{"product_id":"yunscm-20x4-heavy-duty-fat-bike-tyres-pair","title":"YunSCM 20 × 4.0 Fat Bike Tyres (98-406) – Heavy Duty Pair","description":"\u003ch2\u003eYunSCM 20 × 4.0 Heavy Duty Fat Bike Tyres\u003c\/h2\u003e\n\u003cp\u003eThis pair of YunSCM 20 × 4.0 heavy duty fat bike tyres is marked ETRTO 98-406 for compatible 406mm bead-seat rims. The foldable tyres have a directional block tread for compatible fat bicycles and e-bikes used on everyday roads and light off-road surfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePack contains two tyres only. Inner tubes, wheels and rims are not included.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTwo heavy duty 20 × 4.0 fat bicycle tyres.\u003c\/li\u003e\n\u003cli\u003eDirectional block tread, suitable for front or rear fitment on compatible wheels.\u003c\/li\u003e\n\u003cli\u003eFoldable construction for storage and transport.\u003c\/li\u003e\n\u003cli\u003eSuitable for replacing both tyres or keeping a spare.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eYunSCM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePack contents\u003c\/th\u003e\n\u003ctd\u003e2 bicycle tyres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTyre size\u003c\/th\u003e\n\u003ctd\u003e20 × 4.0 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eETRTO size\u003c\/th\u003e\n\u003ctd\u003e98-406\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRim diameter\u003c\/th\u003e\n\u003ctd\u003e406mm bead-seat diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTread\u003c\/th\u003e\n\u003ctd\u003eDirectional block pattern\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eFoldable rubber tyre\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eColour\u003c\/th\u003e\n\u003ctd\u003eDark grey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eInner tubes\u003c\/th\u003e\n\u003ctd\u003eNot included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWill these 20 × 4.0 tyres fit my e-bike?\u003c\/h3\u003e\n\u003cp\u003eThese tyres are marked \u003cstrong\u003e98-406 (20 × 4.0)\u003c\/strong\u003e. Match the bead-seat diameter and check that your rim width, frame and fork have suitable clearance. A 20-inch wheel diameter alone does not confirm that a 4-inch-wide tyre will fit.\u003c\/p\u003e\n\n\u003cp\u003eIf your current tyre has different width markings or you are unsure about fit, \u003ca href=\"\/en-de\/pages\/contact-us\"\u003econtact us\u003c\/a\u003e with photos of the tyre size and wheel. Compatibility depends on the wheel and bike setup, rather than the bike brand alone.\u003c\/p\u003e\n\u003ch3\u003eDirectional block tread\u003c\/h3\u003e\n\u003cp\u003eThe wide tread uses a repeating block pattern. Follow any rotation arrow on the tyre sidewall when fitting, whether you are replacing the front or rear tyre.\u003c\/p\u003e\n\n\u003ch3\u003eFitting and care\u003c\/h3\u003e\n\u003cp\u003eAllow the tyres to regain their shape after unpacking. Check the tyre beads and casing for damage, and inspect the rim and rim tape before fitting. Avoid sharply bending or kinking the beads. Use appropriately sized inner tubes and ensure the tyre is seated evenly around the rim.\u003c\/p\u003e\n\u003cp\u003eFollow the pressure and load limits marked on the tyre and rim, together with your bike's requirements. Check tyre pressure and condition regularly. Ask a qualified cycle mechanic if you are unsure about installation.\u003c\/p\u003e\n\n\u003cp\u003eNeed inner tubes too? See our \u003ca href=\"\/en-de\/products\/yunscm-20x4-heavy-duty-inner-tubes-pair\"\u003eYunSCM 20 × 4.0–4.5 Schrader inner tubes\u003c\/a\u003e, supplied as a pair, and check the valve type and length for your rim.\u003c\/p\u003e\n\u003cp\u003eBrowse all \u003ca href=\"\/en-de\/collections\/tyres-inner-tubes\"\u003etyres and inner tubes\u003c\/a\u003e for other sizes.\u003c\/p\u003e\n\u003cp style=\"margin:16px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0044\/9377\/0822\/files\/yunscm-26x4-tyres-description-01.jpg?v=1790445346\" alt=\"YunSCM Life Lies in Motion brand banner\" width=\"600\" height=\"180\" loading=\"lazy\" style=\"display:block;width:100%;max-width:600px;height:auto;margin:0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:16px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0044\/9377\/0822\/files\/yunscm-20x4-tyres-description-02.jpg?v=1790445407\" alt=\"YunSCM 20 x 4.0 fat bike tyre pair and rider, with product features\" width=\"970\" height=\"600\" loading=\"lazy\" style=\"display:block;width:100%;max-width:970px;height:auto;margin:0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:16px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0044\/9377\/0822\/files\/yunscm-26x4-tyres-description-04.jpg?v=1790445375\" alt=\"YunSCM 20 x 4.0 folding tyre storage and handling guidance\" width=\"970\" height=\"600\" loading=\"lazy\" style=\"display:block;width:100%;max-width:970px;height:auto;margin:0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:16px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0044\/9377\/0822\/files\/yunscm-20x4-tyres-description-04.jpg?v=1790445417\" alt=\"YunSCM fat bike tyre construction and high traction tread detail\" width=\"970\" height=\"600\" loading=\"lazy\" style=\"display:block;width:100%;max-width:970px;height:auto;margin:0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:16px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0044\/9377\/0822\/files\/yunscm-20x4-tyres-description-05.jpg?v=1790445429\" alt=\"YunSCM fat bike tyre pair with rider and comfort information\" width=\"970\" height=\"600\" loading=\"lazy\" style=\"display:block;width:100%;max-width:970px;height:auto;margin:0 auto;\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:16px 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0044\/9377\/0822\/files\/yunscm-20x4-tyres-description-06.jpg?v=1790445439\" alt=\"YunSCM fat bike tyre use scenarios: sand, city, snow and mud\" width=\"970\" height=\"600\" loading=\"lazy\" style=\"display:block;width:100%;max-width:970px;height:auto;margin:0 auto;\"\u003e\u003c\/p\u003e","brand":"YunSCM","offers":[{"title":"Default Title","offer_id":56474439582075,"sku":"ESL-YUN-56474439582075","price":78.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0044\/9377\/0822\/files\/yunscm-20x4-heavy-duty-fat-bike-tyres-pair.jpg?v=1790444720","url":"https:\/\/www.electricscooterslondon.com\/en-de\/products\/yunscm-20x4-heavy-duty-fat-bike-tyres-pair","provider":"Electric Scooters London","version":"1.0","type":"link"}