{"product_id":"dynamic-friction-604-21058-disc-brake-rotor-rear","title":"Dynamic Friction 604-21058 Disc Brake Rotor - Rear","description":"\u003ch2\u003eRear Brake Rotor for Kia EV9\u003c\/h2\u003e\u003cp\u003eThe Dynamic Friction DFC GEOSPEC Coated Rotor, part number 604-21058, is a rear disc brake rotor built for 2024-2026 Kia EV9 applications. It features a vented rotor design with a smooth, non-directional braking surface for consistent contact and straightforward serviceability.\u003c\/p\u003e\u003cp\u003eFor drivers searching for a rear brake rotor for 2024-2026 Kia EV9, this rotor matches the listed fitment and key dimensional specs. The GEOSPEC coated rotor line is focused on corrosion-resistant surface protection while maintaining a clean, plain disc finish.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2024-2026 Kia EV9, rear\u003c\/li\u003e\n\u003cli\u003eDFC GEOSPEC Coated Rotor line from Dynamic Friction\u003c\/li\u003e\n\u003cli\u003ePart number 604-21058\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor construction\u003c\/li\u003e\n\u003cli\u003eSmooth, non-directional brake surface\u003c\/li\u003e\n\u003cli\u003ePlain disc finish\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 345 mm\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 20 mm\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 18 mm\u003c\/li\u003e\n\u003cli\u003eHeight: 32.6 mm\u003c\/li\u003e\n\u003cli\u003e5-bolt pattern with 114.3 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 69 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe Dynamic Friction 604-21058 rear rotor is specified for the Kia EV9 and built around the listed OE-style dimensions, including a 345 mm outside diameter, 20 mm nominal thickness, and 18 mm discard thickness. The vented design supports rear brake service on this EV platform, while the non-directional surface simplifies rotor orientation during replacement. If you are sourcing a rear brake rotor for a 2024 Kia EV9, 2025 Kia EV9, or 2026 Kia EV9, this part number provides a direct fitment reference for the rear position.\u003c\/p\u003e\u003cp\u003eThe DFC GEOSPEC Coated Rotor product line is positioned as a coated rotor solution for brake service where surface protection and consistent fitment matter. Part number 604-21058 is listed for the rear of the Kia EV9 and should be matched to the vehicle’s brake specifications before installation.\u003c\/p\u003e\u003ch2\u003eWhat This Rotor Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRear brake wear that requires rotor replacement\u003c\/li\u003e\n\u003cli\u003eBrake pulsation caused by rotor surface irregularity\u003c\/li\u003e\n\u003cli\u003eCorrosion on the rotor hat or braking surface area\u003c\/li\u003e\n\u003cli\u003eNoise related to uneven rotor contact\u003c\/li\u003e\n\u003cli\u003eService needs on a 2024-2026 Kia EV9 rear brake system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm rotor dimensions, bolt pattern, center hole diameter, and rear-position fitment before installation. Clean the hub mounting surface thoroughly so the rotor seats flat and runs true. After installation, follow the vehicle manufacturer’s brake bedding procedure and verify pedal feel and rotor runout during the final inspection.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eThis rotor is part of Dynamic Friction’s DFC GEOSPEC Coated Rotor line and is cataloged with defined dimensional and fitment data for the rear Kia EV9 application. Part number 604-21058 should be verified against the vehicle’s brake specifications prior to service.\u003c\/p\u003e","brand":"Dynamic Friction","offers":[{"title":"Default Title","offer_id":52926205591733,"sku":"HBHR-604-21058","price":73.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_60421058_FRO.jpg?v=1785734401","url":"https:\/\/www.partcatalog.com\/products\/dynamic-friction-604-21058-disc-brake-rotor-rear","provider":"PartCatalog","version":"1.0","type":"link"}