Tatra T4 series

model	builder	build	gauge		career
T4D-C	ČKD Tatra	1968−1986	1009	T	SKGT T4D-C
T4D	ČKD Tatra	1968−1986	1009	T	SKGT T4D
T4D	ČKD Tatra	1968−1986	1435	T	DVB T4D Eltrans T4D OTL T4D RATBv T4D RATUC T4D
T4D 1000mm	ČKD Tatra	1968−1986	1000	T	CTP T4D GETP T4D
T4D 1524mm	ČKD Tatra	1968−1986	1524	T	AET T4D
T4D-MS	ČKD Tatra	1968−1986	1435	T	OTL T4D-MS
T4D-ZR	ČKD Tatra	1968−1986	1435	T	OTL T4D-ZR
T4R 1000mm	ČKD Tatra	1974−1981 (321)	1000	T	CTP T4R CTP Iaşi T4R
T4D-ZR	ČKD Tatra		1000	T	ZET T4YU

model	builder	build	gauge		career
T4D-C	ČKD Tatra	1968−1986	1009	T	SKGT T4D-C
T4D	ČKD Tatra	1968−1986	1009	T	SKGT T4D
T4D	ČKD Tatra	1968−1986	1435	T	DVB T4D Eltrans T4D OTL T4D RATBv T4D RATUC T4D
T4D 1000mm	ČKD Tatra	1968−1986	1000	T	CTP T4D GETP T4D
T4D 1524mm	ČKD Tatra	1968−1986	1524	T	AET T4D
T4D-MS	ČKD Tatra	1968−1986	1435	T	OTL T4D-MS
T4D-ZR	ČKD Tatra	1968−1986	1435	T	OTL T4D-ZR
T4R 1000mm	ČKD Tatra	1974−1981 (321)	1000	T	CTP T4R CTP Iaşi T4R
T4D-ZR	ČKD Tatra		1000	T	ZET T4YU