ATE SP20204 Disc Brake Rotor - Rear or Rear Right

ATE Coated Rear Brake Rotor for BMW

The ATE Coated Single Pack Rotor SP20204 is a vented disc brake rotor built with a full cast construction and a rust-resistant coating for long-term service in demanding brake environments. It is engineered to meet or exceed OEM specifications for the listed BMW rear applications, including BMW X1 and BMW 328i fitments.

Key Features

• Part number SP20204 from ATE
• Vented disc brake rotor design
• Full cast metal construction
• Rust-resistant coating for improved surface protection
• Non-directional disc finish
• 300.00 mm outside diameter
• 20.00 mm nominal thickness
• 5 bolt hole diameter
• 2.968 in height

ATE Coated Single Pack Rotor Details

ATE, the brake brand of Continental Automotive Systems, applies its OE-focused engineering experience to aftermarket brake parts. The ATE Coated Single Pack Rotor line emphasizes coated brake discs, first-quality materials, and consistent manufacturing standards for drivers who need a rear brake rotor that matches the demands of BMW braking systems. SP20204 is a direct-fit style rotor for rear axle service on select BMW X1, 328i, 328i xDrive, 328xi, and 325xi applications.

This part cross-references Bosch 15010127 and Brembo 09.B338.21 for the same application.

Vehicle Fitment

• Fits 2013-2015 BMW X1, rear.
• Fits 2013 BMW 328i, rear right.
• Fits 2009-2013 BMW 328i xDrive, rear.
• Fits 2007-2012 BMW 328i, rear.
• Fits 2007-2008 BMW 328xi, rear.
• Fits 2006 BMW 325xi, rear.

Common Brake Service Issues

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

Installation Notes and Tips

Verify rotor dimensions, bolt pattern, and rear position before installation. Clean the hub mounting surface thoroughly to help prevent runout-related brake noise or pedal vibration. Follow BMW service procedures for pad bedding and torque specifications after installation. Confirm whether the application is rear or rear right before ordering, especially on the 2013 BMW 328i rear right listing.

Quality Assurance

ATE brake parts are backed by Continental Automotive Systems’ original equipment brake engineering experience and are produced to a higher standard than conventional replacement parts. The coated rotor design adds surface protection while maintaining the specifications needed for the listed BMW rear brake applications.