Current Teslas [1] along with the Nissan Leaf and Chevy Bolt all have single gear transmissions with a ratio of about 8 to 1. It is true that these are very sim

Current Teslas [1] along with the Nissan Leaf and Chevy Bolt all have single gear transmissions with a ratio of about 8 to 1. It is true that these are very simple transmissions that never need to shift, which should reduce complexity. 1. Very early Tesla Roadsters had 2 speed transmissions.