{"product_id":"r1-concepts-2551-1324-00-disc-brake-pad-set-front","title":"R1 Concepts 2551-1324-00 Disc Brake Pad Set - Front","description":"\u003ch2\u003eFront Brake Pads for Lexus and Toyota\u003c\/h2\u003e\u003cp\u003eR1 Concepts R1 Optimum OE Pads, part number 2551-1324-00, are front disc brake pads for a wide range of Lexus, Toyota, Subaru, and EV applications. This pad set is built for drivers replacing worn front pads on vehicles such as the Toyota Highlander, Lexus RX350, and Toyota Sienna.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront disc brake pad set for OE-style replacement service\u003c\/li\u003e\n\u003cli\u003eR1 Optimum OE Pads line from R1 Concepts\u003c\/li\u003e\n\u003cli\u003eFits front brake applications across gas, hybrid, plug-in hybrid, and electric models\u003c\/li\u003e\n\u003cli\u003eApplication-specific coverage for many Lexus RX, NX, TX, and RZ models\u003c\/li\u003e\n\u003cli\u003ePart number 2551-1324-00 for accurate ordering and lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Coverage\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2026 Lexus RX350, front; 340mm front disc; R1 Optimum OE Pads\u003c\/li\u003e\n\u003cli\u003eFits 2023-2026 Lexus RX350h, front\u003c\/li\u003e\n\u003cli\u003eFits 2024-2026 Lexus RX450h+, front\u003c\/li\u003e\n\u003cli\u003eFits 2026 Lexus RZ350e, front\u003c\/li\u003e\n\u003cli\u003eFits 2026 Lexus RZ550e, front\u003c\/li\u003e\n\u003cli\u003eFits 2026 Lexus TX350, front; except F-Sport Handling\u003c\/li\u003e\n\u003cli\u003eFits 2026 Toyota bZ, front\u003c\/li\u003e\n\u003cli\u003eFits 2025-2026 Toyota Crown Signia, front\u003c\/li\u003e\n\u003cli\u003eFits 2024-2026 Toyota Grand Highlander, front\u003c\/li\u003e\n\u003cli\u003eFits 2011-2026 Toyota Sienna, front\u003c\/li\u003e\n\u003cli\u003eFits 2022-2025 Lexus NX250, front\u003c\/li\u003e\n\u003cli\u003eFits 2022-2025 Lexus NX350, front\u003c\/li\u003e\n\u003cli\u003eFits 2022-2025 Lexus NX350h, front\u003c\/li\u003e\n\u003cli\u003eFits 2022-2025 Lexus NX450h+, front\u003c\/li\u003e\n\u003cli\u003eFits 2010-2025 Lexus RX350, front\u003c\/li\u003e\n\u003cli\u003eFits 2024-2025 Lexus RZ300e, front\u003c\/li\u003e\n\u003cli\u003eFits 2023-2025 Lexus RZ450e, front\u003c\/li\u003e\n\u003cli\u003eFits 2024-2025 Lexus TX350, front\u003c\/li\u003e\n\u003cli\u003eFits 2024-2025 Lexus TX500h, front\u003c\/li\u003e\n\u003cli\u003eFits 2023-2025 Subaru Solterra, front\u003c\/li\u003e\n\u003cli\u003eFits 2023-2025 Toyota bZ4X, front\u003c\/li\u003e\n\u003cli\u003eFits 2008-2025 Toyota Highlander, front\u003c\/li\u003e\n\u003cli\u003eFits 2021-2024 Toyota RAV4 Prime, front\u003c\/li\u003e\n\u003cli\u003eFits 2018-2022 Lexus RX350L, front\u003c\/li\u003e\n\u003cli\u003eFits 2010-2022 Lexus RX450h, front\u003c\/li\u003e\n\u003cli\u003eFits 2018-2022 Lexus RX450hL, front\u003c\/li\u003e\n\u003cli\u003eFits 2018-2021 Lexus NX300, front\u003c\/li\u003e\n\u003cli\u003eFits 2015-2021 Lexus NX300h, front\u003c\/li\u003e\n\u003cli\u003eFits 2015-2017 Lexus NX200t, front\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eR1 Concepts 2551-1324-00 is a front disc brake pad set in the R1 Optimum OE Pads line, made for direct replacement service on many late-model Lexus and Toyota platforms. Coverage includes popular SUV and crossover applications such as the Lexus RX350, Lexus NX series, Toyota Highlander, Toyota Sienna, and Toyota RAV4 Prime, along with newer hybrid and battery-electric models including the Toyota bZ4X, Subaru Solterra, and Lexus RZ variants. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Replacement Reasons\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront brake pads worn below service limits\u003c\/li\u003e\n\u003cli\u003eSquealing, grinding, or uneven brake noise from the front axle\u003c\/li\u003e\n\u003cli\u003eReduced braking response during daily driving\u003c\/li\u003e\n\u003cli\u003eBrake dust buildup from aging pad material\u003c\/li\u003e\n\u003cli\u003eNeed for OE-style front pad replacement on Lexus RX350, Toyota Highlander, or Toyota Sienna\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm rotor size and trim before ordering, especially on 2026 Lexus RX350 applications with 340mm front discs and 2026 Lexus TX350 models that exclude F-Sport Handling. Inspect rotors, calipers, and pad hardware condition during service, and verify the front axle orientation before installation. Use the vehicle fitment list above to match the exact year, make, model, and position.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eR1 Concepts positions the R1 Optimum OE Pads line as an OE-style brake pad solution for everyday replacement service. Part number 2551-1324-00 is cataloged for the confirmed front applications listed here.\u003c\/p\u003e","brand":"R1 Concepts","offers":[{"title":"Default Title","offer_id":52442884964533,"sku":"FLPM-2551-1324-00","price":55.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_2551132400_Fro.jpg?v=1777893047","url":"https:\/\/www.partcatalog.com\/products\/r1-concepts-2551-1324-00-disc-brake-pad-set-front","provider":"PartCatalog","version":"1.0","type":"link"}