{"product_id":"zimmermann-400-3649-55-disc-brake-rotor-front-or-front-right","title":"Zimmermann 400.3649.55 Disc Brake Rotor - Front or Front Right","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe Zimmermann 400.3649.55 is a slotted disc brake rotor for select Mercedes-Benz applications. It combines a coated surface with a grooved braking face to support cleaner operation and improved wet-weather braking performance.\u003c\/p\u003e\u003cp\u003eBuilt for front axle fitments on GL, ML, and R-Class models, this rotor is part of the Black Z line and uses Zimmermann’s Coat Z+ anti-corrosion finish for added surface protection and a more refined appearance.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSlotted brake disc design for consistent pad contact and surface cleaning.\u003c\/li\u003e\n\u003cli\u003eCoated finish helps resist corrosion on exposed rotor surfaces.\u003c\/li\u003e\n\u003cli\u003eGrooved braking surface promotes dust and water expulsion.\u003c\/li\u003e\n\u003cli\u003e350 mm outer diameter with 32 mm thickness and 29.4 mm minimum thickness.\u003c\/li\u003e\n\u003cli\u003e8\/5 hole arrangement, 112 mm bolt circle, and 67 mm hub bore.\u003c\/li\u003e\n\u003cli\u003eZimmermann Black Z rotor construction for performance-focused street use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eZimmermann part number 400.3649.55 is engineered as a front disc brake rotor for Mercedes-Benz GL550, GL450, GL350, GL320, ML350, ML450, ML550, ML320, ML500, R500, and R550 applications listed below. The slotted braking surface is paired with a coated finish to help manage heat, moisture, and corrosion exposure while maintaining a clean contact area for the brake pads. The Black Z product line is positioned around a sport-oriented rotor design with a durable surface treatment and broad vehicle coverage. This part cross-references Brembo 09.R103.11 and BBB Industries 17791 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake fade caused by heat buildup during repeated stops.\u003c\/li\u003e\n\u003cli\u003eReduced braking consistency in wet conditions.\u003c\/li\u003e\n\u003cli\u003eRotor surface corrosion from moisture and road exposure.\u003c\/li\u003e\n\u003cli\u003eUneven pad cleaning on a worn or smooth rotor face.\u003c\/li\u003e\n\u003cli\u003eNoise or vibration related to rotor wear and surface condition.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eFits 2008-2013 Mercedes-Benz GL550, front right; 2010-2012 Mercedes-Benz GL350, front; 2007-2012 Mercedes-Benz GL450, front right; 2007-2012 Mercedes-Benz GL450, front; 2008-2012 Mercedes-Benz GL550, front; 2006-2011 Mercedes-Benz ML350, front; 2010-2011 Mercedes-Benz ML450, front; 2008-2011 Mercedes-Benz ML550, front right; 2008-2011 Mercedes-Benz ML550, front; 2007-2009 Mercedes-Benz GL320, front; 2009 Mercedes-Benz ML320, front; 2007-2008 Mercedes-Benz ML320, front; 2006-2008 Mercedes-Benz R500, front right; 2008 Mercedes-Benz R550, front; 2008 Mercedes-Benz R550, front right; 2007 Mercedes-Benz ML500, front right.\u003c\/p\u003e\u003cp\u003eVerify rotor dimensions, hub bore, bolt pattern, and brake package details before installation. Match the application notes for sport brake system and heavy-duty brake exclusions where listed.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eZimmermann developed the Black Z rotor line using experience from standard rotor production and motorsport-informed engineering. The rotor is ECE R90 homologated where applicable and is supplied with a coated anti-corrosion surface treatment.\u003c\/p\u003e","brand":"Zimmermann","offers":[{"title":"Default Title","offer_id":53534308335797,"sku":"BKND-400.3649.55","price":194.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZI_400364955_Fro.jpg?v=1792134402","url":"https:\/\/www.partcatalog.com\/products\/zimmermann-400-3649-55-disc-brake-rotor-front-or-front-right","provider":"PartCatalog","version":"1.0","type":"link"}