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
Plug-in electric vehicles in the United States plug-in cars available in the American market under 21 brands or marques, plus several models of electric motorcycles, utility vans and neighborhood electric vehicles (NEVs). , the Chevrolet Volt plug-in hybrid is the all-time best selling plug-in electric car with 148,556 units (both generations), followed by the Tesla Model S all-electric car with about 138,000, and the Nissan Leaf with 126,747. The Model S has been the best selling plug-in car in the U.S. for three consecutive years, from 2015 to 2017. , the United States had 12,203 charging stations across the country, led by California with 2,976 stations (24.4%).