Check the listing for details. MEI MARS Series 2000 Bill Validator/Bill Acceptor Upper and Lower Motors - NEW. Condition: New. Listed at 49.99 USD. For Sale: (1) NEW MEI Mars AE Series 2000 Bill Validator/Bill Acceptor Upper Motor (Stacker Motor).(1) NEW MEI Mars AE Series 2000 Bill Validator/Bill Acceptor Lower Motor (Drive Motor/Transport Motor). NOTE: Wiring harness and gear NOT included TIP: repurpose/reuse the gears and wiring harness (desolder) from the malfunctioning motors. Fitment These motors with all Mars MEI VN or AE Series 2000 validators including, but not limited to the following makes and models: VN2311, VN 2312VN2501, VN2511, VN2502, VN2512, VN 2542AE2411, AE2412, AE 2431, AE 2432 AE2601, AE 2602, AE2611, AE2612, AE2631, AE 2632VN2702R, VN27C2R, VN2712R, VN2702RAE2811, AE2812, AE2831 Additional Details Please only purchase this item if you are comfortable repairing these machines.