How to Choose & Install a Servo for an RC Car or Truck

The servos installed on your R/C vehicle are important to consider when thinking about ways to give you an edge when racing. Like the old saying goes, "you get what you pay for," and this applies to servos just like it does to most things. Most R/C cars and trucks have two servos: one for controlling speed and one for controlling the direction in which the front wheels are turning. Since speed and turning capability are the two main functions of your R/C vehicle, it pays to know a little bit about how to answer the question, "How does a servo motor work?" We'll try to explain.