{"id":18699,"date":"2024-11-25T18:03:16","date_gmt":"2024-11-25T18:03:16","guid":{"rendered":"https:\/\/mybikething.com\/home\/?post_type=product&#038;p=18699"},"modified":"2026-02-24T19:29:55","modified_gmt":"2026-02-24T19:29:55","slug":"shimano-ultegra-fc-6503-crankset-52-42-32-triple-chainring-172-5mm-octalink-v1","status":"publish","type":"product","link":"https:\/\/mybikething.com\/home\/product\/shimano-ultegra-fc-6503-crankset-52-42-32-triple-chainring-172-5mm-octalink-v1\/","title":{"rendered":"Shimano Ultegra FC-6503 Crankset | 52-42-32 Triple Chainring | 172.5mm | Octalink V1"},"content":{"rendered":"<p class=\"whitespace-pre-wrap break-words\"><strong>Shimano Ultegra FC-6503 Triple Crankset | 172.5mm | 52-42-32T | Octalink V1<\/strong><\/p>\n<p class=\"whitespace-pre-wrap break-words\"><strong>Notes from MyBikeThing<\/strong> Cold-forged aluminum construction paired with Shimano&#8217;s Octalink V1 interface delivers exceptional power transfer and durability. Part of the legendary 6500 series that defined modern road group engineering. What sets this apart is the unique combination of race-worthy performance with versatile gearing that made it a favorite for both competitive and adventure cycling.<\/p>\n<p class=\"whitespace-pre-wrap break-words\"><strong>Condition<\/strong> Clean overall with normal-high wear on teeth. Chainrings show even wear pattern with no shark-toothing. Spider arms are straight and true. Octalink splines are sharp and undamaged. Questions about compatibility or measurements? I&#8217;m Paul &#8211; always happy to chat cranks and help you find the right fit.<\/p>\n<p class=\"whitespace-pre-wrap break-words\"><strong>Workshop Wisdom<\/strong> Octalink V1 installation requires careful attention to torque specs &#8211; 39-49Nm on the crank bolts. Pro tip: Keep the splines absolutely clean and dry during installation to prevent premature wear.<\/p>\n<p class=\"whitespace-pre-wrap break-words\"><strong>Tech Specs<\/strong><\/p>\n<ul class=\"-mt-1 [li&gt;&amp;]:mt-2 list-disc space-y-2 pl-8\">\n<li class=\"whitespace-normal break-words\">Configuration: Triple 52-42-32T<\/li>\n<li class=\"whitespace-normal break-words\">Arm Length: 172.5mm<\/li>\n<li class=\"whitespace-normal break-words\">BCD: 130mm outer\/74mm inner<\/li>\n<li class=\"whitespace-normal break-words\">BB Interface: Octalink V1<\/li>\n<li class=\"whitespace-normal break-words\">Material: Cold-forged aluminum<\/li>\n<li class=\"whitespace-normal break-words\">Weight: 785g<\/li>\n<li class=\"whitespace-normal break-words\">Includes: Crank bolts, original dust caps<\/li>\n<li class=\"whitespace-normal break-words\">Required: Octalink V1 BB (not included)<\/li>\n<li>Includes chainring bolts<\/li>\n<\/ul>\n<p>You put in the miles, we put in the work! 30 day Guarantee, rest assured of fit, function and condition \ud83d\ude42<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Shimano Ultegra FC-6503 Triple Crankset | 172.5mm | 52-42-32T | Octalink V1 Notes from MyBikeThing Cold-forged aluminum construction paired with Shimano&#8217;s Octalink V1 interface delivers exceptional power transfer and durability. Part of the legendary 6500 series that defined modern road group engineering. What sets this apart is the unique combination of race-worthy performance with versatile [&hellip;]<\/p>\n","protected":false},"featured_media":18700,"template":"","meta":{"nf_dc_page":""},"product_brand":[],"product_cat":[175,213],"product_tag":[827,2736,2738,2737,205,2735,831,829,279,70,214,2548,823,216,2569],"product_folder":[930],"class_list":{"0":"post-18699","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-c-road-bicycle-components","7":"product_cat-road-bike-cranks","8":"product_tag-172-5mm","9":"product_tag-52-42-32","10":"product_tag-6500-series","11":"product_tag-cold-forged-aluminum","12":"product_tag-crankset","13":"product_tag-fc-6503","14":"product_tag-octa","15":"product_tag-octa-v1","16":"product_tag-road-bike","17":"product_tag-shimano","18":"product_tag-square-taper","19":"product_tag-triple-crankset","20":"product_tag-triple-crank","21":"product_tag-ultegra","22":"product_tag-vintage-cycling","23":"product_shipping_class-bike-components-1lb","25":"first","26":"instock","27":"taxable","28":"shipping-taxable","29":"purchasable","30":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product\/18699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/media\/18700"}],"wp:attachment":[{"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/media?parent=18699"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_brand?post=18699"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_cat?post=18699"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_tag?post=18699"},{"taxonomy":"product_folder","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_folder?post=18699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}