Tesla Model X According to Tesla Motors, deliveries were lower than expected because production was impacted by severe Model X supplier parts shortages in the first two months of 2016, and because Tesla had been too ambitious in wanting advanced features (committed "hubris"). The first Model X that didn't need corrections was made in April 2016. Sales during the second quarter of 2016 totaled 4,638 units. Although production was up 20% from the previous quarter, the number of vehicles in transit at the end of June 2016 was much higher than expected (5,150 including Model S cars), representing 35.8% of the number of
Tesla Model X 2014 in order to achieve its production target of 20,000 Model S cars in 2013. In November 2013, Tesla said it expected to begin Model X high volume production the second quarter of 2015. In November 2014, Tesla again delayed and announced that Model X deliveries would begin in the third quarter of 2015. Deliveries began on September 29, 2015. Among the reasons for delay were problems with the falcon-wing doors and cooling the motors when hauling trailers. In 2016, the company filed a lawsuit against Swiss hydraulics firm Hoerbiger Holding for not producing satisfactory falcon-wing doors for the Model