Raybestos 9838R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 9838R

The Raybestos R-Line Disc Brake Rotor 9838R is engineered for Toyota Land Cruiser models requiring reliable braking performance. This solid rotor is designed to meet precise specifications, ensuring consistent stopping power and durability.

• Compatible with Toyota Land Cruiser vehicles
• Solid disc brake rotor design
• Overall height: 1.885 inches (47.900 mm)
• Outside diameter: 11.880 inches (301.750 mm)
• Mounting bolt hole quantity: 6
• Center hole diameter: 3.940 inches (100.100 mm)
• Mounting bolt hole circle diameter: 5.500 inches (139.700 mm)
• Nominal thickness: 0.785 inches (19.950 mm)
• Discard thickness: 0.748 inches (19.000 mm)
• Conventional rotor type

Raybestos R-Line Product Line Details

The R-Line by Raybestos focuses on delivering dependable brake components that meet OEM specifications. This product line emphasizes solid rotors designed for conventional braking systems, providing consistent thickness and dimensions to maintain proper fitment and performance. The 9838R rotor exemplifies the R-Line’s commitment to quality and precision for Toyota Land Cruiser applications.

Technical Description and Specifications

The Raybestos R-Line 9838R disc brake rotor features a solid construction with an overall height of 1.885 inches (47.900 mm) and an outside diameter of 11.880 inches (301.750 mm). It includes six mounting bolt holes arranged on a 5.500-inch (139.700 mm) bolt circle diameter, matching the Toyota Land Cruiser’s hub specifications. The center hole diameter measures 3.940 inches (100.100 mm), ensuring proper alignment during installation. The rotor’s nominal thickness is 0.785 inches (19.950 mm), with a discard thickness of 0.748 inches (19.000 mm), indicating when replacement is necessary to maintain safe braking performance. This conventional solid rotor design is suitable for vehicles equipped with standard braking systems.

Applications and Problem Solving

• Replacement for worn or warped rotors on Toyota Land Cruiser models
• Addresses brake pulsation caused by uneven rotor thickness
• Restores proper rotor thickness to prevent brake fade
• Eliminates noise and vibration from damaged rotors
• Ensures consistent braking performance under normal driving conditions

Installation Notes and Tips

• Verify rotor dimensions against vehicle specifications before installation
• Inspect mounting surfaces and hardware for wear or damage
• Clean rotor surface to remove any protective coatings prior to use
• Torque mounting bolts to manufacturer’s recommended specifications
• Check brake pads for wear and replace if necessary during rotor installation

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The 9838R rotor undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details are not provided here, Raybestos typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or Raybestos directly for warranty terms related to this part.