As part of fleet upgrades in the 1950s, New York's Interboro Rapid Transit (IRT) purchased R17 cars in the 1950s to replace its aging pre-WWII equipment. Some 4000 cars in this class were built by the St. Louis Car Co. The last R17 was removed from service in 1988.
- Limited edition, one-time run of these roadnumbers
- 4-pack set includes 1 powered car and 3 unpowered cars
- Factory-applied pantograph gates
- Proto MAX™ metal knuckle couplers
- Standard 8-pin NMRA plug for DCC compatibility