Tesla Fourth-quarter deliveries totaled 418,227 units, down 16% year-over-year, compared to an estimate of 440,907 units; fourth-quarter vehicle production totaled 434,358 units, down 5.5% year-over-year, compared to an estimate of 470,780 units. Tesla Full-year deliveries totaled 1.64 million, down 8.6% year-over-year; the forecast was 1.6 million.