Brand New Race-Driven Standard Brake Rotors and Severe Duty Sintered Metal Brake Pads. You will receive 2 brake rotors and 2 sets of brake pads to replace the front brakes on the following: 2003 Polaris Sportsman 400 4x4. New Race-Driven Standard Brake Rotors are made from tempered stainless steel for not only a great look but also optimal performance. Standard Rotors are equal to or surpass OEM standards. Race-Driven Severe Duty Brake Pads are a sintered metal pad which will far out last any semi metallic or organic pad on the market. These pads will work excellent in all conditions including mud, water, sand, racing and any other condition you can throw at them. Race-Driven is committed to bringing the highest quality products to all riders at an affordable price. "Please note these rotors do not have the speedometer pick up vent holes, proper use of speedometer is not possible when aftermarket rotors are installed." Customer Driven – Quality Driven – Race-Driven.