A shifter knob is a small handle or button that you use to change gears in a vehicle, like a car or a motorcycle. It's usually located on the center console or on the steering column. Full definition
The shifter paddles are mounted on the sides of the wheel, and a performance leather shift knob gets some double stitching goodness. (topspeed.com)
Even more features are the heated, leather wrapped steering wheel, heated leather front seats, and a heated leather wrapped shifter knob. (libertyjeepchrysler.com)
The leather wrapped steering wheel, gear shift knob along with hand brake lever handle and piano black finish on center console gives the cabin a decent look. (cardekho.com)