What it does. Dorman First Stop Disc Brake Hardware Kit Dorman - First Stop 3465-HW13571 is the disc the brake pads clamp onto to convert motion into heat and stop the wheel.

Service note. Rotors are replaced in pairs per axle, together with fresh pads.

Fitment. Catalogued as fitting 2020–2025 BMW 840i Xdrive, 2019–2025 BMW X4, 2023–2025 BMW 840i, 2021–2025 BMW X5, 2022–2025 BMW Ix, 2020–2024 BMW X7, 2021–2024 BMW X6, 2021–2024 BMW X3, 2019–2024 Porsche Macan, 2019–2023 BMW 530i Xdrive, 2020–2023 BMW 530e, 2021–2023 BMW 840i Gran Coupe, 2021–2023 BMW 540i, 2020–2023 BMW 530e Xdrive, 2020–2023 BMW 530i, 2019–2023 BMW 540i Xdrive, 2020–2022 BMW Alpina B7, 2021–2022 BMW 745e Xdrive, 2021 BMW 740i Xdrive, 2019–2021 BMW M550i Xdrive, 2020 BMW 840i Xdrive Gran Coupe, 2019–2020 BMW 750i Xdrive, 2019–2020 BMW 740i, 2019 BMW M6 Gran Coupe, 2019 BMW 740e Xdrive, 2019 BMW 650i Gran Coupe, 2019 BMW Alpina B6 Xdrive Gran Coupe, 2019 BMW 750i, 2019 BMW 640i Gran Coupe. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.