Some lucky people get to drive vehicles that have both 2-wheel and 4-wheel drive capabilities. These hybrid vehicles include special components known as transfer cases. These intricate pieces of automotive engineering are specials torque-converting transmissions that take rotary energy from the regular transmission and route this power to each wheel.
In order to do this job, transfer cases require direct connections to the regular transmissions that they get their power from. To accomplish this, some automakers place the transfer case and the regular transmission in the same...