{"product_id":"bridgestone-tube-mx-ultra-hd-110-100-18-tr4-valve-stem-part-number-549703","title":"Bridgestone Tube MX Ultra HD 110\/100-18 TR4 Valve Stem, Part Number 549703","description":"\u003cp\u003eThe Bridgestone Tube MX Ultra HD is a heavy-duty inner tube designed for motocross and off-road applications using 110\/100-18 tires. Built for dependable performance in demanding riding conditions, this tube helps provide consistent air retention and reliable support for compatible motorcycle tires. The TR4 valve stem offers a secure inflation point and is suited to applications requiring a robust tube assembly.\u003cbr\u003eThe Tube MX Ultra HD is manufactured by Bridgestone, a trusted tire and tube brand known for producing durable products for powersports and recreational vehicles. Its heavy-duty construction helps improve resistance to common riding stresses, including impacts, flexing, and rough terrain. Proper tube selection is essential for maintaining tire performance, handling, and ride quality, so verify that your tire is marked for the 110\/100-18 size before installation.\u003cbr\u003eThis Bridgestone inner tube is intended for use with compatible motocross, enduro, and off-road motorcycle tires. Inspect the tire, rim, rim strip, and valve area before installation, and ensure the tube is installed without twisting or pinching. Inflation should follow the motorcycle or tire manufacturer’s recommended pressure specifications. The tube is supplied as a functional replacement component for riders, technicians, and powersports service professionals.\u003cbr\u003eThe manufacturer part number and vendor part number are both 549703. This product is identified as the Bridgestone Tube MX Ultra HD 110\/100-18 with a TR4 valve stem, providing a direct reference for replacement and fitment verification. Always compare the existing tube markings and vehicle application requirements before ordering or installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eHeavy-duty Bridgestone inner tube for motocross and off-road motorcycle applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with tire size 110\/100-18\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTube MX Ultra HD model for demanding riding conditions\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTR4 valve stem supports secure inflation and serviceability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufacturer part number: 549703\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eVendor part number: 549703\u003c\/li\u003e\u003c\/ul\u003e","brand":"BRIDGESTONE","offers":[{"title":"Default Title","offer_id":49388197347563,"sku":"874-1907","price":64.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/e3e6-688133389eff9_bc142ffc-aa19-4899-b8e2-b9807ed047c3.png?v=1789023529","url":"https:\/\/ctracingservices.com\/products\/bridgestone-tube-mx-ultra-hd-110-100-18-tr4-valve-stem-part-number-549703","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}