Brother Free Arm LX-3125 repair/ replacement parts. Motor lamp assembly.  Internal 0.62 amp RU built motor model HFA 1750 on mount. Wired to pedal/electrical harness and lamp assembly. Harness contains male 3 pin terminal and on/ off switch, lamp fixture with bulb. 2 pound shipping to lower 48.  Motor will work on many machines.  All parts tested and working.