Raybestos 980650 Disc Brake Rotor - Front

Overview of Raybestos Specialty - Street Performance Rotor

The Raybestos Specialty - Street Performance disc brake rotor, part number 980650, is engineered for precise fitment on select BMW models including the 335d, 335i, 335is, 335i xDrive, 335xi, and X1. Designed to meet exacting thickness and mounting specifications, this rotor supports reliable braking performance for street-driven vehicles.

• Nominal thickness: 1.180 inches (29.950 mm)
• Discard thickness: 1.120 inches (28.450 mm)
• Mounting bolt hole circle diameter: 4.720 inches (119.900 mm)
• Conventional rotor design (drum-in-hat type)
• Compatible with multiple BMW 3 Series and X1 models

Detailed Product Specifications

This Raybestos disc brake rotor (part number 980650) features a nominal thickness of 1.180 inches (29.950 mm), ensuring optimal rotor mass for effective heat dissipation and consistent braking. The discard thickness is set at 1.120 inches (28.450 mm), indicating the minimum safe thickness before replacement is necessary. The rotor uses a conventional drum-in-hat design, which is common for many BMW applications, providing compatibility with existing hardware and brake components. The mounting bolt hole circle diameter measures 4.720 inches (119.900 mm), matching the bolt pattern on the specified BMW models for secure installation.

Specialty - Street Performance Product Line

The Specialty - Street Performance line by Raybestos focuses on delivering rotors designed for street-driven vehicles that require dependable braking under everyday driving conditions. This product line balances performance and durability, making it suitable for BMW owners who demand consistent stopping power without the need for track-level components. The 980650 rotor exemplifies this approach by adhering to strict dimensional standards and material quality.

Applications and Problem Solving

• Replacement for worn or warped rotors on BMW 335d, 335i, 335is, 335i xDrive, 335xi, and X1 models
• Addresses brake pulsation caused by uneven rotor thickness
• Restores proper rotor thickness to maintain braking efficiency
• Eliminates noise and vibration related to rotor wear
• Ensures compatibility with factory mounting bolt patterns

Installation Notes and Tips

When installing the Raybestos 980650 rotor, verify that the rotor thickness is above the discard thickness of 1.120 inches (28.450 mm) to ensure safety and performance. Clean the rotor surface to remove any protective coatings before installation. Confirm the mounting bolt hole circle diameter of 4.720 inches (119.900 mm) matches the vehicle’s hub assembly. Proper torque specifications should be followed to avoid rotor warping or mounting issues.

Quality Assurance and Warranty

Raybestos rotors undergo rigorous quality control to meet OEM standards for fit, form, and function. The Specialty - Street Performance rotors are manufactured to provide consistent thickness and durability. While specific warranty details for part number 980650 are not provided here, Raybestos typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.