That was an artificial boost created by setting a time-limit for a low price. There were ten days to buy at the price, then they put it back up. [1]

[1] https://electrek.co/2026/03/01/tesla-cybertruck-awd-price-in...

EDIT: grammar

Look up what their production targets were and compare that to their sales. A small temporary demand surge isn't going to be enough to chew through their current inventory, let alone keep the production lines busy.

A push on delivery dates is as likely to mean production issues as it is an influx of interest.