This Kit, Upgrade, 5330 X-Drive APEX Gearbox is suitable for VUTEk UltraVu II 5330 printers. This is the original VUTEk part (number 45071076). This upgrade kit must be installed to run the new carriage motor. It includes new fixtures (part number 45071077) and a series of parts such as New C-channel motor/gearbox mounting bracket, Carriage drive pulley assembly, Drill bits of two sizes and other H/W. It also includes the motor 45071049.