{"product_id":"gdhswj-3-00-12-80-100-12-dirt-bike-inner-tubes-2-pack-tr4-valve-2mm-heavy-duty-rubber","title":"GDHSWJ 3.00-12 (80\/100-12) Dirt Bike Inner Tubes 2-Pack TR4 Valve, 2mm Heavy-Duty Rubber","description":"\u003cp\u003e\u003cstrong\u003eThese GDHSWJ 3.00-12 (80\/100-12) inner tubes are heavy-duty, 2mm natural rubber replacement tubes with TR4 straight valves designed for 12\" dirt bike tires 3.0\"–3.5\" wide.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt from robust natural rubber and reinforced at critical seams, this 2-pack of GDHSWJ inner tubes gives your off-road bike reliable airtightness and improved puncture resistance. They suit common small-displacement trail bikes and pit bikes with 12\" wheels, featuring a TR4 straight valve stem and a reinforced thickness to handle rough terrain and frequent use.\u003c\/p\u003e\n\n\u003ch3\u003eWhich motorcycles and tire sizes are these inner tubes compatible with?\u003c\/h3\u003e\n\u003cp\u003eThese tubes fit a broad range of 12\" wheel applications for youth and small trail bikes. They are sized for 3.00-12 (sometimes listed as 80\/100-12) tires and cover widths from about 3.0\" to 3.5\".\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCovers many 90\/110\/125cc models such as Kawasaki KLX110 (rear), Yamaha PW80, Honda CRF50 and XR70.\u003c\/li\u003e\n  \u003cli\u003eCompatible with Yamaha TTR90\/TTR100, Suzuki DRZ100 and similar pit bikes.\u003c\/li\u003e\n  \u003cli\u003eAlso fits popular TAOTAO and other off-road mini bikes using 12\" tires.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and puncture-resistant are these tubes?\u003c\/h3\u003e\n\u003cp\u003eGDHSWJ designed these tubes with a 2mm heavy-duty wall and a seamless construction to improve longevity and resistance to punctures. The reinforced welds and thicker rubber absorb impacts and help maintain pressure under off-road conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2mm thick natural rubber body for extra wear resistance.\u003c\/li\u003e\n  \u003cli\u003eSeamless structure and firm welds reduce weak points.\u003c\/li\u003e\n  \u003cli\u003eTR4 valve stem built for airtight performance and fewer leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation and maintenance tips should I follow?\u003c\/h3\u003e\n\u003cp\u003eInstall with care to avoid pinching and check tire seating before full inflation. Use a light coat of soapy water to check for leaks and inspect the rim and tire for sharp edges or debris prior to fitting the tube.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePartially inflate tube for easier mounting and to prevent pinching.\u003c\/li\u003e\n  \u003cli\u003eInspect rim tape and remove any foreign objects before installation.\u003c\/li\u003e\n  \u003cli\u003eCheck valve alignment and torque, then inflate to the manufacturer’s recommended pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat after-sales support and warranty can I expect?\u003c\/h3\u003e\n\u003cp\u003eGDHSWJ offers customer service for questions or concerns after purchase. If you experience a defect or need guidance, contact the seller by email for prompt assistance to resolve fitment or quality issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eManufacturer-provided support via email for product questions.\u003c\/li\u003e\n  \u003cli\u003eGuidance on fitment and troubleshooting included.\u003c\/li\u003e\n  \u003cli\u003eReplacement or assistance offered for verified product issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Riders, mechanics, and shops that service youth and small-displacement trail bikes will appreciate this GDHSWJ 2-pack for routine tire service and quick replacements. It’s a practical choice for owners of 90–125cc machines, pit bikes, and mini-moto riders who need a durable, easy-to-fit inner tube with a straight TR4 valve for 12\" tires.\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: Will these tubes fit a 3.5-12 tire?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit 12\" tires roughly 3.0\"–3.5\" wide; a 3.5-12 may fit but verify tire width and rim specs before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What valve type is included and can I use a pump?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: These use a TR4 straight valve stem, compatible with standard air pumps using a suitable adaptor.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GDHSWJ","offers":[{"title":"Default Title","offer_id":48086920429726,"sku":"B0BZS6TNYK","price":32.88,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/gdhswj-front-view-packaging_1378bb73-5f5c-4140-a82f-985a69a76227.jpg?v=1785909557","url":"https:\/\/northtrailauto.ca\/products\/gdhswj-3-00-12-80-100-12-dirt-bike-inner-tubes-2-pack-tr4-valve-2mm-heavy-duty-rubber","provider":"North Trail Auto","version":"1.0","type":"link"}