This Bosch Brake Pad Wear Sensor replaces the original equipment unit on Mercedes-Benz C-Class models built from 2019 to 2022. Built to original equipment specification with all seals, hardware and fittings required for the job. Brake components should always be replaced in axle pairs to keep braking balanced. Every unit is pressure tested and inspected before packing. The Plastic construction is corrosion protected for long service life on Australian roads. Bleed the brake system thoroughly after fitting and check for leaks before road testing. Sold new with 12 Months warranty cover and full technical support.