{"product_id":"48v-1000w-250w-electric-bike-conversion-kit-mtx-rear-wheel-battery-7-11-speed-cassette-26-27-5-29-e-bike-upgrade","title":"48V 1000W \/ 250W Electric Bike Conversion Kit – MTX Rear Wheel \u0026 Battery – 7-11 Speed Cassette – 26″ 27.5″ 29″ E-Bike Upgrade","description":"\u003ch1 data-start=\"185\" data-end=\"219\"\u003e🔋🚲 Welcome to MCR Electric ⚡\u003c\/h1\u003e\n\u003cp data-start=\"220\" data-end=\"270\"\u003eReady to turn your bike into something serious? 🚀\u003c\/p\u003e\n\u003cp data-start=\"272\" data-end=\"347\"\u003eIf you want real power, clean wiring, and proper control — this is the kit.\u003c\/p\u003e\n\u003cp data-start=\"349\" data-end=\"423\"\u003eBuilt for DIY riders who want performance without complicated installs 🔧✨\u003c\/p\u003e\n\u003chr data-start=\"425\" data-end=\"428\"\u003e\n\u003ch2 data-start=\"430\" data-end=\"478\"\u003e⚙️ Updated Model – Display-Controlled Limiter\u003c\/h2\u003e\n\u003cp data-start=\"480\" data-end=\"558\"\u003eNo extra key. No messy add-ons.\u003cbr data-start=\"511\" data-end=\"514\"\u003eLimiter is built straight into the display ✅\u003c\/p\u003e\n\u003ch3 data-start=\"560\" data-end=\"587\"\u003e🛣 Road Mode (UK Legal)\u003c\/h3\u003e\n\u003cp data-start=\"588\" data-end=\"742\"\u003eHold the “–” button for 3 seconds:\u003cbr\u003e• 🔒 Speed limited to 15.5mph (25km\/h)\u003cbr data-start=\"661\" data-end=\"664\"\u003e• ⚡ Output reduced to 250W equivalent\u003cbr data-start=\"701\" data-end=\"704\"\u003e• 🚫 Throttle automatically disabled\u003c\/p\u003e\n\u003cp data-start=\"744\" data-end=\"823\"\u003e💡 Once activated, the setting stays saved — even after switching the bike off.\u003c\/p\u003e\n\u003chr data-start=\"825\" data-end=\"828\"\u003e\n\u003ch3 data-start=\"830\" data-end=\"867\"\u003e🔥 Full Power Mode (Off-Road Use)\u003c\/h3\u003e\n\u003cp data-start=\"868\" data-end=\"991\"\u003eRelease the limiter and unlock:\u003cbr\u003e• 🚀 1000W+ performance\u003cbr data-start=\"923\" data-end=\"926\"\u003e• ⚡ Full throttle access\u003cbr data-start=\"950\" data-end=\"953\"\u003e• 💪 Strong acceleration \u0026amp; hill pull\u003c\/p\u003e\n\u003cp data-start=\"993\" data-end=\"1043\"\u003ePerfect for private land, trails \u0026amp; serious riding.\u003c\/p\u003e\n\u003chr data-start=\"1045\" data-end=\"1048\"\u003e\n\u003ch2 data-start=\"1050\" data-end=\"1068\"\u003e⚡ Why This Kit?\u003c\/h2\u003e\n\u003cp data-start=\"1070\" data-end=\"1263\"\u003e🔌 Plug \u0026amp; Play – no cutting wires\u003cbr data-start=\"1103\" data-end=\"1106\"\u003e🔋 Controller supports 36V \/ 48V \/ 52V\u003cbr data-start=\"1144\" data-end=\"1147\"\u003e⚙️ Fits 135–148mm rear dropouts\u003cbr data-start=\"1178\" data-end=\"1181\"\u003e🚴 HG cassette compatible (7–11 speed)\u003cbr data-start=\"1219\" data-end=\"1222\"\u003e💥 Built for torque, not just top speed\u003c\/p\u003e\n\u003cp data-start=\"1265\" data-end=\"1330\"\u003eThis isn’t a basic commuter upgrade.\u003cbr data-start=\"1301\" data-end=\"1304\"\u003eIt’s a proper power setup.