It appears to take approximately a year to get a new Lexus delivered.
If someone cancels their order it might be possible for a dealer to resell that order with a relatively quick delivery.
I visited a BMW dealer recently and was offered a brand new car for delivery in November but the cars offered were already in the order system.
Companies may also buy multiple cars and get quicker delivery.
I am waiting for my Lexus even although it is very frustrating at times.