{"id":420456,"date":"2021-11-17T15:04:24","date_gmt":"2021-11-17T14:04:24","guid":{"rendered":"https:\/\/transfercasepartshop.com\/uncategorized\/transfer-case-chain-atc45l\/"},"modified":"2026-03-23T09:48:54","modified_gmt":"2026-03-23T08:48:54","slug":"transfer-case-chain-atc45l","status":"publish","type":"product","link":"https:\/\/transfercasepartshop.com\/en\/bmw-en-2\/atc45l-en-2\/transfer-case-chain-atc45l\/","title":{"rendered":"Transfer case chain (ATC45L)"},"content":{"rendered":"<p>The chain in the transfer case is responsible for consistent and uniform power transmission. It provides the connection necessary for the optimal operation of the front and rear axles, thereby ensuring the functionality of the 4&#215;4 drive.<\/p>\n<details>\n<summary>What are the signs of a stretched ATC45L transfer case chain?<\/summary>\n<p>The most common symptoms include a jerking or hesitating sensation during acceleration, especially when the xDrive system is under load. You might also hear a clicking or snapping sound from underneath the vehicle, which indicates the chain is skipping over the gear teeth due to excessive slack.<\/p>\n<\/details>\n<details>\n<summary>Can I just tighten the chain in my BMW transfer case?<\/summary>\n<p>No, transfer case chains are not adjustable. Once the chain has stretched beyond its operational tolerance, it must be replaced. Continuing to drive with a stretched chain can cause significant damage to the internal gears and the transfer case housing.<\/p>\n<\/details>\n<details>\n<summary>Is the ATC45L chain compatible with my BMW xDrive model?<\/summary>\n<p>The ATC45L transfer case is typically found in BMW F-series models, including the X3 (F25), X4 (F26), X5 (F15), and X6 (F16). However, we always recommend checking the identification plate on your transfer case housing to confirm it is an ATC45L unit before purchasing.<\/p>\n<\/details>\n<details>\n<summary>Why is replacing the chain better than buying a used transfer case?<\/summary>\n<p>Replacing the chain with a new, high-quality part ensures you are fixing the primary point of failure. A used transfer case often comes with a chain that has already seen significant wear, meaning the same jerking issues could return shortly after installation.<\/p>\n<\/details>\n<details>\n<summary>Does this chain ensure uniform power transmission between axles?<\/summary>\n<p>Yes, the primary role of this chain is to provide a solid mechanical connection between the input shaft and the front output shaft. A new chain eliminates &#8216;slop&#8217; in the driveline, ensuring that power is distributed precisely as the xDrive controller intended.<\/p>\n<\/details>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the signs of a stretched ATC45L transfer case chain?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The most common symptoms include a jerking or hesitating sensation during acceleration, especially when the xDrive system is under load. You might also hear a clicking or snapping sound from underneath the vehicle, which indicates the chain is skipping over the gear teeth due to excessive slack.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I just tighten the chain in my BMW transfer case?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No, transfer case chains are not adjustable. Once the chain has stretched beyond its operational tolerance, it must be replaced. Continuing to drive with a stretched chain can cause significant damage to the internal gears and the transfer case housing.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is the ATC45L chain compatible with my BMW xDrive model?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The ATC45L transfer case is typically found in BMW F-series models, including the X3 (F25), X4 (F26), X5 (F15), and X6 (F16). However, we always recommend checking the identification plate on your transfer case housing to confirm it is an ATC45L unit before purchasing.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Why is replacing the chain better than buying a used transfer case?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Replacing the chain with a new, high-quality part ensures you are fixing the primary point of failure. A used transfer case often comes with a chain that has already seen significant wear, meaning the same jerking issues could return shortly after installation.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does this chain ensure uniform power transmission between axles?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the primary role of this chain is to provide a solid mechanical connection between the input shaft and the front output shaft. A new chain eliminates 'slop' in the driveline, ensuring that power is distributed precisely as the xDrive controller intended.\"\n      }\n    }\n  ]\n}\n<\/script><\/p>","protected":false},"excerpt":{"rendered":"<p>The chain in the transfer case is responsible for consistent and uniform power transmission. It provides the connection necessary for the optimal operation of the &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Transfer case chain (ATC45L)\" class=\"read-more button\" href=\"https:\/\/transfercasepartshop.com\/en\/bmw-en-2\/atc45l-en-2\/transfer-case-chain-atc45l\/#more-420456\" aria-label=\"Read more about Transfer case chain (ATC45L)\">Read more<\/a><\/p>","protected":false},"featured_media":397590,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[127,133],"product_tag":[374,227],"class_list":{"0":"post-420456","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bmw-en-2","7":"product_cat-atc45l-en-2","8":"product_tag-borg-warner-en","9":"product_tag-chains","10":"infinite-scroll-item","11":"no-featured-image-padding","12":"resize-featured-image","13":"sales-flash-overlay","14":"woocommerce-text-align-center","15":"woocommerce-image-align-center","16":"wc-has-gallery","18":"first","19":"instock","20":"taxable","21":"shipping-taxable","22":"purchasable","23":"product-type-simple"},"acf":{"s-tec_number":"SP00443","oem-ref":"BMW 27107505376, 27107505377, 27107619644, 27107619645, 27107619646, 27107629177, 27107629178, 27107629179, 27107636180, 27107636444, 27107636445, 27107636487, 27107636488, 27107636489, 27107639265, 27107639273, 27107639274, 27107643758, 27107643759, 27107643760, 27107649182, 27107649784, 27107852166, 27107854164, 27108604770, 27108604771, 27108612554, 27108612555, 27108623348, 27108623349, 27108643151, 27108643152, 27108697255, 27108697256, 27108697262","tartalom":"","lamella-alert":"","transfer_case_application_v2":["BMW ATC45L 2006-2013 X5 E70, E70 LCI","BMW ATC45L 2008-2014 X6 E71, E72 hybrid","BMW ATC45L 2010-2017 X3 F25","BMW ATC45L 2013-2018 X5 F15","BMW ATC45L 2014- X6 M F86","BMW ATC45L 2014-2018 X4 F26","BMW ATC45L 2014-2018 X6 F16"],"transfer_case_application":"","kulso_raktar":7,"google_ads_kep":423438,"gtin":9009381099727,"hs_code":7315120000},"_links":{"self":[{"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/product\/420456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/comments?post=420456"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/media\/397590"}],"wp:attachment":[{"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/media?parent=420456"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/product_brand?post=420456"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/product_cat?post=420456"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/transfercasepartshop.com\/en\/wp-json\/wp\/v2\/product_tag?post=420456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}