{"product_id":"radio-mmi-replacament-knobs-buttons-for-audi-a8-s8-d4-2009-to-2017","title":"Radio \u0026 MMI Replacament Knobs Buttons For Audi A8 S8 D4 - 2009 to 2017","description":"\u003cp\u003eRestore the \u003cstrong\u003eworn MMI control knob\u003c\/strong\u003e and \u003cstrong\u003efaded function buttons\u003c\/strong\u003e on your \u003cstrong\u003eAudi A8 or S8 D4\u003c\/strong\u003e (2009–2017) with these \u003cstrong\u003edirect-fit replacement controls\u003c\/strong\u003e — precision-matched to the original MMI 3G console layout, returning a defined click, a legible label, and a surface that feels factory-new under your fingertips.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMMI rotary knob and surrounding shortcut buttons\u003c\/strong\u003e on the D4 sit at the centre of the rear console, operating every function of the \u003cstrong\u003eMulti Media Interface\u003c\/strong\u003e — navigation input, audio selection, telephone control, and vehicle settings. It is the most-used physical interface in the cabin: every destination entry, every radio change, every phone call begins with a hand on the \u003cstrong\u003eMMI controller\u003c\/strong\u003e. Over years of daily use, the \u003cstrong\u003esurface coating strips away\u003c\/strong\u003e, the \u003cstrong\u003eprinted labels rub blank\u003c\/strong\u003e, and the \u003cstrong\u003eclick response loses its crispness\u003c\/strong\u003e — leaving controls that no longer match the interior standard the A8 was built to maintain.\u003c\/p\u003e\n\n\u003cp\u003eThese replacements bring the MMI console back to the factory specification the D4's interior was engineered around.\u003c\/p\u003e\n\n\u003cp\u003eLooking to \u003ca title=\"Interior Car Parts \u0026amp; Accessories\" href=\"https:\/\/europremiumparts.com\/collections\/interior-car-parts-accessories\"\u003eupgrade the interior\u003c\/a\u003e of your Audi? Also visit the \u003ca href=\"https:\/\/europremiumparts.com\/collections\/performance-parts-for-audi\" title=\"Audi section\"\u003eAudi section\u003c\/a\u003e of our aftermarket parts shop.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCompatible Audi Models\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eAudi A8 (D4 \/ 4H) – 2009 to 2017\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudi A8 3.0 TDI (D4) – 2009 to 2017\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudi A8 4.2 TDI (D4) – 2009 to 2017\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudi A8 3.0 TFSI (D4) – 2009 to 2017\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudi A8 4.2 FSI (D4) – 2009 to 2013\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudi A8 6.3 W12 (D4) – 2009 to 2017\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudi A8 L (D4 long-wheelbase) – 2009 to 2017\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudi S8 4.0 TFSI (D4) – 2012 to 2017\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFits both \u003cstrong\u003epre-facelift (2009–2013)\u003c\/strong\u003e and \u003cstrong\u003efacelift (2013–2017)\u003c\/strong\u003e variants across all engine specifications. Compatible with vehicles equipped with the factory \u003cstrong\u003eMMI 3G or MMI 3G+\u003c\/strong\u003e infotainment system. Verify your \u003cstrong\u003econsole button layout and knob profile\u003c\/strong\u003e against the product images before ordering.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy MMI Knobs and Buttons Wear Out\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMMI controller\u003c\/strong\u003e on the D4 is engaged on every single journey — not occasionally, but as the primary input method for every system in the vehicle. Navigation destinations are dialled in via the rotary knob. Radio stations are browsed with it. Phone contacts are selected through it. In a flagship saloon used as a daily driver, the main knob alone may be rotated and pressed \u003cstrong\u003edozens of times per journey\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003esurface lacquer on the rotary knob\u003c\/strong\u003e degrades first, worn through at the grip points by the constant friction of thumb and forefinger. The \u003cstrong\u003eshortcut buttons\u003c\/strong\u003e — Nav, Tel, Radio, Menu — face a different failure: the \u003cstrong\u003eprinted legends disappear\u003c\/strong\u003e under repeated fingertip contact, leaving unmarked buttons whose function must be recalled from memory rather than read from the surface. The \u003cstrong\u003etactile feedback softens\u003c\/strong\u003e next, as the snap of a well-defined button press gives way to a vague, indistinct action with no clear confirmation of engagement.\u003c\/p\u003e\n\n\u003cp\u003eOn the A8 and S8, where the MMI system governs every convenience and comfort function in a vehicle that competes directly with the S-Class and 7 Series, \u003cstrong\u003eworn controls undercut the entire interior proposition\u003c\/strong\u003e. The quilted leather, the fine-grain aluminium trim rings, and the soft-close doors all lose their effect the moment the driver's hand rests on a scratched, label-free knob.\u003c\/p\u003e\n\n\u003ch3\u003eWhat Happens When the Controls Are Worn\u003c\/h3\u003e\n\n\u003cp\u003eA degraded \u003cstrong\u003eMMI rotary knob\u003c\/strong\u003e loses surface grip alongside its finish — the hand slides rather than rotates cleanly, making precise menu navigation harder and slower. Unmarked shortcut buttons require the driver to look down and orient themselves before pressing, increasing distraction time on the move.