{"product_id":"genuine-bmw-e60-e82-e90-e92-mechanical-belt-tensioner-135i-1m-335i-535i","title":"Genuine BMW N54 Accessory\/Serpentine Drive Belt Mechanical Tensioner Assembly \u0026 Idler Pulley - Alternator Auxiliary Belt - E60 E61 E82 E88 E90 E91 E92 E93 - 135i 1M 335i 535i - OE OEM 11287563927","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003ch2\u003eOE Auxiliary Drive Tensioner Assembly for BMW N54 - E60 E61 E82 E88 E90 E91 E92 E93 - 135i 1M 335i 535i - Part No. 11287563927\u003c\/h2\u003e\n\n  \u003cp\u003eRestore smooth, quiet auxiliary drive performance on your N54-powered BMW with this factory original tensioner assembly. Designed to keep the aux belt at the correct load for the alternator, coolant pump, power steering and air conditioning, this OE unit stabilises belt tracking, cures slip and squeak, and protects vital engine accessories on 135i, 1M, 335i and 535i models.\u003c\/p\u003e\n\n  \u003ch3\u003eWhy this OE belt tensioner is the smart choice\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDirect replacement with perfect E-chassis fitment - no modifications or guessing\u003c\/li\u003e\n    \u003cli\u003eQuiet, consistent belt control that prevents glazing, slip and premature belt wear\u003c\/li\u003e\n    \u003cli\u003eDurable spring mechanism and high quality pulley bearing for long service life\u003c\/li\u003e\n    \u003cli\u003eRestores reliable charging, cooling and steering assist on N54 engines\u003c\/li\u003e\n    \u003cli\u003eGenuine BMW quality for peace of mind and factory-level reliability\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003eWe install these on customer cars and our own builds, and the results speak for themselves: quieter idle, no more start-up squeal, stable belt tracking and dependable accessory drive operation. Our customers consistently report a noticeable improvement in refinement and confidence.\u003c\/p\u003e\n\n  \u003ch3\u003eVehicle applications - N54 3.0 twin turbo petrol\u003c\/h3\u003e\n  \u003cdiv class=\"compatibility-accordion-wrapper\"\u003e\n    \u003cdiv class=\"compatibility-section\"\u003e\n      \u003ch4\u003e1 Series\u003c\/h4\u003e\n      \u003cul\u003e\n        \u003cli\u003eE88 135i Convertible - production 11\/2006 to 02\/2010\u003c\/li\u003e\n        \u003cli\u003eE82 135i Coupe and 1M Coupe - production 11\/2006 to 06\/2012\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"compatibility-section\"\u003e\n      \u003ch4\u003e3 Series\u003c\/h4\u003e\n      \u003cul\u003e\n        \u003cli\u003eE90 335i Saloon - production 03\/2006 to 09\/2008\u003c\/li\u003e\n        \u003cli\u003eE90 LCI 335i Saloon - production 07\/2007 to 03\/2010\u003c\/li\u003e\n        \u003cli\u003eE91 335i Touring - production 03\/2006 to 08\/2008\u003c\/li\u003e\n        \u003cli\u003eE91 LCI 335i Touring - production 07\/2007 to 02\/2010\u003c\/li\u003e\n        \u003cli\u003eE92 335i Coupe - production 06\/2005 to 02\/2010\u003c\/li\u003e\n        \u003cli\u003eE92 LCI 335i Coupe - production 07\/2009 to 06\/2013\u003c\/li\u003e\n        \u003cli\u003eE93 335i Convertible - production 10\/2005 to 02\/2010\u003c\/li\u003e\n        \u003cli\u003eE93 LCI 335i Convertible - production 09\/2009 to 10\/2013\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"compatibility-section\"\u003e\n      \u003ch4\u003e5 Series\u003c\/h4\u003e\n      \u003cul\u003e\n        \u003cli\u003eE60 LCI 535i Saloon - production 04\/2006 to 12\/2009\u003c\/li\u003e\n        \u003cli\u003eE61 LCI 535i Touring - production 04\/2006 to 03\/2010\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch3\u003ePart number\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003e11287563927\u003c\/strong\u003e - Original Equipment auxiliary belt tensioner for BMW N54 applications.\u003c\/p\u003e\n\n  \u003ch3\u003eTypical signs your tensioner needs replacing\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eSqueak, chirp or rattle at idle or on cold start\u003c\/li\u003e\n    \u003cli\u003eUnstable belt path or wobbling pulley\u003c\/li\u003e\n    \u003cli\u003eBattery warning light or inconsistent charging\u003c\/li\u003e\n    \u003cli\u003eTemperature creep from reduced water pump drive\u003c\/li\u003e\n    \u003cli\u003eHeavier steering effort due to reduced pump assist\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eFitment check\u003c\/h3\u003e\n  \u003cp\u003eWe will confirm compatibility before dispatch. Add your UK registration or last 7 of VIN at checkout and we will verify you receive the correct OE unit.\u003c\/p\u003e\n\n  \u003ch3\u003eProfessional installation\u003c\/h3\u003e\n  \u003cp\u003eWant it fitted properly the first time? Book installation with MJ Modifications in Warwickshire. Request a quote at \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\u003c\/p\u003e\n\n  \u003ch3\u003eManufactured by\u003c\/h3\u003e\n  \u003cp\u003eBMW - Original Equipment component\u003c\/p\u003e\n\n  \u003ch3\u003eWarranty\u003c\/h3\u003e\n  \u003cp\u003eTwo-year manufacturer warranty for UK customers and one year for international customers when a VIN is supplied at checkout on eligible vehicles.\u003c\/p\u003e\n\n  \u003ch3\u003eSearch-friendly terms\u003c\/h3\u003e\n  \u003cp\u003eBMW N54 auxiliary belt tensioner, N54 aux drive tensioner assembly, BMW idler pulley kit, alternator belt tensioner BMW, E60 535i belt adjuster, E61 535i auxiliary tensioner, E82 135i belt pulley, E88 135i aux belt, E90 335i drivebelt tensioner, E91 335i accessory belt, E92 335i pulley tensioner, E93 335i belt kit, BMW 1M aux tensioner, N54 drive belt adjuster, OE BMW tensioner 11287563927, original equipment pulley N54, BMW accessory drive pulley, BMW belt noise fix N54, BMW belt squeal cure, N54 charging issue fix, N54 water pump belt slip solution.\u003c\/p\u003e\n\n  \u003cp\u003e\u003cstrong\u003eOrder today and refresh your N54 auxiliary drive with a quality OE tensioner that fits perfectly, runs quietly and lasts.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BMW","offers":[{"title":"Default Title","offer_id":55975899169154,"sku":null,"price":117.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/GenuineBMWE60E82E90E92MechanicalBeltTensioner_135i_1M_335i_535i_-1_1946x_5cdd0bd8-ec47-44a4-9051-d2c196c08cc1.jpg?v=1763323163","url":"https:\/\/mjmodifications.co.uk\/products\/genuine-bmw-e60-e82-e90-e92-mechanical-belt-tensioner-135i-1m-335i-535i","provider":"MJ Modifications","version":"1.0","type":"link"}