{"product_id":"yeyouc-heavy-duty-inner-tubes-18x8-50-10-2-pack-tr13-straight-valve-thick-butyl-for-18-20in-tires","title":"YeYouC Heavy-Duty Inner Tubes 18x8.50-10 (2-Pack) — TR13 Straight Valve, Thick Butyl for 18–20in Tires","description":"\u003cb\u003eYeYouC Heavy Duty 18x8.50-10 inner tubes are a 2-piece replacement set of thick butyl rubber tubes with TR13 straight valve stems designed to fit 18–20 inch outer diameter tires, for lawn tractors, ATVs, carts and more.\u003c\/b\u003e\n\n\u003cp\u003eIf you maintain yard tractors, utility trailers, or off-road equipment, the right inner tube keeps you moving and reduces downtime. These YeYouC inner tubes are engineered as heavy-duty replacements for a broad range of 18–20\" tire applications. They combine thicker butyl construction with TR13 valve stems for improved air retention and durability under frequent use.\u003c\/p\u003e\n\n\u003ch3\u003eWhat tire sizes and rims will these inner tubes fit?\u003c\/h3\u003e\n\u003cp\u003eThese tubes are marked 18\/18.5x8.50-10 (often shortened to 18x8.50-10) and are also compatible with related size labels such as 20x8-10, 20x10.00-10, and 18x9.50-10. They are intended for tires with an outer diameter between 18 and 20 inches and a rim (inner) diameter of 10 inches. Always match the tube to the existing tube size or rim diameter before installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRim (inner) diameter: 10 inches\u003c\/li\u003e\n  \u003cli\u003eTire outer diameter compatibility: ~18–20 inches\u003c\/li\u003e\n  \u003cli\u003eNominal tire widths supported: 8–10 inches\u003c\/li\u003e\n  \u003cli\u003eCompare your current tube markings to confirm fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow tough are these tubes and how do they hold air?\u003c\/h3\u003e\n\u003cp\u003eYeYouC inner tubes are made of heavy-duty butyl rubber formulated for durability and slow air loss. The material is four times thicker than many standard tubes and offers substantially better airtightness than natural rubber alternatives. Each tube uses a TR13 straight valve stem rated for up to 60 psi.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstruction: premium heavy-duty butyl rubber\u003c\/li\u003e\n  \u003cli\u003eThickness: reinforced for longer service life\u003c\/li\u003e\n  \u003cli\u003eValve type: TR13 straight valve stem\u003c\/li\u003e\n  \u003cli\u003eMax recommended inflation: 60 psi\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich machines and tasks are these inner tubes made for?\u003c\/h3\u003e\n\u003cp\u003eThese tubes are versatile replacements designed for many outdoor and utility applications. They suit lawn mowers, garden tractors, trailers, wheelbarrows, hand trucks, snow blowers, pressure washers with pneumatic tires, and some ATV or quad-bike setups. Use them where a heavy-duty tube is preferred to withstand repeated loading and rough terrain.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLawn tractors, yard mowers and garden tractors\u003c\/li\u003e\n  \u003cli\u003eUtility trailers, wagons and yard carts\u003c\/li\u003e\n  \u003cli\u003eWheelbarrows, hand trucks and flatbed carts\u003c\/li\u003e\n  \u003cli\u003eEquipment like snow blowers, generators and compressors with pneumatic tires\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the package and how do I check for defects?\u003c\/h3\u003e\n\u003cp\u003eThe package includes two 18\/18.5x8.50-10 inner tubes and two valve caps. YeYouC recommends inspecting tubes before installation: inflate slightly and submerge in water to look for bubbles that indicate a leak. If you find a defect, the seller offers replacement or refund support.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContents: 2 inner tubes + 2 valve caps\u003c\/li\u003e\n  \u003cli\u003eInspection tip: inflate partially and check underwater for bubbles\u003c\/li\u003e\n  \u003cli\u003eSupport: contact seller for replacement or refund if damaged\u003c\/li\u003e\n  \u003cli\u003eInstallation note: confirm rim diameter and tube orientation before seating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These YeYouC heavy-duty inner tubes are made for homeowners, landscapers, rental yards, and light-agriculture operators who need reliable, longer-lasting replacements for 10-inch rim tires. Choose this set if you want thicker butyl construction, better air retention than standard natural rubber tubes, and broad compatibility across 18–20\" tire applications.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these tubes fit 20x10-10 tires?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, they are compatible with many tires labeled 20x10-10 when the rim diameter is 10 inches and overall diameter is about 18–20 inches.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the maximum PSI for the TR13 valve?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The TR13 straight valve on these tubes is rated up to 60 psi; follow tire manufacturer pressure recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"YeYouC","offers":[{"title":"Default Title","offer_id":48083013468318,"sku":"B0G1XC76C2","price":63.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/yeyouc-front-packaging-18x8-50-10.jpg?v=1785822585","url":"https:\/\/northtrailauto.ca\/products\/yeyouc-heavy-duty-inner-tubes-18x8-50-10-2-pack-tr13-straight-valve-thick-butyl-for-18-20in-tires","provider":"North Trail Auto","version":"1.0","type":"link"}