{"product_id":"koolux-bk6s-folding-electric-bike","title":"KOOLUX BK6S Folding Electric Bike | 750W Motor | 48V 13Ah Battery | 20×4.0 Fat Tyres","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eKOOLUX BK6S \u003c\/strong\u003eis a folding electric bike built for riders looking for strong motor performance, wide tyres and a practical folding frame. It combines a brushless rear hub motor with a 48V lithium battery, Shimano 7-speed gearing and 20 × 4.0 inch fat tyres.\u003c\/p\u003e\n\u003cp\u003eThe bike is equipped with a \u003cstrong\u003e750W motor\u003c\/strong\u003e and is specified with a maximum speed of up to \u003cstrong\u003e50 km\/h\u003c\/strong\u003e. Its wide tyres provide additional traction and stability across suitable private-land surfaces, while the front suspension system helps absorb impacts from uneven terrain.\u003c\/p\u003e\n\u003cp\u003eA removable \u003cstrong\u003e48V 13Ah lithium battery\u003c\/strong\u003e provides a manufacturer-stated assisted range of approximately \u003cstrong\u003e45–90 km\u003c\/strong\u003e, depending on rider weight, terrain, weather, riding mode and other conditions. The folding aluminium alloy frame allows the bike to be stored more compactly when required.\u003c\/p\u003e\n\u003cp\u003eThe BK6S 4.0 also includes mechanical disc brakes, Shimano 7-speed gearing, an LCD display, integrated lighting and IP54-rated protection. Its combination of wide tyres, suspension and folding construction makes it suitable for recreational and off-road riding where legally permitted.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e750W Brushless Rear Hub Motor\u003c\/li\u003e\n\u003cli\u003e48V 13Ah Lithium Battery\u003c\/li\u003e\n\u003cli\u003eRemovable Battery Design\u003c\/li\u003e\n\u003cli\u003eMaximum Speed Up to 50 km\/h\u003c\/li\u003e\n\u003cli\u003eManufacturer-Stated Range: 45–90 km\u003c\/li\u003e\n\u003cli\u003e20 × 4.0 Inch Fat Tyres\u003c\/li\u003e\n\u003cli\u003eFront Fork Suspension\u003c\/li\u003e\n\u003cli\u003eShimano 7-Speed Transmission\u003c\/li\u003e\n\u003cli\u003eMechanical Disc Brakes\u003c\/li\u003e\n\u003cli\u003eFoldable Aluminium Alloy Frame\u003c\/li\u003e\n\u003cli\u003eLCD Display\u003c\/li\u003e\n\u003cli\u003eIntegrated Front \u0026amp; Rear Lighting\u003c\/li\u003e\n\u003cli\u003eIP54 Water-Resistance Rating\u003c\/li\u003e\n\u003cli\u003eMaximum Load Capacity: 120 kg\u003c\/li\u003e\n\u003cli\u003eCompact Folding Design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eKOOLUX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBK6S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBike Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFolding Electric Bike\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e750W Brushless Rear Hub Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBattery\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e48V 13Ah Lithium Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBattery Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRemovable Lithium-Ion Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMaximum Speed\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eUp to 50 km\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRange\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eApproximately 45–90 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWheel Size\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e20 × 4.0 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eTyres\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e20 × 4.0 Inch Fat Tyres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSuspension\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFront Fork Suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eBrakes\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMechanical Disc Brakes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eGearing\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eShimano 7-Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMotor Position\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRear Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFrame Material\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAluminium Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWater-Resistance Rating\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eIP54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMaximum Load\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e120 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCharging Time\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eApproximately 6.5–7 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eExpanded Dimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e1820 × 600 × 1100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eFolded Dimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e960 × 380 × 750 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eApproximately 34.