\u003c\/p\u003e\n\u003chr data-start=\"1332\" data-end=\"1335\"\u003e\n\u003ch2 data-start=\"1337\" data-end=\"1358\"\u003e📦 What’s Included\u003c\/h2\u003e\n\u003cp data-start=\"1360\" data-end=\"1408\"\u003eEverything you need for a full conversion build:\u003c\/p\u003e\n\u003chr data-start=\"1689\" data-end=\"1692\"\u003e\n\u003ch2 data-start=\"1694\" data-end=\"1728\"\u003e🔋 Battery Option (If Selected)\u003c\/h2\u003e\n\u003cp data-start=\"1410\" data-end=\"1516\"\u003e🔋 48V 19.2Ah LG Battery\u003cstrong\u003e \u003c\/strong\u003e\u003cbr data-start=\"1434\" data-end=\"1437\"\u003e• 30A BMS\u003cbr data-start=\"1446\" data-end=\"1449\"\u003e• Downtube style mount\u003cbr data-start=\"1471\" data-end=\"1474\"\u003e• 3A UK charger\u003cbr data-start=\"1489\" data-end=\"1492\"\u003e• Approx 8 hour charge\u003c\/p\u003e\n\u003cp data-start=\"1518\" data-end=\"1649\"\u003e⚡ 1000W Brushless Gearless Rear Hub Motor\u003cbr data-start=\"1559\" data-end=\"1562\"\u003e• 135mm dropout fit\u003cbr data-start=\"1581\" data-end=\"1584\"\u003e• HG cassette body (7–11 speed)\u003cbr data-start=\"1615\" data-end=\"1618\"\u003e• Spacer required for 7 speed\u003c\/p\u003e\n\u003cp data-start=\"1651\" data-end=\"2020\"\u003e🛞 MTX39 Double Wall Alloy Rim (Black)\u003cbr data-start=\"1689\" data-end=\"1692\"\u003e🧵 36 Black Stainless Spokes\u003cbr data-start=\"1720\" data-end=\"1723\"\u003e📱 SW900 Full Colour Display (USB 5V output)\u003cbr data-start=\"1767\" data-end=\"1770\"\u003e🎛 30A DC Moto Sine Wave Controller\u003cbr data-start=\"1805\" data-end=\"1808\"\u003e💡 Display-controlled headlight\u003cbr data-start=\"1839\" data-end=\"1842\"\u003e🛑 Magnetic brake sensors\u003cbr data-start=\"1867\" data-end=\"1870\"\u003e🌀 Half-twist throttle\u003cbr data-start=\"1892\" data-end=\"1895\"\u003e🚴 Pedal Assist Sensor (PAS)\u003cbr data-start=\"1923\" data-end=\"1926\"\u003e🛡 Waterproof controller box\u003cbr data-start=\"1954\" data-end=\"1957\"\u003e🦾 2x Stainless torque arms\u003cbr data-start=\"1984\" data-end=\"1987\"\u003e🧰 Install accessories included\u003c\/p\u003e\n\u003cp data-start=\"2022\" data-end=\"2057\"\u003eNo hidden extras. No chasing parts.\u003c\/p\u003e\n\u003chr data-start=\"2059\" data-end=\"2062\"\u003e\n\u003ch2 data-start=\"2064\" data-end=\"2082\"\u003e❓ Quick Answers\u003c\/h2\u003e\n\u003cp data-start=\"2084\" data-end=\"2218\"\u003e✔ Works with or without PAS\u003cbr data-start=\"2111\" data-end=\"2114\"\u003e✔ Throttle-only supported (off-road)\u003cbr data-start=\"2150\" data-end=\"2153\"\u003e✔ Brake sensors optional\u003cbr data-start=\"2177\" data-end=\"2180\"\u003e✔ Can run partial setup if preferred\u003c\/p\u003e\n\u003cp data-start=\"2220\" data-end=\"2291\"\u003e⚠ Basic mechanical confidence required.\u003cbr data-start=\"2259\" data-end=\"2262\"\u003eIf unsure — message us first.\u003c\/p\u003e\n\u003chr data-start=\"2293\" data-end=\"2296\"\u003e\n\u003ch2 data-start=\"2298\" data-end=\"2312\"\u003e🛡 Warranty\u003c\/h2\u003e\n\u003cp data-start=\"2314\" data-end=\"2358\"\u003e🔧 3 Months – Kit\u003cbr data-start=\"2331\" data-end=\"2334\"\u003e🔋 12 Months – Battery\u003c\/p\u003e\n\u003cp data-start=\"2360\" data-end=\"2437\"\u003eDoes not cover water damage, misuse, incorrect installation or modifications.