{"product_id":"bridgestone-ultra-hd-mx-inner-tube-100-110-80-19-tr4-valve-stem-part-number-549711","title":"Bridgestone Ultra HD MX Inner Tube 100\/110-80-19, TR4 Valve Stem, Part Number 549711","description":"\u003cp\u003eThe Bridgestone Ultra HD MX inner tube is designed for motocross and off-road motorcycles using a 100\/110-80-19 tire size. Built by Bridgestone for demanding riding conditions, this heavy-duty tube provides a dependable replacement solution for riders who need consistent air retention and durable performance on challenging terrain. Its Ultra HD construction is suited to applications where standard tubes may not provide the desired level of resistance to punctures, abrasion, and repeated impacts.\u003cbr\u003eThe tube is equipped with a TR4 valve stem, a commonly used configuration for motorcycle and off-road wheel assemblies. The valve stem supports straightforward inflation and pressure checks while maintaining compatibility with the specified tire and rim application. Correct tube sizing is essential, so verify that your motorcycle uses the 100\/110-80-19 fitment before installation. Always inspect the tire, rim, rim strip, and valve area for damage or debris before fitting a replacement tube.\u003cbr\u003eAs a genuine Bridgestone replacement component, this MX Ultra HD tube is made to support reliable service in recreational, competition, and utility-oriented off-road use. It is suitable for replacing a worn, punctured, or aging tube and can help restore proper tire operation when installed according to the motorcycle and tire manufacturer's instructions. The manufacturer part number is 549711; no separate vendor part number is provided for this listing. For best results, use proper tire mounting tools, avoid pinching the tube during installation, and inflate to the vehicle manufacturer's recommended pressure.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eHeavy-duty Bridgestone Ultra HD construction for motocross and off-road motorcycle applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFits tire size 100\/110-80-19 when matched to the correct wheel and tire assembly\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTR4 valve stem supports convenient inflation and routine tire pressure checks\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned as a replacement inner tube for worn, punctured, or aging motorcycle tubes\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufacturer part number 549711 for product identification and fitment verification\u003c\/li\u003e\u003c\/ul\u003e","brand":"BRIDGESTONE","offers":[{"title":"Default Title","offer_id":49388197445867,"sku":"874-1906","price":56.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/e3e6-688133389eff9_ccca522d-39cf-4c71-a646-996bcf80aa70.png?v=1789023535","url":"https:\/\/ctracingservices.com\/products\/bridgestone-ultra-hd-mx-inner-tube-100-110-80-19-tr4-valve-stem-part-number-549711","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}