EZGO 21807G1M Brake Drum/Hub-4Lug (Gas) The Brake Drum/Hub 4-Lug (Gas) is used on 1992-current E-Z-GO 4-Cycle Vehicles. This part is NOT suitable for the E-Z-GO 800 and 900 Series heavy-duty, gas powered carriers or 1992-current ST 350, ST 480 and ST 4x4 trucks with hydraulic brakes All Electric models and the earlier 2-cycle gas hub/drums have a smaller hole and are not interchangeable with this hub/drum. The Brake Drum/Hub 4-Lug (Gas) is used on 1992-current E-Z-GO 4-Cycle Vehicles. All Electric models and the earlier 2-cycle gas hub/drums have a smaller hole and are not interchangeable with this hub/drum.