Ever wondered how your car's speed rate is measured? The tedious job is done by a device called the speed sensor. As its name implies, the speed sensor monitors the speed of the automobile, telling the driver how fast the car is moving at particular road conditions. There are many speed sensors available in the market today, but among the most highly regarded is the Beck Arnley Speed Sensor. The Beck Arnley Speed Sensor is designed to accurately record the rate at which the crankshaft is spinning. It is composed of a toothed metal disk, which is installed on the crankshaft, and a stationary detector. These parts of the Beck Arnley Speed Sensor, which have surpassed quality standards, produce currents from which pulses are traced and later on recorded. To have clear and exact readings of your car's speed rate, go for the Beck Arnley Speed Sensor. Get this part only from Auto Parts Warehouse, your trusted online auto parts shop.