SP ML-4000 page: Renumberings
Renumberings:
SP 9100-9120:
| 1965 number | SP number | D&RGW number |
| SP 9100 | SP 9000 | |
| SP 9101 | SP 9001 | |
| SP 9102 | SP 9002 | |
| SP 9103 | SP 9021 | D&RGW 4001 |
| SP 9104 | SP 9022 | D&RGW 4002 |
| SP 9105 | SP 9023 | D&RGW 4003 |
| SP 9106 | SP 9003 | |
| SP 9107 | SP 9004 | |
| SP 9108 | SP 9005 | |
| SP 9109 | SP 9006 | |
| SP 9110 | SP 9007 | |
| SP 9111 | SP 9008 | |
| SP 9112 | SP 9009 | |
| SP 9113 | SP 9010 | rebuilt & operational |
| SP 9114 | SP 9011 | |
| SP 9115 | SP 9012 | |
| SP 9116 | SP 9013 | |
| SP 9117 | SP 9014 | |
| SP 9118 | SP 9015 | |
| SP 9119 | SP 9016 | |
| SP 9120 | SP 9017 |