{"product_id":"2000w-e-bike-conversion-kit-rear-wheel-50a-controller-ukc1-display-48v-52v-battery-cassette-or-freewheel","title":"2000W E-Bike Conversion Kit Rear Wheel 50A Controller UKC1 Display 48V 52V Battery Cassette or Freewheel","description":"\u003cdiv style=\"max-width: 980px; margin: 20px auto; background: #000000; border: 2px solid #1f6feb; border-radius: 14px; padding: 22px; box-shadow: 0 0 20px rgba(31,111,235,0.22); font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #c9d1d9; line-height: 1.7; font-size: 16px;\"\u003e\n\n\u003c!-- HEADER --\u003e\n\u003cdiv style=\"background: linear-gradient(90deg, #151515c9, #151515c9); border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch3 style=\"margin: 0; color: #58a6ff; font-size: 20px; text-transform: uppercase; letter-spacing: 0.8px; font-weight: 800;\"\u003e\n⚡ 2000W Rear E-Bike Conversion Kit ⚡  \u003c\/h3\u003e\n  \u003cp style=\"margin: 6px 0 0; color: #8b949e;\"\u003e\nPremium rear hub motor kit with UKC1 Plus limiter, 50A sinewave controller, cassette or freewheel axle options, and multiple battery choices.  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- KEY FEATURES --\u003e\n\u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n🚴 Motor \u0026amp; Wheel Options\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e2000W rear gearless hub motor\u003cbr\u003e\n35mm wide magnets with 3mm thick magnet design\u003cbr\u003e\nM12 cassette axle option – suitable for 1 to 11 speed cassette setups with HG style Shimano hub body\u003cbr\u003e\nM14 freewheel axle option – supplied with a 7-speed freewheel pre-installed\u003cbr\u003e\nDouble wall anodised black MTX39 aluminium rim\u003cbr\u003e\nBlack stainless steel spokes with stainless steel nipples\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003c!-- COMPATIBILITY --\u003e\n\u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n⚙️ Compact 50A Sinewave Controller\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003eThe kit is supplied with a small, compact and powerful 50A sinewave controller, designed to deliver smooth acceleration and strong performance.\u003cbr\u003e\u003cbr\u003e\n\n✅ Compact design for cleaner installation\u003cbr\u003e\n✅ Designed to mount to the seatpost tube\u003cbr\u003e\n✅ Supplied with mounting bracketry\u003cbr\u003e\n✅ Can also be enclosed inside the supplied waterproof controller box\u003cbr\u003e\n✅ Smooth sinewave power delivery for a better riding feel\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n  \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n🎛️ UKC1 Plus Display Limiter\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003eThe kit comes with the UKC1 Plus display, which includes a built-in limiter option.\u003cbr\u003e\n\u003cbr\u003e\nPress and hold the minus button for a couple of seconds to activate limiter mode:\n\u003cbr\u003e\n✅ Throttle limited to approximately 6km\/h\u003cbr\u003e\n✅ Pedal assist limited to 25km\/h \/ 15.5mph\u003cbr\u003e\n✅ Designed to HELP comply with UK e-bike laws\u003cbr\u003e\u003cbr\u003e\n⚠️ Out of the box, this kit is intended for off-road\/private land use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n  \n\n      \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n🔋 Battery Options\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003eKit Only – no battery included. The controller is supplied with an XT90 connector, so you will need a compatible battery with an XT90 connection.\u003cbr\u003e\n48V 30Ah Triangle Battery – Samsung 21700 50GB Grade A cells, 50A BMS, supplied with a 4A charger.