EZGO OEM 2008-Up Gas And Electric RXV Golf Cart Rear Axle Hub Assembly - #615604 Installing these rear wheel hubs will insure your wheels are spinning freely and offer less friction on the spindles. The assembly includes a rear axle hub (604112) and 4 lug bolts (19862G2). (2)Needed per cart Fits the Following Cart(s): 2008-Up Gas and Electric RXV Golf Carts Only!!!