18 moving parts

In E24.no today about what occupations we should expect to disappear in the future. This one about electric cars (Tesla):

Repairs and service accounts for a large share of jobs in the automotive industry. However, if the electrical cars take over, it should set alarm bells ringing. A normal engine has thousands of parts that become worn and damaged. A Tesla motor has only 18 moving parts, according to Credit Suisse - and electric motors have in principle no service at all.