{"product_id":"dynamite-friction-631-21036l-disc-brake-rotor-rear-left","title":"Dynamite Friction 631-21036L Disc Brake Rotor - Rear Left","description":"\u003ch2\u003eDrilled and Slotted Rear Left Rotor\u003c\/h2\u003e\u003cp\u003eThe Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver, part number 631-21036L, is a rear left disc brake rotor built for specific Hyundai and Kia applications. It combines a slotted X drilled surface with a zinc silver hat finish and rust-resistant coating for a clean, service-ready appearance.\u003c\/p\u003e\u003cp\u003eCompatible With 2019-2023 Hyundai Kona Electric, rear left; 2019-2022 Kia Niro EV, rear left; and 2017-2020 Kia Cadenza, rear left. The directional braking surface is engineered for the listed application and the rotor measures 300 mm outside diameter with a 32.3 mm height.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number 631-21036L\u003c\/li\u003e\n\u003cli\u003eRear left disc brake rotor\u003c\/li\u003e\n\u003cli\u003eSlotted X drilled surface type\u003c\/li\u003e\n\u003cli\u003eDirectional brake surface\u003c\/li\u003e\n\u003cli\u003e300 mm outside diameter\u003c\/li\u003e\n\u003cli\u003e32.3 mm height\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 10 mm\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 8.4 mm\u003c\/li\u003e\n\u003cli\u003e5-bolt \/ 5-lug hole pattern\u003c\/li\u003e\n\u003cli\u003e114.3 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003e76 mm center hole diameter\u003c\/li\u003e\n\u003cli\u003eZinc silver hat finish\u003c\/li\u003e\n\u003cli\u003eRust resistant coating: yes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe DFC Brake Rotor - Drilled and Slotted - Silver line focuses on application-specific brake rotors with a finished appearance and corrosion protection. For this rear left rotor, the drilled and slotted face supports consistent pad contact characteristics, while the silver zinc hat finish helps maintain a cleaner look behind the wheel. This part number 631-21036L is listed for Hyundai Kona Electric, Kia Niro EV, and Kia Cadenza rear left positions only.\u003c\/p\u003e\u003cp\u003eThis 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\u003eRotor wear approaching discard thickness\u003c\/li\u003e\n\u003cli\u003eBrake pulsation from an uneven rotor surface\u003c\/li\u003e\n\u003cli\u003eVisible corrosion on the rotor hat or braking surface\u003c\/li\u003e\n\u003cli\u003eNoise or vibration during braking service\u003c\/li\u003e\n\u003cli\u003eNeed for a direct rear left replacement rotor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify rotor dimensions, bolt pattern, center hole diameter, and rear left position before installation. Confirm pad condition and inspect caliper hardware, hub surface, and wheel bearing area during brake service. Because the braking surface is directional, install the rotor in the correct orientation for the listed application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDynamite Friction supplies application-specific brake components with published dimensional data for accurate parts matching. Use the listed measurements and vehicle fitment details to confirm compatibility before installation.\u003c\/p\u003e","brand":"Dynamite Friction","offers":[{"title":"Default Title","offer_id":52439661969589,"sku":"HBHR-631-21036L","price":89.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_63121036L_Fro.jpg?v=1777880108","url":"https:\/\/www.partcatalog.com\/products\/dynamite-friction-631-21036l-disc-brake-rotor-rear-left","provider":"PartCatalog","version":"1.0","type":"link"}