\u003c\/p\u003e\n\u003chr data-start=\"2439\" data-end=\"2442\"\u003e\n\u003ch2 data-start=\"2444\" data-end=\"2465\"\u003e⚖️ Legal Info (UK)\u003c\/h2\u003e\n\u003cp data-start=\"2467\" data-end=\"2543\"\u003eLimiter activated:\u003cbr\u003e• 15.5mph max\u003cbr data-start=\"2499\" data-end=\"2502\"\u003e• Throttle disabled\u003cbr data-start=\"2521\" data-end=\"2524\"\u003e• 250W equivalent\u003c\/p\u003e\n\u003cp data-start=\"2545\" data-end=\"2634\"\u003eOut of the box = full power (off-road use).\u003cbr data-start=\"2588\" data-end=\"2591\"\u003eEnable limiter when riding on public roads.\u003c\/p\u003e\n\u003cp data-start=\"2636\" data-end=\"2662\"\u003eAlways ride responsibly 📜\u003c\/p\u003e\n\u003chr data-start=\"2664\" data-end=\"2667\"\u003e\n\u003ch2 data-start=\"2669\" data-end=\"2685\"\u003e🛠 Handy Tips\u003c\/h2\u003e\n\u003cp data-start=\"2687\" data-end=\"2939\"\u003e🔩 Recheck axle nuts \u0026amp; torque arms regularly\u003cbr data-start=\"2731\" data-end=\"2734\"\u003e🔌 Protect motor cable during fitting\u003cbr data-start=\"2771\" data-end=\"2774\"\u003e🛞 Slime tubes help prevent punctures\u003cbr data-start=\"2811\" data-end=\"2814\"\u003e⚙️ Remove brake caliper before installing wheel\u003cbr data-start=\"2861\" data-end=\"2864\"\u003e🔧 Thread-lock rotor bolts\u003cbr data-start=\"2890\" data-end=\"2893\"\u003e🧵 Check spoke tension after first few rides\u003c\/p\u003e\n\u003chr data-start=\"2941\" data-end=\"2944\"\u003e\n\u003ch2 data-start=\"2946\" data-end=\"2960\"\u003e🚚 Shipping\u003c\/h2\u003e\n\u003cp data-start=\"2962\" data-end=\"3128\"\u003e📦 Fully tested before dispatch\u003cbr data-start=\"2993\" data-end=\"2996\"\u003e🚀 Ships within 24 hours (Mon–Fri)\u003cbr data-start=\"3030\" data-end=\"3033\"\u003e📍 Tracked delivery\u003cbr data-start=\"3052\" data-end=\"3055\"\u003e⏱ 2–3 working days typical\u003cbr data-start=\"3081\" data-end=\"3084\"\u003e📦 Weekend delivery available (extra charge)\u003c\/p\u003e\n\u003chr data-start=\"3130\" data-end=\"3133\"\u003e\n\u003ch2 data-start=\"3135\" data-end=\"3148\"\u003e↩️ Returns\u003c\/h2\u003e\n\u003cp data-start=\"3150\" data-end=\"3236\"\u003e✔ 14-day return window\u003cbr data-start=\"3172\" data-end=\"3175\"\u003e✔ Must be unused \u0026amp; complete\u003cbr data-start=\"3202\" data-end=\"3205\"\u003e✔ Buyer covers return postage\u003c\/p\u003e","brand":"Mcr electric","offers":[{"title":"26 Inch Kit without Battery","offer_id":53049416188241,"sku":null,"price":249.0,"currency_code":"GBP","in_stock":true},{"title":"26 Inch Kit with 48V 19.2Ah LG Battery","offer_id":53049416221009,"sku":null,"price":479.0,"currency_code":"GBP","in_stock":true},{"title":"27.5 Inch Kit without Battery","offer_id":53049416253777,"sku":null,"price":249.0,"currency_code":"GBP","in_stock":true},{"title":"27.5 Inch Kit with 48V 19.2Ah LG Battery","offer_id":53049416286545,"sku":null,"price":479.0,"currency_code":"GBP","in_stock":true},{"title":"29 Inch Kit without Battery","offer_id":53049416319313,"sku":null,"price":249.0,"currency_code":"GBP","in_stock":true},{"title":"29 Inch Kit with 48V 19.2Ah LG Battery","offer_id":53049416352081,"sku":null,"price":479.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0944\/4550\/2801\/files\/73_07b988ac-78d0-4324-9ed1-7e0ad7a98e03.png?v=1772123543","url":"https:\/\/mcrelectric.co.uk\/products\/48v-1000w-250w-electric-bike-conversion-kit-mtx-rear-wheel-battery-7-11-speed-cassette-26-27-5-29-e-bike-upgrade","provider":"MCR_ELECTRIC ","version":"1.0","type":"link"}