{"product_id":"twinpower-300-325-21-tr6-metal-center-valve-inner-tube-part-number-281101","title":"TwinPower 300\/325-21 TR6 Metal Center Valve Inner Tube, Part Number 281101","description":"Top quality inner tubes for the most popular American V-Twin and Custom tire sizes.\n\u003cul\u003e\n  \u003cli\u003eDesigned for modern Harley-Davidson tire sizes for reliable, long-lasting air retention\u003c\/li\u003e\n  \u003cli\u003eSeamless, natural rubber construction\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty valve stems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe TwinPower 300\/325-21 TR6 Metal Center Valve Inner Tube is designed for modern Harley-Davidson tire sizes and popular American V-Twin and custom applications. Its 300\/325-21 size supports use with compatible 21-inch tires, while the TR6 metal center valve provides a durable valve design for inflation and air retention.\u003c\/p\u003e\u003cp\u003eConstructed from seamless natural rubber, this inner tube is designed for reliable, long-lasting air retention. A heavy-duty valve stem adds durability for powersports use. Verify tire size, valve configuration, and vehicle fitment before installation.\u003c\/p\u003e\u003cp\u003eManufacturer part number: 281101. Vendor part number: 281101. Brand: TwinPower. Fitment is for compatible 300\/325-21 tire applications, including modern Harley-Davidson tire sizes and select American V-Twin and custom motorcycles.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: 300\/325-21\u003c\/li\u003e\n\u003cli\u003eValve: TR6 metal center valve\u003c\/li\u003e\n\u003cli\u003eConstruction: Seamless natural rubber\u003c\/li\u003e\n\u003cli\u003eValve stem: Heavy-duty design\u003c\/li\u003e\n\u003cli\u003eApplication: Compatible modern Harley-Davidson, American V-Twin, and custom tire sizes\u003c\/li\u003e\n\u003cli\u003eBrand: TwinPower\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 281101\u003c\/li\u003e\n\u003cli\u003eVendor part number: 281101\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cbr\u003e\nAir Freight Prohibited: false\u003cbr\u003e\nNot Carb Approved: false\u003cbr\u003e\nLtl Freight Required: false\u003cbr\u003e\nProp 65: Unknown\u003cbr\u003e\nPart Type: powersports\u003cbr\u003e\nEpa: N\/A\u003cbr\u003e\nCarb Acknowledgement Required: false\u003cbr\u003e\nRegular Stock: t\u003cbr\u003e\nUnits Per Sku: 1","brand":"TwinPower","offers":[{"title":"Default Title","offer_id":68300822216939,"sku":"610630","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/d6739b0ef3dc46a33e40f1d0fe14312aL.jpg?v=1793236142","url":"https:\/\/ctracingservices.com\/products\/twinpower-300-325-21-tr6-metal-center-valve-inner-tube-part-number-281101","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}