\u003cbr\u003e\n52V 20Ah Downtube Battery – LG 21700 M50LT Grade A cells, 50A BMS, supplied with a 4A charger.\u003cbr\u003e\n52V 30Ah Triangle Battery – LG 21700 M50LT Grade A cells, 60A smart BMS non-Bluetooth, supplied with a 5A fast charger.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n        \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n📦 What’s Included?\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e✅ 2000W rear hub motor wheel\u003cbr\u003e\n✅ Choice of M12 cassette or M14 7-speed freewheel version\u003cbr\u003e\n✅ 50A sinewave controller\u003cbr\u003e\n✅ UKC1 Plus display with limiter function\u003cbr\u003e\n✅ Suron style full twist throttle with waterproof plug\u003cbr\u003e\n✅ Black waffle grips\u003cbr\u003e\n✅ Pedal assist sensor\u003cbr\u003e\n✅ Double wall aluminium black MTX39 rim\u003cbr\u003e\n✅ Black stainless steel spokes with stainless steel nipples\u003cbr\u003e\n✅ Cable ties\u003cbr\u003e\n✅ Crank removal tool\u003cbr\u003e\n✅ Cassette removal tool\u003cbr\u003e\n✅ 4 x stainless steel custom torque arms designed by UK E Bike Parts®\u003cbr\u003e\n✅ 2 x one-piece teardrop style torque arms\u003cbr\u003e\n✅ 2 x two-piece torque arms\u003cbr\u003e\n✅ 3-to-1 data cable with waterproof plugs for cleaner cable management\u003cbr\u003e\n✅ Waterproof controller box\u003cbr\u003e\n✅ Optional battery bundle depending on selected option\u003cbr\u003e\u003cbr\u003e\n⚠️ Please note: Brake sensors are not included with this kit. If required, they can be purchased separately for £19.99.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n        \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n🛡️ Custom Torque Arm System\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003eThis kit includes four stainless steel custom torque arms, designed by UK E Bike Parts®.\u003cbr\u003e\u003cbr\u003e\n\nYou receive both styles so you can choose the best option depending on your bike’s dropout design:\u003cbr\u003e\n\n2 x one-piece teardrop style torque arms\u003cbr\u003e\n2 x two-piece torque arms\u003c\/li\u003e\n\u003cbr\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n        \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n🛠️ Installation Tips  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e🔧 Make sure axle nuts and torque arms are fitted securely\u003cbr\u003e\n🔧 Keep the motor cable away from the disc rotor\u003cbr\u003e\n🔧 Check spoke tension after the first few rides\u003cbr\u003e\n🔧 If the controller is placed inside the controller box, we recommend adding a few extra ventilation holes\u003cbr\u003e\n🔧 Keep the motor phase cables away from the other cables, as they can get hot under heavy load\u003cbr\u003e\n🔧 Ensure your frame and dropout spacing are suitable before ordering\u003cbr\u003e\n🔧 Professional installation is recommended if you are not experienced with e-bike conversions\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n          \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n❓ FAQs\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e❓ Does this kit include brake sensors?\u003cbr\u003e\n➡️ No. Brake sensors are optional and can be purchased separately for £19.99.\u003cbr\u003e\u003cbr\u003e\n\n❓ Can I use throttle only?\u003cbr\u003e\n➡️ Yes, throttle use is supported.\u003cbr\u003e\u003cbr\u003e\n\n❓ What is the difference between M12 and M14?\u003cbr\u003e\n➡️ The M12 version is for cassette setups using a Shimano HG style cassette body. The M14 version comes with a 7-speed freewheel pre-installed.\n\u003cbr\u003e\u003cbr\u003e\n❓ Can this be limited?\u003cbr\u003e\n➡️ Yes. The UKC1 Plus display limiter helps limit pedal assist to 25km\/h \/ 15.5mph and throttle to around 6km\/h.