Automotive Gear Step 2 - Gears are made in one of two styles, helical and straight cut. These different types are used in various applications depending on operation and load. Helical cut gears tend to be used for heavy applications when a smooth operation is desired.
Helical and Straight Cut Gears Step 3 - A gear can also be used as a sprocket which uses a chain or belt to drive an accessory.
Oil Pump Gear Sprocket Helpful Information