1Applicable Models: Front brake caliper is replacement for Polaris Xplorer 250 4X4. Please confirm whether your model is applicable before buying. 2Safety Performance: The braking system is a key component of vehicle safety, the front brake calipers can provide reliable braking force to ensure driving safety. 3Abrasion Resistant: Brake caliper provides long lasting abrasion and overall strength that won't break, even when riding in a variety of tough road conditions. 4Durable Construction: Front brake caliper is made of premium material, which is hardness, not easy to deform, sturdy and durable and has a long service life. 5Easy to Install: The front brake caliper assembly's simple construction can be easily and quickly installed or replaced, reducing installation costs and time.