{"product_id":"michelin-18-inch-standard-inner-tube-with-tr-4-center-side-metal-valve-part-number-39186","title":"Michelin 18-Inch Standard Inner Tube with TR-4 Center\/Side Metal Valve, Part Number 39186","description":"Inner Tube - Standard - 18\" - TR-4 - Center\/Side Metal Valve\n\u003cp\u003eThe Michelin Airstop Standard Inner Tube is designed for 18-inch applications requiring a dependable replacement tube with a TR-4 center\/side metal valve. Manufacturer part number 39186 and vendor part number 39186 identify this tube for fitment reference. It is suited for compatible motorcycle, powersports, agricultural, utility, and other equipment tires that specify an 18-inch tube and TR-4 valve configuration. Always confirm tire size, valve placement, and valve type before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Fits compatible 18-inch tires requiring a standard inner tube with a TR-4 center\/side metal valve. The valve is positioned opposite the splice to help promote a balanced tube inside the tire. Michelin Airstop tubes are manufactured for users seeking consistent construction and reliable service in demanding applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e Features an overlap splice, which provides greater strength than the butt splice commonly used in many other inner tubes. This construction helps support durability during installation and regular operation when properly matched to the tire and rim. Install only after inspecting the tire, rim, valve hole, and surrounding components for damage or debris, and inflate according to the tire and equipment manufacturer’s recommendations.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: 18-inch standard inner tube\u003c\/li\u003e\n\u003cli\u003eModel: Airstop Standard\u003c\/li\u003e\n\u003cli\u003eValve: TR-4 center\/side metal valve\u003c\/li\u003e\n\u003cli\u003eSplice: Overlap splice for increased strength compared with a conventional butt splice\u003c\/li\u003e\n\u003cli\u003eBalance: Valve positioned opposite the splice to help provide a more balanced tube\u003c\/li\u003e\n\u003cli\u003eBrand: Michelin\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 39186\u003c\/li\u003e\n\u003cli\u003eVendor part number: 39186\u003c\/li\u003e\n\u003cli\u003eFitment: Compatible with applications specifying an 18-inch tube and TR-4 valve configuration\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MICHELIN","offers":[{"title":"Default Title","offer_id":67544819368171,"sku":"03500433","price":40.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/112180.png?v=1790646483","url":"https:\/\/ctracingservices.com\/products\/michelin-18-inch-standard-inner-tube-with-tr-4-center-side-metal-valve-part-number-39186","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}