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCertification Listed by Manufacturer\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCE \/ UKCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-output 750W brushless rear hub motor\u003c\/li\u003e\n\u003cli\u003e48V 13Ah removable lithium battery\u003c\/li\u003e\n\u003cli\u003eWide 20 × 4.0 inch tyres for enhanced traction\u003c\/li\u003e\n\u003cli\u003eFront suspension for improved comfort over uneven surfaces\u003c\/li\u003e\n\u003cli\u003eShimano 7-speed gearing\u003c\/li\u003e\n\u003cli\u003eMechanical disc braking system\u003c\/li\u003e\n\u003cli\u003eFoldable aluminium alloy frame\u003c\/li\u003e\n\u003cli\u003eLCD display for monitoring riding information\u003c\/li\u003e\n\u003cli\u003eIntegrated lighting for improved visibility\u003c\/li\u003e\n\u003cli\u003eIP54-rated design\u003c\/li\u003e\n\u003cli\u003eSuitable for recreational and off-road riding on permitted private land\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch4\u003eWhat motor does the KOOLUX BK6S use?\u003c\/h4\u003e\n\u003cp\u003eThe BK6S 4.0 uses a \u003cstrong\u003e750W brushless rear hub motor\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4\u003eWhat battery does the BK6S 4.0 have?\u003c\/h4\u003e\n\u003cp\u003eIt is equipped with a removable \u003cstrong\u003e48V 13Ah lithium battery\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4\u003eWhat is the maximum speed?\u003c\/h4\u003e\n\u003cp\u003eThe current KOOLUX specification lists a maximum speed of up to \u003cstrong\u003e50 km\/h\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4\u003eWhat range can the bike achieve?\u003c\/h4\u003e\n\u003cp\u003eThe manufacturer states an approximate range of \u003cstrong\u003e45–90 km\u003c\/strong\u003e. Actual range varies according to rider weight, terrain, weather, riding mode, tyre pressure, and other conditions.\u003c\/p\u003e\n\u003ch4\u003eDoes the BK6S fold?\u003c\/h4\u003e\n\u003cp\u003eYes. The aluminium alloy frame features a folding design. The stated folded dimensions are approximately 960 × 380 × 750 mm.\u003c\/p\u003e\n\u003ch4\u003eDoes it have suspension?\u003c\/h4\u003e\n\u003cp\u003eYes. The BK6S 4.0 is equipped with front fork suspension to improve comfort over suitable uneven surfaces.\u003c\/p\u003e\n\u003ch4\u003eWhat gearing does it use?\u003c\/h4\u003e\n\u003cp\u003eThe bike uses a Shimano 7-speed transmission.\u003c\/p\u003e\n\u003ch4\u003eIs the KOOLUX BK6S EAPC compliant in the UK?\u003c\/h4\u003e\n\u003cp\u003eNo. The current specification identifies a \u003cstrong\u003e750W motor\u003c\/strong\u003e and a maximum speed of up to \u003cstrong\u003e50 km\/h\u003c\/strong\u003e. These specifications exceed the principal UK EAPC limits of a maximum 250W continuous rated motor and motor assistance cutting off at 25 km\/h. It should therefore not be advertised as a UK EAPC-compliant bicycle based on these specifications.\u003c\/p\u003e\n\u003ch3\u003eOff-Road Compliance Notice\u003c\/h3\u003e\n\u003cdiv style=\"background: #fff3cd; border: 2px solid #e0a800; padding: 15px; border-radius: 6px; margin-top: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ PRIVATE LAND \/ OFF-ROAD USE ONLY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis KOOLUX BK6S specification is equipped with a \u003cstrong\u003e750W motor\u003c\/strong\u003e and has a manufacturer-listed maximum speed of up to \u003cstrong\u003e50 km\/h\u003c\/strong\u003e. These specifications exceed the principal UK EAPC limits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis model should not be represented as a UK EAPC-compliant bicycle.\u003c\/strong\u003e Use on public roads, cycle tracks or other areas subject to UK EAPC requirements may require a different legal classification, registration, insurance or other permissions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor UK customers, use this specification only on private land or other areas where its use is legally permitted.\u003c\/strong\u003e The purchaser is responsible for checking and complying with all applicable laws before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Koolux","offers":[{"title":"Black","offer_id":55341140902267,"sku":"BIKE-KOOLUX-BK6S-BLK","price":669.0,"currency_code":"GBP","in_stock":true},{"title":"Grey","offer_id":55341140935035,"sku":"BIKE-KOOLUX-BK6S-SLV","price":669.0,"currency_code":"GBP","in_stock":true},{"title":"Blue","offer_id":55341140967803,"sku":"BIKE-KOOLUX-BK6S-BLU","price":699.0,"currency_code":"GBP","in_stock":true},{"title":"Red","offer_id":55341141000571,"sku":"BIKE-KOOLUX-BK6S-RED","price":699.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0906\/1292\/4795\/files\/KOOLUX_BK6_Foldable_Electric_Bike.jpg?v=1744733415","url":"https:\/\/wheeltrek.co.uk\/products\/koolux-bk6s-folding-electric-bike","provider":"WheelTrek","version":"1.0","type":"link"}