Disengaged auto transmission with lever under seat jacked up mower removed left hand read drive wheel to repair flat reinstalled tire and engage rear drive under seat tractor. Does not move now work before flat have done this several times never had and issue have murray model 42590 x92a all levers are working corretly drive belt and pulleys are turning

Hi,
Missing the key-axle connection. Hid that 5/32" key to lock the axle to the wheel.
Peace,
Clarke

Missing key fix problem thanks