R1 Concepts 2551-1826-00 Disc Brake Pad Set - Front

Front Brake Pads for Hyundai and Kia EVs

R1 Concepts R1 Optimum OE Pads, part number 2551-1826-00, are front disc brake pads for select Hyundai and Kia applications. This set covers electric and gasoline models with confirmed front fitment, including Hyundai Kona Electric, Kia Niro EV, Hyundai Sonata, and Kia Optima.

Key Features

• Front disc brake pad set for OE-style replacement
• R1 Optimum OE Pads product line
• Fits 2019-2023 Hyundai Kona Electric, front
• Fits 2019-2022 Kia Niro EV, front
• Fits 2015-2019 Hyundai Sonata, front
• Fits 2016 and 2020 Kia Optima, front
• Fits 2017-2019 Kia Optima, front with electric parking brake
• Part number 2551-1826-00 for application matching

Product Details

The R1 Optimum OE Pads line is built for drivers replacing worn front brake pads with an OE-style disc brake pad set. Part number 2551-1826-00 matches multiple front brake applications across Hyundai Kona Electric, Kia Niro EV, Hyundai Sonata, and Kia Optima models, including Kia Optima vehicles equipped with an electric parking brake. Use this part when you need a direct front pad replacement for the listed year and model combinations.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Reasons for Replacement

• Brake pad wear reaching service limits
• Squealing or grinding during braking
• Reduced stopping performance from worn friction material
• Uneven front brake pad wear
• Brake warning symptoms tied to front pad condition

Installation Notes

Verify the vehicle year, model, and front position before ordering. Confirm the Kia Optima brake configuration, since 2017-2019 models with an electric parking brake use this pad set while other listed Optima applications are standard front fitments. Inspect rotors, calipers, and pad hardware condition during service, and follow the vehicle manufacturer’s brake service procedure.

Quality Assurance

R1 Concepts identifies this as part of the R1 Optimum OE Pads line, an OE-style brake pad offering for the listed Hyundai and Kia front applications. Part number 2551-1826-00 is provided for accurate catalog matching and fitment verification.