About this part
What it does. Wagner Brake QuickStop Rear Disc Brake Pad Set Semi-Metallic Wagner Brake 621-ZX1042 presses against the brake rotor to slow the wheel, and wears down as friction material is consumed.
Symptoms that point to this part
- Squealing or grinding when braking
- Longer stopping distances
- Brake pedal vibration
- Brake wear indicator light
Service note. Pads are replaced in axle sets; inspect the rotors at the same time.
Fitment. Catalogued as fitting 2018–2019 BMW X6, 2018 BMW X5. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.