:
1600 and 6600 classes
road
number
model builder info history disposition
 1600 




   6600 
U25B builder:  GE1,6,de195
date:  Apr627,de195
serial no.:  342467,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1600 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,13p,de195p
    • trucks:  AAR-B13,de195
renumbered:   6600 6,7,de195 1969-706,de195
retired:  9Jan79x67,de195;
traded:  to GE6,de195 Feb796,de195
 1601 




   6601 
U25B builder:  GE1,6,de195
date:  Apr627,de195
serial no.:  342477,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1601 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195p
    • trucks:  AAR-B10p,de195
renumbered:   6601 6,7,10p,de195 bef
  9Apr706,10,de195
retired:  5Dec78de195;
traded:  to GE6,de195 Feb796,de195
 1602 




   6602 
U25B builder:  GE1,6,de195
date:  Apr627,de195
serial no.:  342487,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1603 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,10p,de195p
    • trucks:  AAR-B10p,de195
renumbered:   6602 6,7,de195p 1969-706,de195
retired:  1979de195;
traded:  to GE6,de195 Feb796
 1603 




   6603 
U25B builder:  GE1,6,de195
date:  Apr627,de195
serial no.:  342497,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1603 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,10p,de195p
    • trucks:  AAR-Bde195
renumbered:   6603 6,7,de195p 1969-706,de195
retired:  30Oct78de195;
traded:  to GE6,de195 Nov78de195 /
  Feb796
 1604 




   6604 
   6604 
U25B builder:  GE1,6,de195
date:  May627,de195
serial no.:  342507,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1604 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,10p,13p,de195p
    • trucks:  AAR-Bde195p
renumbered:   6604 6,7,de195p 1969-706,de195,
  repainted:   6604 de195p bef 19Sep77de195:
    • paint:  BYW2
retired:  19Dec78de195,x66;
traded:  to GE6,de195 Feb796,de195
 1605 




   6605 
U25B builder:  GE1,6,de195
date:  May627,de195
serial no.:  342517,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1605 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,10p,de195p
    • trucks:  AAR-Bde195p
renumbered:   6605 6,7,10p,de195 bef
  9Apr706,10,de195
retired:  5Dec78de195;
traded:  to GE6,de195 Feb796,de195
 1606 




   6606 
U25B builder:  GE1,6,de195
date:  May627,de195
serial no.:  342527,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1606 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195
    • trucks:  AAR-Bde195
renumbered:   6606 6,7,de195 1969-706,de195
retired:  30Oct78de195;
traded:  to GE6,de195 Nov78de195 /
  Feb796
 1607 




   6607 
   6607 
U25B builder:  GE1,6,de195
date:  May627,de195
serial no.:  342537,de195
requisition no.:
  391-0846611
production order no.:
  132111
numbered:   1607 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195p
    • trucks:  AAR-Bde195p
renumbered:   6607 6,7,de195 1969-706,de195,
  repainted:   6607 1p &nlbsp;date 
retired:  30Oct78de195;
traded:  to GE6,de195 Nov78de195 /
  Feb796
 1608 




   6608 
   6608 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346777,de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1608 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195
    • trucks:  AAR-Bde195
renumbered:   6608 6,7,de195 1969-706,de195,
  repainted:   6608 de195p bef 15Apr75de195:
    • paint:  BYW2
leased:  to Kennecott Copper Cox52,x53 Sep75x52,x53;
retired:  19Dec78de195,x66;
traded:  to GE6,de195 Feb796,de195
 1609 




   6609 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346787,de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1609 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195p
    • trucks:  AAR-Bde195p
renumbered:   6609 6,7,de195p 1969-706,de195
retired:  5Dec78de195;
traded:  to GE6,de195 Feb796,de195
 1610 




   6610 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346807 /
  34681de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1610 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195p
    • trucks:  AAR-Bde195p
renumbered:   6610 6,7,de195 1969-706,de195
retired:  9Jan78de195/9Jan79x67;
traded:  to GE6,de195 Feb796,de195
 1611 




   6611 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346817 /
  34680de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1611 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195p
    • trucks:  AAR-Bde195
renumbered:   6611 6,7,de195 1969-706,de195
leased:  to Kennecott Copper Cox52,x53 Sep75x52,x53;
retired:  5Dec78de195;
traded:  to GE6,de195 Feb796,de195
 1612 




   6612 
   6612 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346797,de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1612 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195
    • trucks:  AAR-Bde195p
renumbered:   6612 6,7,de195 1969-706,de195,
  repainted:   6612 de195p bef 26Mar73de195:
    • paint:  BYW2
retired:  30Oct78de195;
traded:  to GE6,de195 Nov78de195 /
  Feb796
 1613 




   6613 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346827,de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1613 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195p
    • trucks:  AAR-Bde195p
renumbered:   6613 6,7,de195 1969-706,de195
retired:  9Jan78de195/9Jan79x67;
traded:  to GE6,de195 Feb796,de195
 1614 






   6614 
   6614 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346837,de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1614 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195p
    • trucks:  AAR-Bde195
  no walkway battery boxes6,de195p,
  no walkway air filter boxes21;
renumbered:   6614 6,7,de195 1969-706,de195,
  repainted:   6614 de195p bef 1Jul74de195:
    • paint:  BYW2
retired:  5Dec78de195;
traded:  to GE6,de195 Feb796,de195







   6615 
U25B builder:  GE1,6,de195
date:  Feb637,de195
serial no.:  346847,de195
requisition no.:
  391-4265411
production order no.:
  137111
numbered:   1615 :
    • delivered:   date 
    • assignment: 
    • paint:  BYT26,de195
    • trucks:  AAR-Bde195
  no walkway battery boxes6,de195,
  no walkway air filter boxes21;
renumbered:   6615 6,7,de195 1969-706,de195
retired:  1979de195;
traded:  to GE6,de195 Feb796
 
references:
note:  the suffix "p" in reference notations indicates an image in that source
 1  Joe McMillan, Santa Fe's Diesel Fleet, 1975.
 6 Gregg Fuhriman, private ATSF roster information.
 7 Tom Chandler, ATSF roster information hosted at QStation.org.
10 Lloyd E. Stagner, Santa Fe, 1940-1071, vol. 1, "Chicago-Kansas City."
11 David Dallner, private ATSF roster information.
13 Lloyd E. Stagner, Santa Fe, 1940-1971, vol. 4, "Texas-El Capitan."
21  Evan Werkema, ATSF forum, http://groups/yahoo.com/group/ATSF/.
50  QStation, ATSF Index to the ABPR, http://www.qstation.net/abpr/atsf/atsf_ge.html.
 
de195 "Diesel Era," vol. 19, num. 5, September/October 2008.
 
 x52 "Extra 2200 South," issue 52, May-June 1975.
 x53 "Extra 2200 South," issue 53, July-September 1975.
 x66 "Extra 2200 South," issue 66, October-December 1978.
 x67 "Extra 2200 South," issue 67, January-March 1979.
 
abbreviations:
 
 
 
notes:
  This catalog is formatted for 8½x11 portrait printing; margin adjustment might be necessary.
  Last upgraded 9 September 2020.

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