Duro slick go kart racing tire has many advantages over other brands in the market. Firstly, its firm compound gives you much more durability and wear over the softer compound tires, which keeps you on the track longer and will sustain consistent lap times without fading. These Tire are perfect for club racing, indoor karting, and especially good for outdoor concession karts. These are also original tires that come on Sodi kart concessions karts.