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n          \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n🛡️ Warranty\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e✔️ 3 months kit warranty\u003cbr\u003e\n12 months battery warranty when purchased with a battery option\u003cbr\u003e\nWarranty excludes misuse, water damage, wear and tear, incorrect installation, abuse, or unauthorised modifications.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n⚖️ Legality\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003eThis kit is supplied as a high-powered conversion kit.\u003cbr\u003e\nOut of the box, it is intended for off-road\/private land use.\u003cbr\u003e\nThe UKC1 Plus limiter can HELP limit the system to 25km\/h \/ 15.5mph pedal assist.\u003cbr\u003e\nThe rider is responsible for following local laws and regulations.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n      \u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n    🚚 Shipping \u0026amp; Returns\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e📦 Orders dispatched within 24 hours (Mon–Fri) if ordered before 1PM\u003c\/li\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e🚛 Carriers: Royal Mail, DPD or FedEx (Tracked)\u003c\/li\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e⏱️ Estimated delivery: 1–2 working days\u003c\/li\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003e↩️ 30-day FREE returns – Buyer pays postage – Item must be returned in new condition\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n  \n\u003c!-- WHAT'S INCLUDED --\u003e\n\u003cdiv style=\"background: #151515c9; border: 1px solid #30363d; border-radius: 12px; padding: 16px; margin-bottom: 14px;\"\u003e\n  \u003ch4 style=\"margin: 0 0 10px; color: #58a6ff; text-transform: uppercase; letter-spacing: 0.6px; font-size: 16px; border-bottom: 1px solid #30363d; padding-bottom: 8px;\"\u003e\n    🤝 Need Help?\n  \u003c\/h4\u003e\n\n  \u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n    \u003cli style=\"margin: 6px 0;\"\u003eWe aim to respond to all messages within 24 hours Monday–Friday 9am – 6pm and some weekends.\nOur team is always friendly \u0026amp; customer-focused, here to help with your e-bike build. 💬\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003c!-- CTA --\u003e\n\u003cdiv style=\"text-align: center; margin-top: 16px;\"\u003e\n  \u003cdiv style=\"display: inline-block; background: linear-gradient(90deg, #1f6feb, #58a6ff); color: #ffffff; padding: 12px 22px; border-radius: 10px; font-weight: bold; font-size: 15px; letter-spacing: 0.4px; box-shadow: 0 0 12px rgba(88,166,255,0.5);\"\u003e\n    ⚡ Ride Safe! 🚴💨\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"UK E-Bike Parts","offers":[{"title":"26\" Cassette Kit \/ No!","offer_id":58376697643343,"sku":"26\" 35H M12 UKC1+ 50A MTX","price":389.0,"currency_code":"GBP","in_stock":true},{"title":"26\" Cassette Kit \/ Yes! 48V 30AH Triangle","offer_id":58376697676111,"sku":"26\" 35H M12 UKC1+ 50A MTX","price":728.0,"currency_code":"GBP","in_stock":true},{"title":"26\" Cassette Kit \/ Yes! 52V 28AH Triangle","offer_id":58376697708879,"sku":"26\" 35H M12 UKC1+ 50A MTX","price":799.0,"currency_code":"GBP","in_stock":true},{"title":"26\" Cassette Kit \/ Yes! 52V 20AH Downtube","offer_id":58376697741647,"sku":"26\" 35H M12 UKC1+ 50A MTX","price":689.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" Cassette Kit \/ No!","offer_id":58376697774415,"sku":"27.5\" 35H M12 UKC1+ 50A MTX","price":389.