Bosch 53011483 Disc Brake Rotor - Front

Overview of Bosch QuietCast Disc Brake Rotor 53011483

The Bosch QuietCast Disc Brake Rotor 53011483 is engineered for reliable braking performance on Mazda vehicles, including the Mazda 3, Mazda 3 Sport, and Mazda CX-30. Designed with durable iron alloy and a rust-resistant coating, this rotor ensures consistent stopping power and longevity.

• Constructed from high-quality iron alloy for strength and durability
• Vented, conventional disc design for effective heat dissipation
• Directional smooth brake surface finish for optimized braking
• Geomet disc finish and coated hat finish for corrosion resistance
• Compatible with 5 mounting bolts and 114.3 mm bolt circle diameter
• Nominal thickness of 25 mm with discard thickness at 23 mm
• Outside diameter of 295 mm and center bore diameter of 68 mm
• Weight approximately 16 lbs for balanced performance

About the Bosch QuietCast Disc Brake Rotor Line

The Bosch QuietCast Disc Brake Rotor line focuses on delivering rotors that combine durability with quiet operation. This product line features rotors with smooth braking surfaces and protective coatings to reduce rust and extend rotor life. The 53011483 rotor benefits from these design elements, providing consistent braking performance for Mazda 3 and CX-30 models.

Detailed Product Description

This Bosch QuietCast Disc Brake Rotor 53011483 is a vented, conventional rotor made from a robust iron alloy, designed to withstand the demands of daily driving. The rotor’s smooth, directional brake surface finish enhances pad contact and braking efficiency. Its Geomet disc finish and coated hat finish provide a rust-resistant barrier, helping to maintain rotor integrity over time. With a 295 mm outside diameter and 25 mm thickness, this rotor meets OEM specifications for Mazda 3, 3 Sport, and CX-30 models. The 5-bolt mounting pattern with a 114.3 mm bolt circle diameter ensures proper fitment and secure installation.

Common Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Addressing rust and corrosion on brake rotors affecting braking performance
• Improving braking smoothness and reducing noise in Mazda 3 and CX-30 vehicles
• Restoring proper rotor thickness to maintain safe braking distances
• Upgrading to a vented rotor design for better heat dissipation under heavy braking

Installation Notes and Tips

Ensure the rotor surface is clean and free of debris before installation. Verify the rotor thickness is above the discard thickness of 23 mm to maintain safety standards. Use the correct torque specifications for the 5 mounting bolts and confirm the rotor’s directional orientation matches the vehicle’s requirements. This rotor does not include bearings or hardware, so reuse or replace existing components as needed.

Quality Assurance and Warranty

Bosch manufactures the QuietCast Disc Brake Rotor 53011483 to meet or exceed OEM standards for fit, form, and function. The rotor features a rust-resistant coating and durable construction to provide reliable braking performance. Warranty details should be confirmed with the original Bosch documentation or authorized distributors.