Raybestos 780143PER Specialty Street Performance Slotted Front Brake Rotor

The Raybestos 780143PER is a high-performance front disc brake rotor engineered for drivers who demand superior braking performance without compromising smooth operation. Part of the Raybestos Specialty R-300 Performance line, this slotted rotor is ideal for high-performance vehicles, towing applications, work trucks, and fleet vehicles that require enhanced stopping power.

Patented S-Groove Technology:

• Precision-engineered slot design maximizes pad-to-rotor contact for stronger bite and improved pedal feel
• Promotes even pad wear and extends pad life
• Delivers smoother, more responsive braking performance

Advanced Construction:

• Application-specific enhanced iron metallurgy suppresses noise and keeps brakes running cool, quiet, and vibration-free
• Vehicle-specific vane configurations match OE specifications for optimal cooling and reduced fade
• G3000 qualified material meets SAE standards for tensile strength, ensuring maximum structural integrity and service life
• Lateral runout of 0.002 inches or less minimizes pedal pulsation and brake noise

Premium Finish and Protection:

• Black Fusion coating on rotor hat provides a clean, finished appearance
• Grey Fusion 4.0 coating on inboard surfaces and cooling vanes resists rust for optimal airflow and cooling
• Non-directional rotation allows installation on either side of the vehicle
• Turned finish ensures installation-ready performance right out of the box

Specifications:

• Outside diameter: 13.898 inches (353mm)
• Nominal thickness: 1.41 inches (35.8mm)
• Discard thickness: 1.34 inches (34.05mm)
• Vented 1-piece design
• Front position rotor
• Quantity: Sold individually

This rotor is precision-machined and performance-tested to meet or exceed OEM specifications, providing dependable stopping power for demanding driving conditions. Cross-references to Chrysler OEM part numbers 05083697AA, 5083697AA, and 52121050AA.