DuraGo BR31424-01 Disc Brake Rotor - Rear

Overview of DuraGo BR31424-01 Disc Brake Rotor

The DuraGo BR31424-01 is a solid disc brake rotor designed for reliable braking performance on select Hyundai and Kia vehicles. Engineered with cast iron construction and a rust-resistant coating, this rotor offers durability and consistent stopping power for models like the Hyundai Sonata and Kia Optima.

• Material: Cast iron for strength and heat dissipation
• Construction: Full cast solid rotor with drum-in-hat design
• Rust-resistant coating to reduce corrosion
• Outside diameter: 11.18 inches (284 mm)
• Nominal thickness: 0.39 inches (10 mm) with discard thickness at 0.33 inches (8.4 mm)
• Mounting bolt hole quantity: 5 with 0.49 inch (12.4 mm) diameter holes
• Non-directional brake surface for versatile installation
• Compatible with Hyundai Azera, Sonata, Tucson and Kia Cadenza, Optima models

Detailed Product Description

The DuraGo BR31424-01 disc brake rotor is constructed from cast iron, providing a balance of durability and effective heat dissipation during braking. Its full cast solid design incorporates a drum-in-hat type rotor, which integrates the parking brake drum within the rotor hat, making it suitable for vehicles equipped with drum parking brakes. The rotor features a rust-resistant coating to help prevent corrosion and extend service life, especially in environments prone to moisture and road salt.

With an outside diameter of 11.18 inches (284 mm) and a nominal thickness of 0.39 inches (10 mm), this rotor meets OEM specifications for the listed Hyundai and Kia models. The discard thickness is 0.33 inches (8.4 mm), indicating when the rotor should be replaced to maintain safe braking performance. The rotor includes five mounting bolt holes with a 4.5 inch (114.3 mm) bolt circle diameter and 0.49 inch (12.4 mm) hole diameter, ensuring proper fitment and secure installation.

Compatible Vehicles and Applications

• Hyundai Azera
• Hyundai Sonata
• Hyundai Tucson
• Kia Cadenza
• Kia Optima

This rotor is designed specifically for these models, providing a direct replacement that maintains factory braking performance and safety standards.

Common Issues Addressed by This Rotor

• Brake rotor warping causing vibration during braking
• Excessive rotor wear reducing braking efficiency
• Corrosion and rust buildup affecting rotor surface
• Noise or pulsation from uneven rotor thickness
• Incompatibility with drum-in-hat parking brake systems

Installation Notes and Tips

Ensure the rotor is installed on vehicles equipped with compatible mounting bolt patterns and drum-in-hat parking brake systems. Measure rotor thickness before installation to confirm it meets or exceeds the nominal thickness of 0.39 inches (10 mm). Clean the rotor surface and hub mounting area to remove rust or debris for proper seating. Use a torque wrench to tighten mounting bolts to manufacturer specifications to avoid rotor distortion.

Quality Assurance and Warranty

DuraGo brake rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The BR31424-01 rotor includes a rust-resistant coating to enhance durability. While specific warranty details are not provided, DuraGo products typically come with limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.