Raybestos 980199R Disc Brake Rotor - Rear

Overview of Raybestos R-Line Disc Brake Rotor 980199R

The Raybestos R-Line Disc Brake Rotor 980199R is engineered for reliable braking performance on Lexus LS430 models. This vented, drum-in-hat type rotor is designed to meet precise fitment specifications, ensuring compatibility and optimal function.

• Compatible with Lexus LS430
• Part number: 980199R
• Vented disc brake rotor with drum-in-hat design
• Outside diameter: 12.205 inches (310 mm)
• Nominal thickness: 0.630 inches (16.000 mm)
• Discard thickness: 0.571 inches (14.500 mm)
• Overall height: 2.646 inches (67.200 mm)
• Mounting bolt hole quantity: 5 with 0.573 inch (14.550 mm) diameter
• Center hole diameter: 2.441 inches (62.000 mm)
• Mounting bolt hole circle diameter: 4.500 inches (114.300 mm)

Raybestos R-Line Product Line Details

The R-Line by Raybestos focuses on delivering dependable brake components that meet or exceed OEM specifications. This product line emphasizes precise engineering and durability, making it suitable for vehicles like the Lexus LS430 that require exact fitment and consistent braking performance. The 980199R rotor exemplifies the R-Line’s commitment to quality and fitment accuracy.

Technical Description and Specifications

This disc brake rotor features a vented design to enhance heat dissipation during braking, reducing the risk of brake fade. The drum-in-hat configuration integrates a parking brake drum within the rotor, providing a compact and efficient braking solution. With an outside diameter of 12.205 inches and a nominal thickness of 0.630 inches, this rotor maintains structural integrity under demanding conditions. The discard thickness of 0.571 inches indicates the minimum allowable thickness before replacement is necessary, ensuring safety and performance. The rotor mounts with five bolt holes, each 0.573 inches in diameter, arranged on a 4.500-inch bolt circle, matching the Lexus LS430 specifications precisely.

Applications and Problem Solving

• Replacement for worn or warped rotors on Lexus LS430
• Addresses brake pulsation and vibration issues
• Restores proper braking performance and pedal feel
• Solves overheating problems with vented rotor design
• Compatible with parking brake systems requiring drum-in-hat rotors

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surfaces to prevent rotor runout
• Torque mounting bolts to manufacturer specifications
• Inspect brake pads and hardware during rotor replacement
• Check parking brake adjustment after installation

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 980199R should be confirmed with the supplier, Raybestos typically offers coverage against defects in materials and workmanship. Proper installation and maintenance are essential to maximize the service life of this rotor.