EV motors can rev insanely high, so they don't need to shift gears, while most gas engines are limited to 6-7k RPM from factory. Thus the gassers need gears tha

EV motors can rev insanely high, so they don't need to shift gears, while most gas engines are limited to 6-7k RPM from factory. Thus the gassers need gears that essentially torque divide to reduce RPMs. You are very confused.