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Old 12-06-2018, 03:18 PM   #25 (permalink)
freebeard
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A single-speed drivetrain needs double the horsepower rating and fat wires to carry the current at start. Toyota uses buried magnets in their AC motor to reduce the drop in torque at higher RPMs.

Here a two-speed planetary box, but it's $4K.

EVTV Motor Verks Store: Torque Box 2:1 Gear Box, Drive Train Components, torquebox

And people trying to roll their own from GM parts;

https://www.diyelectriccar.com/forum...ar-180777.html

Jaguar Land Rover is already converting owner's XKEs to electric:

https://duckduckgo.com/?q=Jaguar+XKE...on&t=h_&ia=web
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