1Fitment: The 51 teeth gear part is fit for 2000 to 3000lb ATV Winch, please carefully confirm whether your model is applicable before purchasing. 2Good Handling: The ATV gear can be combined with a professional suspension system, allowing you to operate ATV more flexibly and adapt to a variety of complex terrain and road conditions. 3Rugged Material: ATV gears are made of high strength aluminum for durability and reliability, and can withstand a variety of harsh external environments and operating conditions. 4Powerful: ATV winch gears are equipped with high performance engines that provide powerful power output, allowing you to easily respond to a variety of road conditions and driving demands. 5Size and Easy Installation: This ATV gear has an outer diameter of 91mm and 51 gears, making installation simple and requiring no complicated tools.