Bosch 53011518 Disc Brake Rotor - Rear

Reliable Disc Brake Rotor for BMW and Toyota Models

The Bosch QuietCast Disc Brake Rotor 53011518 offers a durable and precise braking solution for select BMW and Toyota vehicles. Engineered with quality materials and designed for optimal performance, this rotor ensures consistent stopping power and long service life.

• Constructed from a robust iron alloy for strength and durability
• Vented, conventional disc design with a smooth, directional brake surface
• Geomet disc finish and coated hat finish for enhanced rust resistance
• Compatible with multiple BMW and Toyota models including 230i, 330i, 530i, 740i, GR Supra, and i4
• Nominal thickness of 24 mm with a discard thickness of 22.4 mm
• Outside diameter of 345 mm and overall height of 64.2 mm
• Five mounting bolt holes with a 112 mm bolt circle diameter

About the Bosch QuietCast Disc Brake Rotor Line

The Bosch QuietCast Disc Brake Rotor line is designed to provide reliable braking performance with a focus on noise reduction and corrosion resistance. This product line features rotors with smooth, directional surfaces and protective coatings such as Geomet on the disc and a coated finish on the hat to extend rotor life. The 53011518 rotor exemplifies these qualities, making it suitable for drivers seeking consistent braking on BMW and Toyota vehicles.

Product Details and Specifications

This disc brake rotor is made from a high-quality iron alloy, ensuring structural integrity under demanding conditions. The vented construction helps dissipate heat effectively, reducing the risk of brake fade during extended use. The smooth, directional brake surface finish promotes even pad wear and consistent braking feel. The rotor measures 345 mm in outside diameter and 64.2 mm in overall height, with a center bore diameter of 67 mm. It features five mounting bolt holes arranged on a 112 mm bolt circle diameter. The rotor thickness is 24 mm nominal, with a discard thickness of 22.4 mm, indicating when replacement is necessary.

Compatible Vehicles and Applications

• Designed for BMW models including 230i, 330i, 430i, 530i, 540i, 640i, 740i, 750i, M240i, M340i, M440i, M550i, X3, X4, X5, X6, X7, and Z4
• Compatible with Toyota models such as the GR Supra, i4, and iX
• Ideal for drivers needing replacement rotors for vehicles equipped with conventional vented disc brakes
• Suitable for vehicles requiring a directional brake surface rotor with rust-resistant coatings

Common Issues Addressed by This Rotor

• Brake rotor warping or uneven wear causing vibration during braking
• Corrosion and rust buildup reducing rotor lifespan and braking efficiency
• Brake noise and squealing due to surface imperfections or poor rotor design
• Reduced braking performance from overheated or worn rotors
• Compatibility issues with specific BMW and Toyota disc brake systems

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 22.4 mm before installation. This rotor is designed for vehicles with five mounting bolts on a 112 mm bolt circle diameter and a 67 mm center bore. Proper cleaning of the rotor surface before installation is recommended to remove any protective coatings or residues. Use appropriate torque specifications for mounting bolts to avoid rotor distortion. Note that bearings are not included with this rotor and must be sourced separately if needed.

Quality Assurance and Warranty

The Bosch QuietCast Disc Brake Rotor 53011518 is manufactured to meet strict quality standards for durability and performance. The rust-resistant Geomet and coated finishes help extend rotor life under various driving conditions. While specific warranty details are not provided here, Bosch products typically come with manufacturer-backed warranties covering defects in materials and workmanship.