WARNING CONTACT BRAKE PAD WEAR FOR VW PASSAT/Wagon APR/AQD/ALG/AHA/ACK 2.8L 8cyl

The ABS 39666 Wear Indicator is a small sensor that alerts when brake pads on VW Passat or similar models reach critical thickness. It uses an electrical contact to trigger the warning light, helping drivers replace pads before safety is compromised.

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