Class 55
55 series stands for:
- Tender - freight locomotives with the wheel arrangement D of the Deutsche Reichsbahn: Series 55.0-6: Prussian G 7.1, PKP series Tp1, LBE G 7
- Range 55.7-14: Prussian G 7.2, PKP series Tp2
- 55.15 Series: ČSD series 413.1
- Series 55.16-22: Prussian G 8, PKP series Tp3
- Series 55.23-24: Prussian G 9
- Series 55.25-57: Prussian G 8.1, PKP series Tp4
- 55.57 Series: Mecklenburg G 7.2
- Series 55.57 - 58II: BBÖ 73, ČSD series 414.0, PKP - Series TP15, JDZ 133
- 55.58 Series: Mecklenburg G 8.1
- 55.59 Series: Palatine G 5
- Series 55.59II: BBÖ 174, PKP series Tp17, PKP series TP106
- 55.60 Series: Saxon I V
- Series 55.60II: ČSD series 413.2
- 55.61 Series: PKP series Tp6, PKP series Tp108, PKP series Tp109, PKP series TP104, TP102 series PKP
- 55.62 Series: Oldenburgische G 7
- Series 55.62II: JDZ 132
- 55.70 Series: BBÖ 571
- 55.71 Series: ČSD series 402.0, ČSD series 402.2, 403.2 ČSD series
- Series 55.72, 55.81: after 1945 in the field of DR remaining Prussian G 8.1
- Disambiguation