Bosch 53011518 Disc Brake Rotor - Rear

Bosch QuietCast Rear Rotor Overview

The Bosch QuietCast Disc Brake Rotor, part number 53011518, is a rear brake rotor built for select BMW and Toyota applications. It uses an iron alloy construction with a smooth brake surface and Geomet disc finish for consistent braking performance and corrosion resistance.

Compatible with rear brake service on vehicles such as the BMW 330i, BMW X5, and Toyota GR Supra, this Bosch QuietCast rotor is a direct-fit replacement for drivers looking for a conventional vented rotor with OE-style dimensions.

Key Features

• Part number 53011518 for rear brake applications
• Iron alloy construction with vented design
• Smooth brake surface and directional brake surface design
• Geomet disc finish with coated hat and rust-resistant coating
• Conventional rotor without hub assembly
• 5-bolt mounting pattern with 67 mm center bore
• Outside diameter: 345 mm; nominal thickness: 24 mm

QuietCast Product Line Details

Bosch QuietCast brake components are positioned as OE-style replacement parts with attention to fit, finish, and corrosion protection. On this rotor, the coated hat, Geomet disc finish, and smooth braking surface support consistent rear brake service across a wide range of BMW sedans, coupes, SUVs, and the Toyota GR Supra.

Detailed Description

This Bosch QuietCast Disc Brake Rotor 53011518 is a rear, vented, conventional rotor made from iron alloy and finished for corrosion resistance. It features a smooth braking surface, directional surface design, 345 mm outside diameter, 24 mm nominal thickness, and 22.4 mm discard thickness. The rotor is supplied without a hub assembly and does not include bearings. This part cross-references BMW OE numbers 34206880079 and 34207915314 for the same application.

Fits 2020-2026 Toyota GR Supra, rear. Fits 2022-2025 BMW 230i, rear. Fits 2023-2025 BMW 230i xDrive, rear. Fits 2019-2025 BMW 330i, rear. Fits 2019-2025 BMW 330i xDrive, rear. Fits 2021-2025 BMW 430i, rear. Fits 2022-2025 BMW 430i Gran Coupe, rear. Fits 2021-2025 BMW 430i xDrive, rear. Fits 2023-2025 BMW 430i xDrive Gran Coupe, rear. Fits 2022-2025 BMW i4, rear. Fits 2022-2025 BMW iX, rear. Fits 2023-2025 BMW M240i, rear. Fits 2022-2025 BMW M240i xDrive, rear. Fits 2020-2025 BMW M340i, rear. Fits 2020-2025 BMW M340i xDrive, rear. Fits 2021-2025 BMW M440i, rear. Fits 2022-2025 BMW M440i Gran Coupe, rear. Fits 2021-2025 BMW M440i xDrive, rear. Fits 2022-2025 BMW M440i xDrive Gran Coupe, rear. Fits 2019-2025 BMW X4, rear. Fits 2019-2025 BMW Z4, rear. Fits 2021-2024 BMW 330e, rear. Fits 2021-2024 BMW 330e xDrive, rear. Fits 2018-2024 BMW X3, rear. Fits 2019-2024 BMW X5, rear. Fits 2020-2024 BMW X6, rear. Fits 2019-2024 BMW X7, rear. Fits 2018-2023 BMW 530e, rear. Fits 2018-2023 BMW 530e xDrive, rear. Fits 2017-2023 BMW 530i, rear. Fits 2017-2023 BMW 530i xDrive, rear. Fits 2017-2023 BMW 540i, rear. Fits 2017-2023 BMW 540i xDrive, rear. Fits 2016-2022 BMW 740i, rear. Fits 2017-2022 BMW 740i xDrive, rear. Fits 2020-2022 BMW 745e xDrive, rear. Fits 2020-2022 BMW 745Le xDrive, rear. Fits 2020-2022 BMW 840i, rear. Fits 2020-2022 BMW 840i Gran Coupe, rear. Fits 2020-2022 BMW 840i xDrive, rear. Fits 2020-2022 BMW 840i xDrive Gran Coupe, rear. Fits 2018-2020 BMW M550i xDrive, rear. Fits 2018-2019 BMW 640i xDrive Gran Turismo, rear. Fits 2017-2019 BMW 740e xDrive, rear. Fits 2016-2019 BMW 750i, rear. Fits 2016-2019 BMW 750i xDrive, rear. Fits 2018 BMW 540d xDrive, rear.

Common Brake Issues This Rotor Can Address

• Rear brake pulsation from rotor wear or thickness variation
• Brake noise caused by uneven or heat-spotted rotor surfaces
• Corrosion on exposed rotor surfaces and hat areas
• Reduced braking consistency from worn rear rotors
• Service replacement for BMW and Toyota rear brake maintenance

Installation Notes and Tips

Verify rotor diameter, thickness, center bore, and bolt pattern before installation. This rotor is directional, so confirm left/right orientation during service and follow the vehicle manufacturer’s brake procedure for cleaning the hub face, checking runout, and bedding in new pads.

Quality Assurance

Bosch QuietCast rotors are built with corrosion-resistant finishes and OE-style fitment standards for select BMW and Toyota rear brake applications. Confirm vehicle-specific brake specifications before installation to ensure proper fitment.