R1 Concepts 2551-2398-00 Disc Brake Pad Set - Front

OE-Style Front Brake Pads for EV and SUV Applications

R1 Concepts R1 Optimum Oe Pads, part number 2551-2398-00, are front disc brake pads built with ceramic friction material and integrally molded attachment. This 4-pad set is sized for OE-style replacement on select Hyundai and Kia front brake applications, including the Hyundai Ioniq 5, Hyundai Ioniq 6, Hyundai Tucson, Kia EV6, and Kia Sportage.

The R1 Optimum OE Pads line focuses on direct-fit replacement geometry and consistent pad construction for everyday driving. With matched inner and outer pad dimensions and ceramic friction material, this set supports smooth, predictable front brake service on modern electric and gas-powered vehicles.

Key Features

• Ceramic friction material for front disc brake service
• Integrally molded friction material attachment
• 4-pad set for one front axle application
• Outer pad height: 64.4 mm; inner pad height: 64.5 mm
• Outer pad width: 145.6 mm; inner pad width: 145.5 mm
• Outer and inner pad thickness: 16.8 mm
• R1 Concepts R1 Optimum Oe Pads line for OE-style replacement fitment

Detailed Description

Part number 2551-2398-00 is a front disc brake pad set engineered around OE-style dimensions for select 2022-2025 Hyundai Ioniq 5, 2023-2025 Hyundai Ioniq 6, 2022-2025 Hyundai Tucson, 2022-2025 Kia EV6, and 2023-2025 Kia Sportage front brake applications. The ceramic friction material is paired with integrally molded attachment for a consistent pad structure, while the listed pad heights, widths, and thicknesses help confirm the correct service part before installation.

As part of the R1 Optimum Oe Pads product line, this set is positioned for drivers and technicians looking for a direct replacement front brake pad set with OE-style sizing. Search terms such as front brake pads for 2022-2025 Hyundai Ioniq 5, 2022-2025 Kia EV6 front disc brake pads, and 2023-2025 Kia Sportage front brake pad set all align with this application. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Front brake pad wear on listed Hyundai and Kia models
• Squeal or noise caused by worn friction material
• Reduced braking consistency from aged pad surfaces
• Brake service needs on EV and SUV front axles
• OE pad replacement when exact dimensions matter

Installation Notes and Tips

Verify the pad shape, dimensions, and front position against the removed parts before installation. Confirm vehicle year, make, model, and front brake configuration for the exact application listed. Inspect rotors, caliper hardware, and guide components during service, and follow the vehicle manufacturer’s brake bedding procedure after installation.

Quality Assurance

R1 Concepts identifies this set as part of its R1 Optimum Oe Pads line, with ceramic construction and OE-style dimensional data provided for application matching. No warranty information was supplied in the product data.