Raybestos 980550 Disc Brake Rotor - Rear

Overview of Raybestos 980550 Disc Brake Rotor

The Raybestos Specialty - Street Performance disc brake rotor, part number 980550, is engineered for reliable braking performance on select Volvo models. Designed as a solid rotor, it offers consistent stopping power and durability for vehicles like the Volvo C30, C70, S40, and V50.

• Compatible with Volvo C30, C70, S40, and V50 models
• Solid disc brake rotor design for steady braking
• Overall diameter of 11.024 inches (280 mm)
• Nominal thickness of 0.433 inches (11.000 mm)
• Discard thickness at 0.354 inches (9.000 mm)
• Five mounting bolt holes with a 4.250 inch (107.950 mm) bolt circle diameter
• Center hole diameter of 2.503 inches (63.600 mm)
• Conventional rotor type suitable for standard brake systems

Detailed Product Specifications

This Raybestos disc brake rotor features a solid construction with an overall height of 1.608 inches (40.850 mm), providing a robust platform for braking components. The rotor’s nominal thickness of 0.433 inches (11.000 mm) ensures sufficient material for heat dissipation and wear resistance, while the discard thickness of 0.354 inches (9.000 mm) indicates the minimum safe thickness before replacement is necessary. The rotor includes five mounting bolt holes arranged on a 4.250 inch (107.950 mm) bolt circle diameter, matching the factory specifications for the Volvo C30, C70, S40, and V50. The center hole diameter of 2.503 inches (63.600 mm) allows for proper hub fitment and alignment.

Specialty - Street Performance Product Line

The Raybestos Specialty - Street Performance line focuses on delivering dependable braking components tailored for street-driven vehicles requiring enhanced performance. This product line balances durability and consistent braking response, making it suitable for daily driving and spirited street use. The 980550 rotor exemplifies this approach by providing a solid rotor design that meets the demands of Volvo drivers seeking reliable stopping power without vented rotor complexity.

Applications and Problem Solving

• Replacement for worn or warped rotors on Volvo C30, C70, S40, and V50
• Addresses brake pulsation caused by uneven rotor surfaces
• Restores proper rotor thickness to maintain braking efficiency
• Eliminates noise and vibration from damaged or undersized rotors
• Ensures compatibility with conventional brake systems requiring solid rotors

Installation Notes and Tips

When installing the Raybestos 980550 disc brake rotor, ensure the mounting surface is clean and free of rust or debris to promote proper rotor seating. Verify that the rotor thickness is above the discard thickness of 0.354 inches (9.000 mm) before installation. Use the correct torque specifications for the five mounting bolts arranged on the 4.250 inch (107.950 mm) bolt circle diameter. It is recommended to replace brake pads simultaneously to optimize braking performance and rotor longevity.

Quality Assurance and Warranty

Raybestos manufactures the 980550 rotor to meet or exceed OEM standards for fit, form, and function. The Specialty - Street Performance line undergoes rigorous quality control to ensure consistent performance and durability. While specific warranty details are not provided here, Raybestos products typically include coverage against defects in materials and workmanship under normal use conditions.