Well, in this case its just the pre-orders being so insanely high that there is a huge backlog. And the pre-orders are so high, because there is basically no co

Well, in this case its just the pre-orders being so insanely high that there is a huge backlog. And the pre-orders are so high, because there is basically no competition to the Model 3. But if you order a car with a custom configuration 2-4 months are quite usual, and even the big car manufacturers sometimes cannot match demand. The Golf 5 Variant had 11 months of delivery times for a while (VW had not made a Golf Variant for some years at that point of time).