Raybestos 980321 Disc Brake Rotor - Rear

Overview of Raybestos 980321 Disc Brake Rotor

The Raybestos Specialty - Street Performance disc brake rotor 980321 is engineered for reliable braking performance on the Kia Amanti. Designed with precision, this vented rotor ensures effective heat dissipation and consistent stopping power for street driving conditions.

• Vented disc brake rotor with drum-in-hat design
• Overall height: 2.755 inches (70.000 mm)
• Outside diameter: 11.180 inches (283.950 mm)
• Mounting bolt hole quantity: 5 with 114.3 mm bolt circle diameter
• Center hole diameter: 2.992 inches (76.000 mm)
• Nominal thickness: 0.394 inches (10.000 mm)
• Discard thickness: 0.331 inches (8.400 mm)
• Stud/lug hole quantity: 5

Specialty - Street Performance Product Line Details

The Raybestos Specialty - Street Performance line focuses on delivering rotors that meet the demands of street driving with enhanced durability and heat management. This product line is tailored to provide consistent braking performance under typical urban and highway conditions, making it suitable for vehicles like the Kia Amanti that require dependable stopping power without the need for race-level components.

Technical Description and Fitment

The Raybestos 980321 rotor features a vented design that improves airflow to reduce heat buildup during braking, which helps maintain rotor integrity and brake pad life. The drum-in-hat configuration integrates a parking brake drum within the rotor, compatible with the Kia Amanti’s braking system. With a 5-bolt mounting pattern and a 114.3 mm bolt circle diameter, this rotor fits securely on the vehicle’s hub. The nominal thickness of 0.394 inches ensures structural strength, while the discard thickness of 0.331 inches indicates the minimum safe thickness before replacement is necessary.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Kia Amanti models
• Improves braking consistency and reduces brake fade during street driving
• Addresses rotor overheating issues caused by insufficient ventilation
• Restores proper parking brake function with integrated drum-in-hat design
• Corrects vibration or noise caused by rotor thickness below discard limits

Installation Notes and Tips

• Verify rotor dimensions and bolt pattern compatibility with Kia Amanti before installation
• Inspect hub surface for cleanliness and flatness to ensure proper rotor seating
• Torque mounting bolts to manufacturer specifications to avoid rotor warping
• Check brake pads for wear and replace if necessary to maintain optimal braking performance
• Measure rotor thickness before installation to confirm it meets or exceeds discard thickness

Quality Assurance and Warranty

Raybestos rotors, including part number 980321, are manufactured to meet strict quality standards for durability and performance. The Specialty - Street Performance line undergoes rigorous testing to ensure consistent braking characteristics. Warranty coverage details should be confirmed with the point of purchase or Raybestos directly, as they may vary by region and application.