Gear Knobs Available here. Gear knobs are the finishing touch on your vehicle's gear lever. This is the part your hand comes into contact with when shifting, so it's important that it provides a proper grip. It should also be designed to feel comfortable in your hand and facilitate easy shifting for a smooth shifting experience. Gear knobs come in a variety of styles and materials, including brushed chrome, aluminum, plush leather and perforated leather. They are usually rounded at the top to provide a comfortable grip, and can also contain features like brilliant crystals or a slim design. Choose from a wide range of gear knobs at MicksGarage.com.