{"product_id":"michelin-ultra-heavy-duty-18-inner-tube-tr-4-center-metal-valve-part-89343","title":"MICHELIN Ultra Heavy Duty 18\" Inner Tube – TR-4 Center Metal Valve | Part #89343","description":"\u003ch2\u003eMICHELIN Ultra Heavy Duty 18-Inch Inner Tube – TR-4 | Part #89343\u003c\/h2\u003e\n\u003cp\u003eBuilt for the toughest off-road, agricultural, and industrial applications, the \u003cstrong\u003eMICHELIN 18\" Ultra Heavy Duty Inner Tube (Part #89343)\u003c\/strong\u003e delivers exceptional puncture resistance and long-lasting reliability. With a reinforced \u003cstrong\u003e4 mm wall thickness\u003c\/strong\u003e and a center-mounted \u003cstrong\u003eTR-4 metal valve\u003c\/strong\u003e, this tube is engineered to perform where standard tubes fail.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4 mm Reinforced Wall Thickness:\u003c\/strong\u003e Dramatically reduces the risk of punctures and pinch flats on rocky, rutted, or debris-laden terrain.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTR-4 Center Metal Valve:\u003c\/strong\u003e Provides a secure, airtight seal with easy inflation and deflation — compatible with standard valve tools.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra Heavy Duty Construction:\u003c\/strong\u003e Designed for sustained use under high load and harsh environmental conditions without degradation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e18-Inch Fitment:\u003c\/strong\u003e Fits 18\" tire applications across off-road motorcycles, ATVs, agricultural equipment, and industrial vehicles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMICHELIN Quality:\u003c\/strong\u003e Backed by MICHELIN's global reputation for tire technology, innovation, and durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e MICHELIN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number (MPN):\u003c\/strong\u003e 89343\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 89343\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTube Size:\u003c\/strong\u003e 18 Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWall Thickness:\u003c\/strong\u003e 4 mm (Ultra Heavy Duty)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e TR-4 Center Metal Valve\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.06 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Off-road, agricultural, industrial, motorcycle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This Tube For?\u003c\/h3\u003e\n\u003cp\u003eThe MICHELIN #89343 inner tube is the go-to choice for riders and operators who demand more from their equipment. Whether you're navigating rocky trails, working in the field, or running heavy industrial machinery, this tube's reinforced construction keeps you rolling with confidence. Its broad 18\" compatibility makes it a versatile replacement tube for a wide range of vehicles and equipment.\u003c\/p\u003e","brand":"MICHELIN","offers":[{"title":"Default Title","offer_id":47733405909233,"sku":"89343","price":51.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1348\/7857\/files\/112101.png?v=1769405640","url":"https:\/\/howlingmoto.com\/products\/michelin-ultra-heavy-duty-18-inner-tube-tr-4-center-metal-valve-part-89343","provider":"Howling Moto","version":"1.0","type":"link"}