A bearing supporter and stator supporter concentric with the bearing supporter and for being mounted with a stator assembly are provided on a motor base. The first and second chips have penetration electrodes that are penetrating therethrough. The powertrain includes an engine and torque converter that is continuously connected to at least one of the planetary gear members and an output member that is continuously connected with another one of the planetary gear members. The prediction engine selects objects likely to be requested by the client making the particular request, such as a next page or an object referenced by a page.