{"product_id":"gates-k070539-serpentine-belt","title":"Gates K070539 Serpentine Belt - Alternator or  Water Pump and Power Steering","description":"\u003ch2\u003eGates Premium OE Micro-V Belt for BMW Applications\u003c\/h2\u003e\u003cp\u003eThe Gates Premium OE Micro-V Belt is built for precise accessory drive performance in import and domestic vehicles. This serpentine belt uses OE-matched size, construction, and materials to support consistent operation in demanding engine bay conditions.\u003c\/p\u003e\u003cp\u003ePart number K070539 is a Gates Premium OE Micro-V Belt with a 7-rib design, EPDM belt material, and polyester cord reinforcement. It is specified as an OE Performance replacement for BMW models that require a K-section automotive V-ribbed belt.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGates Premium OE Micro-V Belt, part number K070539\u003c\/li\u003e\n\u003cli\u003e7-rib automotive serpentine belt for accessory drive systems\u003c\/li\u003e\n\u003cli\u003eEPDM belt material for durability in high-heat engine environments\u003c\/li\u003e\n\u003cli\u003ePolyester cord material for stable belt construction\u003c\/li\u003e\n\u003cli\u003eOE Performance rating for OE-style fit and function\u003c\/li\u003e\n\u003cli\u003eEffective length: 1371 mm (53.96 in.)\u003c\/li\u003e\n\u003cli\u003eOutside circumference: 1385 mm (54.5 in.)\u003c\/li\u003e\n\u003cli\u003eTop width: 24 mm (.947 in.)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eGates K070539 is a Premium OE Micro-V Belt engineered for vehicles that rely on a precise serpentine belt profile to drive key accessories. The belt’s K cross section, 7-rib layout, and OE-matched dimensions help maintain proper belt tracking and consistent contact across the pulley system. This makes it a direct-fit choice for BMW 750i, BMW 750Li, and BMW X5 applications listed below.\u003c\/p\u003e\u003cp\u003eThis part cross-references Dayco 5070539 and Bando 7PK1370 for the same application. Fits 2011 BMW 750i, N\/A. Fits 2011 BMW 750Li, N\/A. Fits 2007-2010 BMW X5, Alternator, Water Pump and Power Steering, W\/Traction Control.\u003c\/p\u003e\u003ch2\u003eWhat This Belt Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSquealing or chirping from a worn serpentine belt\u003c\/li\u003e\n\u003cli\u003eCracking, glazing, or fraying on the belt surface\u003c\/li\u003e\n\u003cli\u003eLoss of accessory drive consistency at the alternator, water pump, or power steering\u003c\/li\u003e\n\u003cli\u003eBelt tracking issues caused by incorrect width or length\u003c\/li\u003e\n\u003cli\u003eReplacement needs on BMW vehicles with OE-style Micro-V belt requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify pulley alignment, tensioner condition, and routing before installation. Match the belt profile and dimensions to the original belt specification, especially on BMW X5 models with traction control and accessory-drive routing for the alternator, water pump, and power steering. Inspect related drive components for wear before installing the new belt.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eGates manufactures this Micro-V belt to OE-size, OE-construction, and OE-material standards for consistent vehicle performance. The Premium OE Micro-V Belt line is built for applications that require accurate fitment and dependable accessory drive operation.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":45301845688501,"sku":"BBSC-K070539","price":50.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_K070539_Fro.jpg?v=1775145208","url":"https:\/\/www.partcatalog.com\/products\/gates-k070539-serpentine-belt","provider":"PartCatalog","version":"1.0","type":"link"}