{"id":24550,"date":"2026-07-12T21:50:07","date_gmt":"2026-07-12T21:50:07","guid":{"rendered":"https:\/\/mybikething.com\/home\/?post_type=product&#038;p=24550"},"modified":"2026-07-12T23:47:09","modified_gmt":"2026-07-12T23:47:09","slug":"continental-grand-prix-4000s-ii-650x23c-road-tire-pair-black-chili-vectran-breaker","status":"publish","type":"product","link":"https:\/\/mybikething.com\/home\/product\/continental-grand-prix-4000s-ii-650x23c-road-tire-pair-black-chili-vectran-breaker\/","title":{"rendered":"Continental Grand Prix 4000S II 650x23c Road Tire Pair | Black Chili | Vectran Breaker"},"content":{"rendered":"<p class=\"font-claude-response-body break-words whitespace-normal\"><strong>Will this work?<\/strong><\/p>\n<ul class=\"[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\">\n<li class=\"font-claude-response-body whitespace-normal break-words pl-2\">Fits 650c road\/tri rims, 23mm width<\/li>\n<li class=\"font-claude-response-body whitespace-normal break-words pl-2\">Black Chili compound, Vectran breaker puncture protection<\/li>\n<li class=\"font-claude-response-body whitespace-normal break-words pl-2\">Folding bead, 120 PSI max<\/li>\n<li class=\"font-claude-response-body whitespace-normal break-words pl-2\">Fits triathlon\/TT bikes spec&#8217;d for 650c wheels<\/li>\n<li class=\"font-claude-response-body whitespace-normal break-words pl-2\">No tubes included<\/li>\n<li class=\"font-claude-response-body whitespace-normal break-words pl-2\">Pair of 2 tires<\/li>\n<\/ul>\n<p class=\"font-claude-response-body break-words whitespace-normal\"><strong>Condition<\/strong><br \/>\nBeads and tread are in great shape on both tires, with casings excellent throughout. One sidewall is excellent, the other shows rubber abrasion wear.<\/p>\n<hr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\" \/>\n<p class=\"font-claude-response-body break-words whitespace-normal\"><strong>Notes from MyBikeThing<\/strong><br \/>\nThe GP4000S II is Continental&#8217;s benchmark race tire \u2014 Black Chili compound for grip and low rolling resistance, backed by Vectran puncture protection. The 650c size is tougher to find than standard 700c, making this pair a solid pickup for anyone running a tri or TT bike spec&#8217;d for the smaller wheel.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal\"><strong>Workshop Wisdom<\/strong><br \/>\nOn 650c tri\/TT setups, check your rim&#8217;s bead seat diameter before ordering \u2014 650c isn&#8217;t standardized across brands, so confirming ETRTO 23-571 compatibility with your rim avoids a frustrating mismatch.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal\"><strong>Guarantee<\/strong><br \/>\nYou put in the miles, we put in the work! 30-day Guarantee, rest assured of fit, function and condition.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal\"><strong>Keywords<\/strong><br \/>\nContinental Grand Prix 4000S II, 650x23c road tire, Black Chili compound, Vectran breaker, triathlon TT tire pair, folding bead clincher tire<\/p>\n<p>&nbsp;<\/p>\n<p><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-16509\" src=\"https:\/\/i0.wp.com\/mybikething.com\/wp-content\/uploads\/2024\/04\/tyre-parts-300x200-1.jpeg?resize=300%2C200&#038;ssl=1\" alt=\"\" width=\"300\" height=\"200\" \/><\/p>\n<p><!-- END LINKED VIDEO --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Will this work? Fits 650c road\/tri rims, 23mm width Black Chili compound, Vectran breaker puncture protection Folding bead, 120 PSI max Fits triathlon\/TT bikes spec&#8217;d for 650c wheels No tubes included Pair of 2 tires Condition Beads and tread are in great shape on both tires, with casings excellent throughout. One sidewall is excellent, the [&hellip;]<\/p>\n","protected":false},"featured_media":24556,"template":"","meta":{"nf_dc_page":""},"product_brand":[],"product_cat":[28,374],"product_tag":[6716,6717,6715,6720,1933,6719,6718],"product_folder":[921,922],"class_list":["post-24550","product","type-product","status-publish","has-post-thumbnail","product_cat-d-accessories","product_cat-road-bike-tires","product_tag-650x23c-road-tire","product_tag-black-chili-compound","product_tag-continental-grand-prix-4000s-ii","product_tag-folding-bead-clincher-tire","product_tag-road-tires","product_tag-triathlon-tt-tire-pair","product_tag-vectran-breaker","product_shipping_class-bike-wheels","first","outofstock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product\/24550","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\/24556"}],"wp:attachment":[{"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/media?parent=24550"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_brand?post=24550"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_cat?post=24550"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_tag?post=24550"},{"taxonomy":"product_folder","embeddable":true,"href":"https:\/\/mybikething.com\/home\/wp-json\/wp\/v2\/product_folder?post=24550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}