{"product_id":"inner-tube-chaoyang-20x4-04-9-for-electric-bike-engwe-l20","title":"Chaoyang Inner Tube 20 x 4.0\/4.9 for Engwe L20 Electric Bicycle","description":"\u003ch2\u003eChaoyang Inner Tube 20 x 4.0\/4.9 for Engwe L20 Electric Bicycle\u003c\/h2\u003e\n\u003cp\u003eThis Chaoyang inner tube is specifically designed for electric bicycles, offering a suitable replacement for the Engwe L20 model. It is compatible with tyres marked 20 x 4.0 or 20 x 4.9, commonly found on fat-tyre electric bikes.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features and Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Chaoyang Inner Tube 20 x 4.0\/4.9\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntended Use:\u003c\/strong\u003e Replacement inner tube for Engwe L20 Electric Bicycle.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTyre Compatibility:\u003c\/strong\u003e Designed for 20-inch nominal diameter tyres with widths ranging from 4.0 to 4.9 inches. Always check the sidewall marking of your existing tyre to confirm compatibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Features a Schrader valve (also known as an American valve or car 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, it is crucial to verify the dimensions marked on the sidewall of your existing tyre. While this inner tube is specified for the Engwe L20, tyre sizes can vary. Look for markings such as \"20 x 4.0\" or \"20 x 4.9\" on your tyre. Additionally, confirm that your wheel rim is designed for a Schrader valve and that the valve hole accommodates the 32mm length.\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. Before installation:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCarefully inspect the inside of the tyre for any sharp objects, debris, or damage that could puncture the new tube.\u003c\/li\u003e\n  \u003cli\u003ePartially inflate the new inner tube to give it shape, which helps prevent pinching during installation.\u003c\/li\u003e\n  \u003cli\u003eEnsure the valve is correctly seated in the rim hole and that the tube is not twisted inside the tyre.\u003c\/li\u003e\n  \u003cli\u003eWhen seating the tyre bead, check that the inner tube is not caught between the tyre bead and the rim.\u003c\/li\u003e\n  \u003cli\u003eInflate the tyre gradually, checking that the tyre bead is evenly seated around the rim on both sides. Refer to the pressure recommendations on your tyre's sidewall for safe inflation.\u003c\/li\u003e\n  \u003cli\u003eAfter installation, re-check tyre pressure regularly to maintain optimal performance and prevent flats.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ULIP","offers":[{"title":"Default Title","offer_id":64137542730105,"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-l20","provider":"eVolt.eu","version":"1.0","type":"link"}