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  1. Tesla model 3 rear motor

    General EV Discussion
    What is the weight of model 3's rear wheel drive motor, without the inverter, differential pully etc? the whole rear drive unit weighs about 200 pounds. I want this information to calculate the power to weight ratio of this internal permanent magnet AC motor.
  2. Electric Motor High Pitch Noise

    Hyundai Kona
    Hi there, First of all, I love my Kona Electric! But there is one thing that still bothers me since I do not know if it is a 'feature' or a fault. When I am accelerating or regenerating (through brake paddle or flipper) I hear a high pitch squeaking noise coming from the electric motor. Do...
  3. Would the EV motor suffer any damge if raced from a cold start?

    BMW i3
    Does anyone know if the motor in an EV would suffer any damage it was driven hard from a cold standing start? (this is not a question about the battery). If you parked over-night at a motorway service station, got up on a cold morning (1 or 2ºC ) and drove immediately out on the slip road and...
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