This Y motor is suitable for Mimaki TX400-1800 series printers. This is the original Mimaki part (number M010673). For Tx400-1800D with S/N. #108 or before, and for Tx400-1800B with S/N. #005 or before, when the motor or any part of the YM bracket is replaced, use instead M010581 ''YM unit kit for maintenance" (DP part number : MOMI17533).