\u003c\/p\u003e\n\n\u003cp\u003eOn the D4's MMI 3G layout, the \u003cstrong\u003efour shortcut buttons\u003c\/strong\u003e around the main dial each call up a top-level menu instantly — losing their labels means losing that instant recognition. Drivers begin using the touchpad or voice commands as workarounds for a physical control problem, rather than addressing the root cause.\u003c\/p\u003e\n\n\u003cp\u003eIn pre-owned A8 and S8 examples, a worn MMI console is one of the first details a knowledgeable buyer notices — and one of the easier defects to price into a reduced offer. A \u003cstrong\u003efresh set of controls\u003c\/strong\u003e restores the interior to a condition consistent with the rest of the cabin.\u003c\/p\u003e\n\n\u003ch3\u003eWhat You Receive\u003c\/h3\u003e\n\n\u003cp\u003eA \u003cstrong\u003ereplacement set of MMI knobs and buttons\u003c\/strong\u003e matched to the D4 console specification — including the main rotary controller and the surrounding function button caps. Each piece is produced to the \u003cstrong\u003eOEM surface texture, label clarity, and clip geometry\u003c\/strong\u003e of the originals, fitting directly into the existing console apertures without modification to the switch mechanism or wiring.\u003c\/p\u003e\n\n\u003cp\u003eThe underlying \u003cstrong\u003eswitch contacts, wiring harness, and MMI electronics\u003c\/strong\u003e are completely unaffected. If the MMI system operates normally but the physical controls are visually or tactilely degraded, these are the correct replacements. An unresponsive MMI points to the \u003cstrong\u003eswitch contact, control unit, or wiring\u003c\/strong\u003e rather than the button or knob cap.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\n\u003cp\u003eThe factory \u003cstrong\u003eMMI knob\u003c\/strong\u003e pulls free from the controller shaft — it is retained by a friction or clip fit, not by a fastener. The \u003cstrong\u003eshortcut button caps\u003c\/strong\u003e are held in the console housing by small plastic retention tabs accessible with a trim tool.\u003c\/p\u003e\n\n\u003col\u003e\n  \u003cli\u003eGrip the MMI rotary knob firmly and pull directly upward to disengage it from the shaft.\u003c\/li\u003e\n  \u003cli\u003eUse a \u003cstrong\u003ethin plastic pry tool\u003c\/strong\u003e to release each button cap from its housing recess.\u003c\/li\u003e\n  \u003cli\u003ePress the replacement caps into position until each retention tab engages.\u003c\/li\u003e\n  \u003cli\u003eSeat the new rotary knob over the controller shaft and push down until it is fully located.\u003c\/li\u003e\n  \u003cli\u003eVerify each button click and confirm the knob rotates smoothly through its full range.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eNo console disassembly. No electrical disconnection. No special tools.\u003c\/strong\u003e Both knob and buttons can be exchanged in under ten minutes.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy This Replacement Is Worth It\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect fit for the Audi A8 and S8 D4 (2009–2017)\u003c\/strong\u003e — compatible with MMI 3G and MMI 3G+ across pre-facelift and facelift variants\u003c\/li\u003e\n  \u003cli\u003eRestores \u003cstrong\u003elegible shortcut button labels\u003c\/strong\u003e and a \u003cstrong\u003edefined rotary click\u003c\/strong\u003e to the primary input interface in the cabin\u003c\/li\u003e\n  \u003cli\u003eReturns a \u003cstrong\u003efactory grip surface\u003c\/strong\u003e to the MMI knob, which is contacted on every single journey\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo console removal, electrical work, or MMI recoding\u003c\/strong\u003e required\u003c\/li\u003e\n  \u003cli\u003eCorrects the worn detail that \u003cstrong\u003eknowledgeable buyers notice first\u003c\/strong\u003e when inspecting a pre-owned A8 or S8\u003c\/li\u003e\n  \u003cli\u003eA fraction of the cost of sourcing replacement controls through an \u003cstrong\u003eAudi dealership or specialist\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eExplore all \u003ca href=\"https:\/\/europremiumparts.com\/collections\/performance-parts-for-audi\" title=\"Audi Parts and Accessories\"\u003eparts and accessories for Audi\u003c\/a\u003e, browse our full range of \u003ca href=\"https:\/\/europremiumparts.com\/collections\/replacement-buttons\" title=\"Replacement Buttons\"\u003ereplacement interior buttons and controls\u003c\/a\u003e, and discover more in our \u003ca href=\"https:\/\/europremiumparts.com\/collections\/interior-trims\" title=\"Interior Trims\"\u003einterior trims collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"Euro Premium Parts","offers":[{"title":"AC Knobs (x2)","offer_id":63482326122826,"sku":null,"price":26.95,"currency_code":"EUR","in_stock":true},{"title":"Whole Set: AC \u0026 Volume Knobs (x3)","offer_id":63482326155594,"sku":null,"price":34.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/8814\/1364\/files\/Ha43e731b84f44152b22b3d28ceec785bD_2.jpg?v=1789031157","url":"https:\/\/europremiumparts.com\/en-de\/products\/radio-mmi-replacament-knobs-buttons-for-audi-a8-s8-d4-2009-to-2017","provider":"Euro Premium Parts","version":"1.0","type":"link"}