{"product_id":"inner-tube-chaoyang-20x4-04-9-for-electric-bike-engwe-engine-pro","title":"Chaoyang Inner Tube 20 x 4.0\/4.9 for Engwe Engine Pro Electric Bicycle","description":"\u003ch2\u003eChaoyang Inner Tube 20 x 4.0\/4.9 for Engwe Engine Pro Electric Bicycle\u003c\/h2\u003e\n\u003cp\u003eThis Chaoyang inner tube is specifically designed for the Engwe Engine Pro electric bicycle, fitting tyres with a nominal diameter of 20 inches and widths ranging from 4.0 to 4.9 inches. It serves as a direct replacement for the original inner tube, ensuring compatibility and reliable performance for your e-bike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features and Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Chaoyang\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Engwe Engine Pro electric bicycle.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTyre Size Range:\u003c\/strong\u003e Suitable for 20-inch tyres with widths between 4.0 and 4.9 inches.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Features a Schrader valve (also known as an American valve), which is 32mm long.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e The inner tube has an approximate outer diameter of 550mm and an inner diameter of 400mm when uninflated. Its width is approximately 60mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e The net weight of the inner tube is approximately 0.38 kg.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eChoosing the Correct Inner Tube\u003c\/h3\u003e\n\u003cp\u003eTo ensure you select the correct inner tube, always verify the full size marking on the sidewall of your existing tyre. While this inner tube is specified for 20 x 4.0\/4.9 tyres, checking your tyre's exact dimensions is crucial to avoid compatibility issues. Also, confirm that your rim's valve hole is compatible with a Schrader valve.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and Safety Guidance\u003c\/h3\u003e\n\u003cp\u003eProper installation is essential for the longevity and safety of your inner tube and tyre. We recommend the following steps:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInspect the Tyre:\u003c\/strong\u003e Before installing the new inner tube, carefully check the inside of the tyre for any sharp objects, debris, or damage that could cause a puncture.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePartial Inflation:\u003c\/strong\u003e Lightly inflate the new inner tube before inserting it into the tyre. This helps the tube take shape and reduces the risk of pinching it during installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeating the Tyre:\u003c\/strong\u003e Ensure the tyre beads are fully and evenly seated on the rim. Check for any visible pinches of the inner tube between the tyre bead and the rim.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Alignment:\u003c\/strong\u003e Make sure the valve is straight and securely positioned through the valve hole in the rim.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGradual Inflation:\u003c\/strong\u003e Inflate the tyre gradually, checking frequently that the tyre beads remain properly seated on the rim. Do not exceed the maximum pressure recommended on your tyre's sidewall.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePost-Installation Check:\u003c\/strong\u003e After inflation, spin the wheel to ensure it runs true and that the tyre is evenly seated all around.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are unsure about the installation process, it is advisable to seek assistance from a qualified bicycle mechanic.\u003c\/p\u003e","brand":"ULIP","offers":[{"title":"Default Title","offer_id":64137542631801,"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-20x4-04-9-for-electric-bike-engwe-engine-pro","provider":"eVolt.eu","version":"1.0","type":"link"}