1、Applicable Model: The front brake caliper assembly is replacement for Polaris Sportsman 300 400, please confirm whether it is consistent with the product you need. 2、OE Number: The part numbers for reference are 1911169, 1911170. Please confirm whether it is consistent with the OE you need to avoid wrong buying and other problems. 3、Durable Material: The front brake caliper is made of durable metal material, rust proof, high strength and wear resistant, even in a variety of harsh road driving conditions. 4、Excellent Performance: With strong braking force, you can quickly slow down or stop by using this front brake caliper clamp, having sensitive response to ensure the safety of riders. 5、Easy Installation: The front brake wheel cylinder has a simple installation, convenient and time saving, don't need too much tools or complicated steps, can improve braking effect for a more stable and reliable riding experience.