Part Name: Speed Sensor Manufacturing Part Number: 3990105 Application: Compatible with JLG Boom Lift
E300AJP Prior to SN 0300138358; E300AJ Prior to SN 0300138358; E400A Narrow Prior to SN 0300189901; E400A Prior to SN 0300189901; M400A Prior to SN 0300189901; M400A Narrow Prior to SN 0300189901; E300A Prior to SN 0300138358;
