
2013-2019 BMW 640i Gran Coupe Belt Tensioner 11-28-8-604-266
Product information for 2013-2019 BMW 640i Gran Coupe Belt Tensioner 11-28-8-604-266
Keep your BMW 640i Gran Coupe running smoothly and quietly with this essential OEM Belt Tensioner from AutoNation Parts. Designed specifically for 2013 through 2019 model years, this precision assembly (part number 11-28-8-604-266) is the exact component your luxury coupe needs for reliable performance. The belt tensioner is a critical part of your engine's accessory drive system, applying the correct, consistent load to the serpentine belt. This ensures optimal power transfer to vital components like the alternator, power steering pump, and air conditioning compressor. A worn or failing tensioner can lead to a host of problems you don't want to face. Symptoms often include loud squealing or chirping noises from under the hood, visible belt wear, or even a belt that slips off entirely, leaving you stranded. Replacing it with this genuine BMW part restores factory-level tension and eliminates those annoying sounds. You'll protect your entire accessory drive system from premature wear and avoid costly secondary repairs. At AutoNation Parts, we make it easy to get the right part for your BMW. Our online catalog at autonationparts.com is built for accuracy, ensuring you order the correct OEM tensioner with confidence. We source genuine manufacturer components so you get a perfect fit and long-lasting durability, not a questionable aftermarket substitute. Enjoy the peace of mind that comes with a quiet, efficient engine and the convenience of having this crucial part delivered directly to you. Shop our extensive inventory of BMW parts today and keep your Gran Coupe performing at its best.





















