{"product_id":"zimmermann-100-4700-20-disc-brake-rotor-front","title":"Zimmermann 100.4700.20 Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eZimmermann disc brake rotor part number 100.4700.20 is built for front brake service on select Audi applications. It combines an internally vented design with high-carbon machining and a coated surface for a precise, service-ready replacement.\u003c\/p\u003e\u003cp\u003eCompatible With 2020-2021 Audi A6 allroad, front; 2021 Audi A6 Quattro, front; and 2021 Audi S6, front.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eInternally vented brake disc design for heat management during braking.\u003c\/li\u003e\n\u003cli\u003eHigh-carbon machining for rotor construction focused on stability and wear control.\u003c\/li\u003e\n\u003cli\u003eCoated surface for added protection on exposed rotor areas.\u003c\/li\u003e\n\u003cli\u003eECE R90 approved for regulated aftermarket brake replacement.\u003c\/li\u003e\n\u003cli\u003ePart number 100.4700.20 for accurate ordering and fitment verification.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Zimmermann rotor is engineered as a front disc brake replacement with a 338 mm outer diameter, 30 mm thickness, and 28 mm minimum thickness. The 112 mm bolt circle, 68 mm centering diameter, and 6\/5 hole arrangement support the specified Audi brake applications. For buyers searching for an Audi A6 allroad front brake rotor or an Audi S6 front rotor, 100.4700.20 provides the listed dimensions and construction details needed for a direct match.\u003c\/p\u003e\u003cp\u003eZimmermann part number 100.4700.20 is also cross-referenced to 4K0 615 301 E and 100.4700.52 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Solve\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pulsation caused by worn or uneven rotor surfaces.\u003c\/li\u003e\n\u003cli\u003eReduced braking consistency from heat buildup in the rotor.\u003c\/li\u003e\n\u003cli\u003eCorrosion on exposed rotor surfaces.\u003c\/li\u003e\n\u003cli\u003eFitment issues when replacing a rotor with the wrong diameter or bolt pattern.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify rotor diameter, thickness, bolt circle, centering diameter, and hole arrangement before installation. Match the front position exactly to the vehicle application listed above. Inspect pads and related brake components during service to confirm the new rotor seats correctly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eThis rotor carries ECE R90 approval, indicating compliance with the applicable aftermarket brake standard. Zimmermann part number 100.4700.20 is specified with coated, high-carbon construction for consistent replacement service.\u003c\/p\u003e","brand":"Zimmermann","offers":[{"title":"Default Title","offer_id":53534307451061,"sku":"BKND-100.4700.20","price":146.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZI_100470020_Fro.jpg?v=1792134275","url":"https:\/\/www.partcatalog.com\/products\/zimmermann-100-4700-20-disc-brake-rotor-front","provider":"PartCatalog","version":"1.0","type":"link"}