This release of the Southern Pacific FP7 and F7B are decorated in the later gray and scarlet paint scheme. Each model comes fully assembled with wire handrails, etched metal grilles and Kadee® couplers. The smooth drive is available either as DCC ready with an 8 pin socket on the PC board, or with the QSI sound system installed that will work on DC or DCC. Stock Number / Locomotive Number -05 6447 -06 6449 -07 6458 -08 6460