That requires going to 5-lug 911 wheel hubs. The car is definitely heavier and does take a little more time to stop. I allow for that in my driving. A closer look. The straps were added to facilitate loading.
Power is stored in batteries inside the car.
In response, the control module regulates current output from the batteries. The controller increases or decreases current output smoothly to eliminate jerkiness and provide the same driving characteristics as a gasoline car. The electric motor is coupled to the transaxle by means of an adapter plate. These plates are commercially available for any vehicle, although they were first made for VW-based cars. The plate has several functions.