{"product_id":"inner-tube-chaoyang-20x4-0-4-9-for-electric-bike-engwe-m1","title":"Chaoyang Inner Tube 20 x 4.0\/4.9 for Engwe M1 Electric Bicycle","description":"\u003ch2\u003eChaoyang Inner Tube 20 x 4.0\/4.9 for Engwe M1 Electric Bicycle\u003c\/h2\u003e\n\u003cp\u003eThis Chaoyang inner tube is specifically designed for electric bicycles, providing a reliable replacement for your Engwe M1. It is sized 20 x 4.0\/4.9, making it suitable for 20-inch wheels with wide tyres in the 4.0 to 4.9-inch range.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Overview and Key Features\u003c\/h3\u003e\n\u003cp\u003eThe inner tube is a crucial component for pneumatic tyres, holding the air pressure that supports the bicycle's weight and provides cushioning. This Chaoyang inner tube is made from durable rubber material, engineered for long-lasting use and consistent performance on your Engwe M1 electric bicycle. It features a standard Schrader valve, which is 32mm in length, for easy inflation and pressure checks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTyre Compatibility:\u003c\/strong\u003e Designed for tyres with a nominal diameter of 20 inches and a width range of 4.0 to 4.9 inches.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Equipped with a Schrader valve.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Length:\u003c\/strong\u003e The valve measures 32mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e Approximately 0.38 kg.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Dimensions (inflated):\u003c\/strong\u003e Outer diameter 550mm, inner diameter 400mm, width 60mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility and Installation Guidance\u003c\/h3\u003e\n\u003cp\u003eTo ensure correct fitment, always verify the size markings on your existing tyre's sidewall. The inner tube's dimensions (20 x 4.0\/4.9) must match or be within the compatible range of your tyre. While primarily intended for the Engwe M1 electric bicycle, it may fit other e-bikes with identical tyre specifications.\u003c\/p\u003e\n\u003cp\u003eWhen installing, follow these general steps for safe and effective replacement:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCheck Tyre and Rim:\u003c\/strong\u003e Before installing the new tube, thoroughly inspect the tyre for any punctures, sharp objects, or damage. Also, check the rim tape and the rim bed for any burrs or sharp edges that could damage the new inner tube.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Alignment:\u003c\/strong\u003e Ensure the valve stem is correctly aligned with the valve hole in the rim.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvoid Pinching:\u003c\/strong\u003e Carefully seat the tyre beads, making sure no part of the inner tube is pinched between the tyre bead and the rim.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInitial Inflation:\u003c\/strong\u003e Inflate the tube slightly to help it take shape within the tyre before fully seating the beads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinal Inflation:\u003c\/strong\u003e Inflate to the recommended pressure range specified on your tyre's sidewall. Do not overinflate.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePost-Installation Check:\u003c\/strong\u003e After inflation, spin the wheel to check for even seating of the tyre and any wobbles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProper installation is essential for safety and to prevent premature tube failure. If you are unsure about the installation process, it is recommended to seek assistance from a qualified bicycle technician.\u003c\/p\u003e","brand":"ULIP","offers":[{"title":"Default Title","offer_id":64137542599033,"sku":"ULP2842.00","price":19.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/7076\/1337\/files\/chaoyang-inner-tube-20x4-0-4-9-for-engwe-engine-pro-3-0-boost-electric-bicycle-01.webp?v=1785602470","url":"https:\/\/www.evolt.eu\/cs\/products\/inner-tube-chaoyang-20x4-0-4-9-for-electric-bike-engwe-m1","provider":"eVolt.eu","version":"1.0","type":"link"}