Raybestos 980951PER Disc Brake Rotor - Rear

Overview of Raybestos Disc Brake Rotor 980951PER

The Raybestos Specialty - Street Performance; S-Groove Technology disc brake rotor 980951PER is engineered for reliable braking performance on select Infiniti models. Designed as a vented, drum-in-hat type rotor, it offers precise fitment and consistent stopping power for vehicles like the Infiniti Q50, Q60, and FX50.

• Compatible with Infiniti FX50, M35h, M37, M56, Q50, Q60, Q70, Q70L, and QX70
• Part number 980951PER ensures exact replacement fit
• Vented rotor design for improved heat dissipation
• Drum-in-hat configuration with 5 mounting bolt holes
• Nominal thickness of 0.787 inches (20.000 mm) and discard thickness of 0.709 inches (18.000 mm)
• Outside diameter of 13.772 inches (349.800 mm) and overall height of 2.441 inches (62.000 mm)
• Mounting bolt hole circle diameter of 4.500 inches (114.300 mm) and center hole diameter of 2.677 inches (68.000 mm)

Specialty - Street Performance; S-Groove Technology Product Line

This rotor is part of the Raybestos Specialty - Street Performance; S-Groove Technology line, which focuses on delivering enhanced braking performance for street-driven vehicles. The S-Groove design helps reduce brake fade and improve pad bite, making it suitable for drivers seeking dependable stopping power under varied driving conditions. This product line balances performance and durability, tailored for vehicles requiring precise rotor specifications like the Infiniti models listed.

Detailed Product Description

The Raybestos 980951PER disc brake rotor features a vented design that promotes efficient heat dissipation during braking, reducing the risk of warping and extending rotor life. Its drum-in-hat type construction integrates a parking brake drum within the rotor, providing a compact and effective solution for vehicles equipped with rear drum parking brakes. The rotor’s 5 mounting bolt holes and 5 stud/lug holes ensure secure attachment, matching the factory specifications for Infiniti FX50, Q70L, and other compatible models. With a nominal thickness of 0.787 inches and a discard thickness of 0.709 inches, this rotor meets OEM standards for safe operation and replacement intervals.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Infiniti Q50 and Q60 models
• Addresses brake fade caused by overheating during street performance driving
• Resolves issues with uneven brake pad wear due to rotor surface irregularities
• Restores proper parking brake function on models with drum-in-hat rear brakes
• Improves braking consistency and pedal feel on Infiniti M37 and QX70 vehicles

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below discard thickness of 0.709 inches
• Ensure mounting surfaces are clean and free of debris for proper rotor seating
• Torque mounting bolts to manufacturer specifications to avoid rotor distortion
• Inspect brake pads and hardware during rotor replacement for optimal performance
• Follow vehicle-specific service manual instructions for drum-in-hat rotor installation

Quality Assurance and Warranty

Raybestos disc brake rotors, including part number 980951PER, are manufactured to meet or exceed OEM standards for fit, form, and function. The Specialty - Street Performance; S-Groove Technology line undergoes rigorous quality control to ensure durability and consistent braking performance. Warranty coverage details should be confirmed with the original product documentation or authorized Raybestos distributors.