{"id":993,"date":"2026-09-23T13:10:16","date_gmt":"2026-09-23T13:10:16","guid":{"rendered":"https:\/\/bavarian-auto.co.ke\/shop\/?post_type=product&p=993"},"modified":"2026-09-29T13:55:29","modified_gmt":"2026-09-29T13:55:29","slug":"bmw-mechanical-belt-tensioner-11287799851","status":"publish","type":"product","link":"https:\/\/bavarian-auto.co.ke\/shop\/product\/bmw-mechanical-belt-tensioner-11287799851\/","title":{"rendered":"BMW Mechanical Belt Tensioner 11287799851"},"content":{"rendered":"

BMW Belt Tensioner 11287799851 | Genuine BMW<\/h1>\n

Genuine BMW Mechanical Belt Tensioner 11287799851<\/h2>\n

The Genuine BMW Mechanical Belt Tensioner 11287799851<\/strong> is an important component of the engine’s accessory belt drive system. BMW OE 11 28 7 799 851<\/strong> is designed to maintain the correct tension on the serpentine\/accessory belt, helping the belt operate smoothly around the alternator, air-conditioning and power-steering drive system.<\/p>\n

A worn belt tensioner can allow excessive belt movement, create abnormal noises and contribute to premature accessory-belt wear. Replacing a faulty tensioner helps maintain proper belt tension and reliable accessory-drive operation.<\/p>\n

BMW Part Details<\/h3>\n
    \n
  • Part Number:<\/strong> 11287799851<\/li>\n
  • BMW OE Number:<\/strong> 11 28 7 799 851<\/li>\n
  • Part Description:<\/strong> Mechanical Belt Tensioner<\/li>\n
  • Also Known As:<\/strong> Serpentine Belt Tensioner, Accessory Belt Tensioner, Belt Tensioner Pulley<\/li>\n
  • System:<\/strong> Engine \/ Accessory Drive<\/li>\n
  • Brand:<\/strong> Genuine BMW<\/li>\n<\/ul>\n

    Compatible BMW Models<\/h3>\n

    Part 11287799851<\/strong> is listed for selected BMW diesel applications, including:<\/p>\n

      \n
    • BMW X5 E70<\/strong> \u2013 3.0d<\/li>\n
    • BMW X5 E70<\/strong> \u2013 3.0sd<\/li>\n
    • BMW X5 E70 xDrive35d<\/strong><\/li>\n
    • Selected BMW X5 E70 LCI 35d<\/strong><\/li>\n
    • Selected BMW X6 E71 30dX<\/strong><\/li>\n
    • Selected BMW X6 F16 35dX<\/strong><\/li>\n<\/ul>\n

      The part is associated with BMW M57\/M57N2 3.0L diesel<\/strong> applications. Exact compatibility depends on the vehicle’s engine, production date and accessory-belt configuration.<\/p>\n

      What Does the BMW Belt Tensioner Do?<\/h3>\n

      The belt tensioner applies and maintains the correct tension on the accessory drive belt. This helps prevent excessive belt slack and keeps the belt properly engaged with the accessory pulleys.<\/p>\n

      The accessory drive can operate important systems such as the alternator, air-conditioning compressor and power-steering system<\/strong>, depending on the BMW application.<\/p>\n

      Symptoms of a Worn BMW Belt Tensioner<\/h3>\n

      A failing tensioner may cause:<\/p>\n

        \n
      • Squealing or chirping from the engine bay<\/li>\n
      • Belt vibration or excessive movement<\/li>\n
      • Uneven serpentine-belt wear<\/li>\n
      • Belt slipping or poor tracking<\/li>\n
      • Rattling or pulley noise<\/li>\n
      • Premature accessory belt failure<\/li>\n
      • Loss of accessory drive function if the belt comes off<\/li>\n<\/ul>\n

        When replacing the tensioner, it is advisable to inspect the serpentine belt and deflection\/idler pulleys<\/strong> at the same time.<\/p>\n

        Buy BMW Belt Tensioner 11287799851 in Nairobi<\/h2>\n

        Looking for a BMW belt tensioner 11287799851 in Nairobi, Kenya<\/strong>?<\/p>\n

        Bavarian Trading Company<\/strong> supplies BMW spare parts and provides BMW servicing and repairs from our garage and parts shop at Adams Arcade, off Ngong Road, Nairobi<\/strong>.<\/p>\n

        We can assist with:<\/p>\n

          \n
        • Genuine BMW belt tensioners<\/li>\n
        • BMW serpentine belt replacement<\/li>\n
        • Accessory drive inspection<\/li>\n
        • BMW diagnostics<\/li>\n
        • BMW diesel servicing<\/li>\n
        • BMW spare-parts identification<\/li>\n<\/ul>\n

          Order BMW 11287799851 today.<\/strong> Send us your BMW VIN\/chassis number<\/strong> before purchasing and we can help confirm whether this is the correct belt tensioner for your BMW.<\/p>\n

          Important Fitment Note<\/h3>\n

          BMW uses different accessory-drive components across engines and production periods. Always verify 11287799851 against your VIN\/chassis number before ordering<\/strong>, particularly when purchasing for an X5 or X6 diesel.<\/p>\n","protected":false},"excerpt":{"rendered":"

          BMW Belt Tensioner 11287799851 | Genuine BMW Genuine BMW Mechanical Belt Tensioner 11287799851 The Genuine BMW Mechanical Belt Tensioner 11287799851 is an important component of the engine’s accessory belt drive system. BMW OE 11 28 7 799 851 is designed to maintain the correct tension on the serpentine\/accessory belt, helping the belt operate smoothly around… <\/p>\n","protected":false},"featured_media":996,"comment_status":"open","ping_status":"closed","template":"","meta":{"pagelayer_contact_templates":[],"_pagelayer_content":"","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"off","neve_meta_content_width":100,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_themeisle_gutenberg_block_has_review":false},"product_brand":[28],"product_cat":[24],"product_tag":[],"class_list":["post-993","product","type-product","status-publish","has-post-thumbnail","product_brand-bmw","product_cat-drive-system","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/product\/993","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/comments?post=993"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/media\/996"}],"wp:attachment":[{"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/media?parent=993"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/product_brand?post=993"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/product_cat?post=993"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/bavarian-auto.co.ke\/shop\/wp-json\/wp\/v2\/product_tag?post=993"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}