Protex Ultra Performance Rotor PDR1168HS Ultra-Select Disc pad wear sensors are

Disc pad wear sensors are an advanced safety feature on many late model vehicles

the Ultra 4WD Disc Rotor is coated with the exclusive Ultracoat Z360 formula

Low dust and low noise

They are electronic devices used to indicate how much material is left before disc pad replacement is required

Protex Ultra Performance Rotor PDR1168HS Ultra-Select Disc pad wear sensors areThe Ultra Performance Disc Rotor is made with longevity and performance in mind. Designed for drivers who want more from their brakes, this upgraded rotor gives you additional features and benefits. Made from high carbon, cast iron material, this rotor offers better thermal stability, quieter braking and high performance in challenging driving conditions. The unique vane designs including pillar, straight and curves vane, allow for better cooling at