Keyed Starter Ignition Switch for EZGO TXT, Medalist, Marathon, Workhorse, ST, Shuttle Golf Cart, 4 Terminals, OEM# 33639-G01 33639G01, 33639-G03 33639G03- Universal golf cart Ignition key switch for EZGO TXT, Medalist, Marathon, Workhorse, ST, Shuttle, etc. Keyed;- Golf cart ignition switch fits all EZGO 1981-present gas electric models;- Replaces OEM number(s): 33639-G01 33639G01, 33639-G03 33639G03, 00568-G6 00568G6, 17137-G1 17137G1, 17063-G1 17063G1, NIVEL-9567, KEY-60;- 4 Terminals with mixed key codes, 3 position (for lights and accessories) universal;- Includes key switch, lock washer 3/4″, face nut 3/4-20, 2 keys.