{"product_id":"sedona-performance-heavy-duty-tapered-tube-350-400-18-tr-4-valve-stem-87-0370","title":"Sedona Performance Heavy Duty Tapered Tube - 350\/400-18 TR-4 Valve Stem","description":"\u003cp\u003eSedona Performance Heavy Duty tapered tube for 350\/400-18 tires with TR-4 valve stem, engineered for V-twin motorcycles including Harley-Davidson and Indian models. Uses T3 Tapered Tube Technology with variable wall thickness (2.5mm to 1.75mm) to reduce unsprung weight while maintaining strength.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eT3 Tapered Tube Technology — variable wall thickness reduces weight\u003c\/li\u003e\n  \u003cli\u003eHeavy 2.5mm outer wall tapers to 1.75mm at the rim\u003c\/li\u003e\n  \u003cli\u003eHigh-grade synthetic and natural rubber blend\u003c\/li\u003e\n  \u003cli\u003eReduced unsprung weight improves handling and cooling\u003c\/li\u003e\n  \u003cli\u003eTR-4 valve stem fits 350\/400-18 tire size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Sedona\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e TR4 HD 87-0370\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 191361423741\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTire Size:\u003c\/strong\u003e 350\/400-18\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Stem Type:\u003c\/strong\u003e TR-4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.95 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China (Mainland)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin motorcycles including Harley-Davidson and Indian Motorcycle models that use 350\/400-18 tire size with TR-4 valve stem.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat tire size does this tube fit?\u003c\/h3\u003e\n\u003cp\u003e350\/400-18. Verify your tire sidewall markings before ordering to ensure correct fitment.\u003c\/p\u003e\n\u003ch3\u003eWhat is T3 Tapered Tube Technology?\u003c\/h3\u003e\n\u003cp\u003eVariable wall thickness — 2.5mm on the outer wall tapering to 1.75mm at the rim — reduces weight while keeping strength where it matters most.\u003c\/p\u003e\n\u003ch3\u003eWill this work with my stock wheels?\u003c\/h3\u003e\n\u003cp\u003eYes, if your wheels use 350\/400-18 tires with a TR-4 valve stem. Check your existing tube or tire markings to confirm.\u003c\/p\u003e\n\u003ch3\u003eDoes this tube reduce unsprung weight?\u003c\/h3\u003e\n\u003cp\u003eYes. The tapered design and lighter construction decrease rotating mass, improving handling and suspension response.\u003c\/p\u003e","brand":"Sedona","offers":[{"title":"Default Title","offer_id":53035564499055,"sku":"87-0370","price":26.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/c04b-5804ed159317b_c3692fa5-9e8d-4217-a0f5-15df32b59034.png?v=1777528842","url":"https:\/\/vtwinbikers.com\/products\/sedona-performance-heavy-duty-tapered-tube-350-400-18-tr-4-valve-stem-87-0370","provider":"Vtwinbikers","version":"1.0","type":"link"}