UP 4000
| Prototype Schenectady 08/1941, retired 08/1961 |
4-8-8-4
| 69571 | 28 | 217922 |
UP 4001
| Built Aug. 1941, scrapped Nov. 1961 |
4-8-8-4
| 69572 | 11 | 254193 |
UP 4002
| retired 11/61 |
4-8-8-4
| 69573 | 13 | 212270 |
UP 4003
| retired 2/62 |
4-8-8-4
| 69574 | 14 | 122904 |
UP 4004
| donated 06/1963 to Holliday Park, Cheyenne, WY |
4-8-8-4
| 69575 | 103 | 27550 |
UP 4005
| donated 06/1970 to Forney Museum, Denver, CO |
4-8-8-4
| 69576 | 38 | 122368 |
UP 4006
| donated 06/1961 to St Louis County Museum Of Transportation |
4-8-8-4
| 69577 | 102 | 26847 |
UP 4007
| 4-8-8-4, Schenectady 08/41, retired 08/61 |
4-8-8-4
| 69578 | 12 | 252211 |
UP 4008
| Schenectady 08/1941, scrapped August 7, 1962. |
4-8-8-4
| 69579 | 14 | 254457 |
UP 4009
| Schenectady 08/1941, scrapped May 16, 1963. |
4-8-8-4
| 69580 | 10 | 212271 |
UP 4010
| Schenectady 08/1941, scrapped May 24, 1963. (at Geneva, Utah) |
4-8-8-4
| 69581 | 11 | 212274 |
UP 4011
| Schenectady, 10/1941, retired 07/1962 |
4-8-8-4
| 69582 | 11 | 224681 |
UP 4012
| Schenectady 08/1941, retired 02/62, donated 08/64 to Steamtown |
4-8-8-4
| 69583 | 384 | 24284 |
UP 4013
| Schenectady 08/1941, scrapped April 23, 1963 |
4-8-8-4
| 69584 | 10 | 230784 |
UP 4014
| Big Boy class, UP Steam Program. |
4-8-8-4
| 69585 | 1492 | 122837 |
UP X4014
| |
4-8-8-4
| | 1 | 273109 |
UP 4015
| Schenectady 09/1941, retired 08/1961 |
4-8-8-4
| 68586 | 13 | 183324 |
UP 4016
| Schenectady 09/1941, scrapped March 9, 1962 |
4-8-8-4
| 69587 | 7 | 254510 |
UP 4017
| Schenectady 09/1941, donated to Natl. RR Museum, Green Bay 5/61 |
4-8-8-4
| 69588 | 127 | 29930 |
UP 4018
| Schenectady 1941, donated to Texas State Fairgrounds (Dallas) July 9, 1962. |
4-8-8-4
| 69589 | 74 | 63540 |
UP 4019
| retired 1/62 |
4-8-8-4
| 69590 | 22 | 80764 |
UP 4020
| Blt. Nov. 1944, scrapped May 24, 1963. |
4-8-8-4
| 72777 | 6 | 254509 |
UP 4021
| blt 11/44, retired 01/62 |
4-8-8-4
| 72778 | 13 | 188617 |
UP 4022
| retired 02/62 |
4-8-8-4
| 72779 | 10 | 168381 |
UP 4023
| Kenefick Park, Omaha, NE |
4-8-8-4
| 72780 | 164 | 37697 |
UP 4024
| blt 11/44, retired 7/62 |
4-8-8-4
| 72781 | 11 | 172847 |