| ZRS electric locomotives |
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| Class | Axle Formula | Number | Year in Service | Power [kW] | Tractive Effort [kN] | Max.Speed [km/h] | Traction Type | Voltage | 1st class | 2nd class | |
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441-0 | Bo'Bo' | 9 | 1967 | 3860 | 275 | 120/160 | E | 25 kV 50 Hz | --- | --- |
| Electric locos based on SJ(SE) class Rb, built by SGP/ASEA, nrs. 104/105 modernised/adapted for 160km/h (124 built, 18 taken over from JZ) | |||||||||||
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441-3 | Bo'Bo' | 3 | 1967 | 3860 | 275 | 120/160 | E | 25 kV 50 Hz | --- | --- |
| Same as class 441-0 with rheostatic brake and multiple fitted, nr. 304 modernised/adapted for 160km/h (26 built, 3 taken over from JZ) | |||||||||||
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441-4 | Bo'Bo' | 2 | 1967 | 3860 | 275 | 120 | E | 25 kV 50 Hz | --- | --- |
| Same as class 441-3 with flange lubrication (34 built) | |||||||||||
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441-5 | Bo'Bo' | 3 |
1967 | 3860 | 275 | 120 | E | 25 kV 50 Hz | --- | --- |
| Same as class 441-0 with flange lubrication, nrs. 521/524/529 (32 built, 5 taken over from JZ) | |||||||||||
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441-8 | Bo'Bo' | 3 | 1981 | 3860 | 240 | 140/160 | E | 25 kV 50 Hz | --- | --- |
| Same as class 441-0 but multiple fitted, nr. 808 modernised/adapted for 160km/h, nrs. ?/808/809 (18 built, 7 taken over from JZ) | |||||||||||
ZRS diesel locomotives and shunters
| Class | Axle Formula | Number | Year in Service | Power [kW] | Tractive Effort [kN] | Max.Speed [km/h] | Traction Type | Voltage | 1st class | 2nd class | |
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661-0 | Co'Co' | 2 | 1960 | 1454 | 114 | DE | Diesel | --- | --- | |
| Freight locomotives built by GM(USA), no heating, electric brake (SIFA) (34 built) | |||||||||||
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661-2 | Co'Co' | 6 | 1966 | 1433 | 114 | DE | Diesel | --- | --- | |
| Freight locomotives built by GM(USA) (78 built) | |||||||||||
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661-3 | Co'Co' | 3 | 1970 | 1433 | 124 | DE | Diesel | --- | --- | |
| Very similar to class 661-2, nrs. 318/322/? (27 built, 19 taken over from JZ) | |||||||||||
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733-0 | C | 1 | 1968 | 438 | 30/60 | DH | Diesel | --- | --- | |
| Shunter built by Djuro Djakovic(Croatia), 6 more stored (37 built) | |||||||||||
ZRS trainsets and motor cars
| Class | Axle Formula | Number | Year in Service | Power [kW] | Tractive Effort [kN] | Max.Speed [km/h] | Traction Type | Voltage | 1st class | 2nd class | |
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813/14-0 | DMU-2 | 5 | 1973 | 147 | 100 | DM | Diesel | 0 | 150 | |
| DMUs (motor car 813 + trailer 814) built by Fiat(Italy), bought second-hand from SZ(SI) for Doboj-Tuzla | |||||||||||
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911 | DMU-1 | 60 | DM | Diesel | 0 | 0 | ||||
| Diesel motor cars for work trains, built by TVT Kidric and MIN Nis | |||||||||||