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" Cassette Kit \/ Yes! 48V 30AH Triangle","offer_id":58376697807183,"sku":"27.5\" 35H M12 UKC1+ 50A MTX","price":728.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" Cassette Kit \/ Yes! 52V 28AH Triangle","offer_id":58376697839951,"sku":"27.5\" 35H M12 UKC1+ 50A MTX","price":799.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" Cassette Kit \/ Yes! 52V 20AH Downtube","offer_id":58376697872719,"sku":"27.5\" 35H M12 UKC1+ 50A MTX","price":689.0,"currency_code":"GBP","in_stock":true},{"title":"29\" Cassette Kit \/ No!","offer_id":58376697905487,"sku":"29\" 35H M12 UKC1+ 50A MTX","price":389.0,"currency_code":"GBP","in_stock":true},{"title":"29\" Cassette Kit \/ Yes! 48V 30AH Triangle","offer_id":58376697938255,"sku":"29\" 35H M12 UKC1+ 50A MTX","price":728.0,"currency_code":"GBP","in_stock":true},{"title":"29\" Cassette Kit \/ Yes! 52V 28AH Triangle","offer_id":58376697971023,"sku":"29\" 35H M12 UKC1+ 50A MTX","price":799.0,"currency_code":"GBP","in_stock":true},{"title":"29\" Cassette Kit \/ Yes! 52V 20AH Downtube","offer_id":58376698003791,"sku":"29\" 35H M12 UKC1+ 50A MTX","price":689.0,"currency_code":"GBP","in_stock":true},{"title":"26\" 7 Speed Freewheel Kit \/ No!","offer_id":58376698036559,"sku":"26\" E-P 2000W 50A UKC1 M14 7 SPEED","price":389.0,"currency_code":"GBP","in_stock":true},{"title":"26\" 7 Speed Freewheel Kit \/ Yes! 48V 30AH Triangle","offer_id":58376698069327,"sku":"26\" E-P 2000W 50A UKC1 M14 7 SPEED","price":728.0,"currency_code":"GBP","in_stock":true},{"title":"26\" 7 Speed Freewheel Kit \/ Yes! 52V 28AH Triangle","offer_id":58376698102095,"sku":"26\" E-P 2000W 50A UKC1 M14 7 SPEED","price":799.0,"currency_code":"GBP","in_stock":true},{"title":"26\" 7 Speed Freewheel Kit \/ Yes! 52V 20AH Downtube","offer_id":58376698134863,"sku":"26\" E-P 2000W 50A UKC1 M14 7 SPEED","price":689.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" 7 Speed Freewheel Kit \/ No!","offer_id":58376698167631,"sku":"27.5\" E-P 2000W 50A UKC1 M14 7 SPEED","price":389.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" 7 Speed Freewheel Kit \/ Yes! 48V 30AH Triangle","offer_id":58376698200399,"sku":"27.5\" E-P 2000W 50A UKC1 M14 7 SPEED","price":728.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" 7 Speed Freewheel Kit \/ Yes! 52V 28AH Triangle","offer_id":58376698233167,"sku":"27.5\" E-P 2000W 50A UKC1 M14 7 SPEED","price":799.0,"currency_code":"GBP","in_stock":true},{"title":"27.5\" 7 Speed Freewheel Kit \/ Yes! 52V 20AH Downtube","offer_id":58376698265935,"sku":"27.5\" E-P 2000W 50A UKC1 M14 7 SPEED","price":689.0,"currency_code":"GBP","in_stock":true},{"title":"29\" 7 Speed Freewheel Kit \/ No!","offer_id":58376698298703,"sku":"29\" E-P 2000W 50A UKC1 M14 7 SPEED","price":389.0,"currency_code":"GBP","in_stock":true},{"title":"29\" 7 Speed Freewheel Kit \/ Yes! 48V 30AH Triangle","offer_id":58376698331471,"sku":"29\" E-P 2000W 50A UKC1 M14 7 SPEED","price":728.0,"currency_code":"GBP","in_stock":true},{"title":"29\" 7 Speed Freewheel Kit \/ Yes! 52V 28AH Triangle","offer_id":58376698364239,"sku":"29\" E-P 2000W 50A UKC1 M14 7 SPEED","price":799.0,"currency_code":"GBP","in_stock":true},{"title":"29\" 7 Speed Freewheel Kit \/ Yes! 52V 20AH Downtube","offer_id":58376698397007,"sku":"29\" E-P 2000W 50A UKC1 M14 7 SPEED","price":689.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/3421\/3711\/files\/ChatGPTImageAug3_2026_09_48_33PM.png?v=1785778133","url":"https:\/\/ukebikepartsdirect.com\/products\/2000w-e-bike-conversion-kit-rear-wheel-50a-controller-ukc1-display-48v-52v-battery-cassette-or-freewheel","provider":"UK E-Bike Parts","version":"1.0","type":"link"}