{"product_id":"irc-motorcycle-tube-80-100-21-heavy-duty-87-5972","title":"IRC Heavy Duty 80\/100-21 Motorcycle Tube - Harley \u0026 Indian V-Twin","description":"\u003c!-- vt:seo-start --\u003e\n\u003cdiv class=\"vt-brand-bio\" style=\"background:#f6f6f6;border-left:4px solid #c8102e;padding:14px 18px;margin:0 0 20px;border-radius:4px;\"\u003e\n\u003ch2 style=\"margin:0 0 6px;font-size:1.05em;\"\u003eAbout IRC\u003c\/h2\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.6;\"\u003eIRC parts and accessories are stocked at Vtwinbikers for Harley-Davidson and Indian Motorcycle applications. Every IRC item we list is new and sourced through authorized distribution. If you are not certain a part matches your year and model, use Shop by Bike or email our team before you order and we will confirm fitment first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"line-height:1.65;\"\u003eRide with increased confidence using an IRC Heavy Duty motorcycle tube, perfectly sized for 80\/100-21 tires. This robust tube is built to withstand the rigors of the road, minimizing the risk of flats. It's an essential upgrade for any Harley-Davidson or Indian Motorcycle owner seeking enhanced reliability.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eWhy riders pick this\u003c\/h3\u003e\u003cul style=\"padding-left:20px;margin:0 0 16px;\"\u003e\n\u003cli style=\"margin:3px 0;\"\u003eHeavy-duty 3mm wall thickness for superior puncture resistance\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eConstructed from a durable natural and butyl rubber blend\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eDesigned to meet or exceed OEM quality standards\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eFits 80\/100-21 motorcycle tires\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor riders who demand more from their components, the IRC Heavy Duty 80\/100-21 motorcycle tube delivers. Its 3mm thick natural and butyl rubber blend provides exceptional puncture resistance, giving you peace of mind on long hauls or spirited rides. This tube is engineered to meet or exceed OEM specifications, ensuring it performs reliably under the demands of your V-twin.\u003c\/p\u003e\u003ch3\u003eEnhanced Durability for the Long Haul\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e3mm thick, heavy-duty construction resists punctures and pinches\u003c\/li\u003e\n\u003cli\u003ePremium natural and butyl rubber blend for lasting performance\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM quality standards for reliable operation\u003c\/li\u003e\n\u003cli\u003eDesigned for 80\/100-21 motorcycle tires\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUpgrade Your Tire's Foundation\u003c\/h3\u003e\u003cp\u003eA strong inner tube is the foundation of a reliable tire setup. This IRC Heavy Duty tube is a direct replacement that offers a significant upgrade in durability. Whether you're replacing an old tube or preparing for an adventure, choosing a heavy-duty option like this helps ensure your Harley or Indian motorcycle stays on the road, not on the shoulder. Always ensure your rim strip is in good condition when installing a new tube.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e IRC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e T20076\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 80\/100-21\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWall Thickness:\u003c\/strong\u003e 3mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.03 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Thailand\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:22px 0 8px;\"\u003eCommon questions\u003c\/h3\u003e\u003cdiv class=\"vt-faq\"\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWhat tire size is this tube compatible with?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThis IRC tube is designed for 80\/100-21 motorcycle tires. Always check your tire's sidewall or your bike's placard to confirm the correct size before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eHow does the 'Heavy Duty' construction benefit my ride?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThe 3mm wall thickness and specialized rubber blend provide enhanced resistance to punctures from road debris, offering greater reliability and reducing the chance of a flat tire.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eIs this a genuine IRC product?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eYes, this is an authentic IRC tube. IRC is a trusted aftermarket manufacturer known for producing high-quality motorcycle components that meet or exceed OEM standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"vt-confidence\" style=\"border-top:1px solid #e5e5e5;margin:24px 0 0;padding:16px 0 0;font-size:0.92em;line-height:1.6;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOrdering from Vtwinbikers\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli\u003eBrand new, sourced through authorized US distribution — never used, never grey-market.\u003c\/li\u003e\n\u003cli\u003eNot sure it fits? Use \u003cstrong\u003eShop by Bike\u003c\/strong\u003e to filter by your year and model, or email us and we will confirm before you order.\u003c\/li\u003e\n\u003cli\u003eHarley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/vtwinbikers.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Tubes\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/all\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"IRC\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/irc\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"IRC Heavy Duty 80\/100-21 Motorcycle Tube - Harley \u0026 Indian V-Twin\",\"item\":\"https:\/\/vtwinbikers.com\/products\/irc-motorcycle-tube-80-100-21-heavy-duty-87-5972\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What tire size is this tube compatible with?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"This IRC tube is designed for 80\/100-21 motorcycle tires. Always check your tire's sidewall or your bike's placard to confirm the correct size before purchasing.\"}},{\"@type\":\"Question\",\"name\":\"How does the 'Heavy Duty' construction benefit my ride?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 3mm wall thickness and specialized rubber blend provide enhanced resistance to punctures from road debris, offering greater reliability and reducing the chance of a flat tire.\"}},{\"@type\":\"Question\",\"name\":\"Is this a genuine IRC product?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, this is an authentic IRC tube. IRC is a trusted aftermarket manufacturer known for producing high-quality motorcycle components that meet or exceed OEM standards.\"}}]}\u003c\/script\u003e\n\u003c!-- vt:seo-end --\u003e","brand":"IRC","offers":[{"title":"Default Title","offer_id":53035598217327,"sku":"87-5972","price":25.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/df92-5b042f1740a17_6be532e8-4d4e-4afd-be6f-3f6b7aee56d4.jpg?v=1777528920","url":"https:\/\/vtwinbikers.com\/products\/irc-motorcycle-tube-80-100-21-heavy-duty-87-5972","provider":"Vtwinbikers","version":"1.0","type":"link"}