AMCargoBikes
AMCargo Bikes Ultimate Harmony Tadpole Cargo Electric Tricycle 250W
AMCargo Bikes Ultimate Harmony Tadpole Cargo Electric Tricycle 250W
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AMCargoBikes Ultimate Harmony Electric Cargo Trike – Black-Woodgrain
Redefining premium cargo biking, the Ultimate Harmony Electric Tricycle by AMCargoBikes combines Danish design with top-tier performance. This updated, slim-frame model features a matte black finish with a stunning oil-treated woodgrain cargo box, offering both style and functionality.
Powered by a reliable 250W Dapu motor and a durable 13Ah battery, it delivers smooth, electric-assisted rides up to 60km per charge—perfect for daily commutes or family outings. The hydraulic disc brakes with electric braking system offer exceptional stopping power and low-maintenance reliability, while anti-puncture Kenda tires ensure a stable ride on both urban streets and rougher terrain.
Highlights include:
- Advanced Anti-Tilt steering system for better balance and control
- High-performance TEKTRO/BENGAL hydraulic brakes with electronic cutoff
- Premium Shimano gears and smooth handling
- Hand-assembled in Denmark for superior build quality
- Designed for comfort, durability, and long-term performance
💡 Ideal for families, eco-conscious commuters, or businesses, the Ultimate Harmony is AMCargo’s flagship model—crafted for those who demand the best in electric cargo biking.
Useful features
- Durable Anti-Puncture Tyres – Built for long-lasting performance on urban and off-road surfaces
- Premium Front & Rear Mudguards – Keep you clean and dry in all weather conditions
- Integrated Luggage Rack with Straps – Secure your cargo with ease and confidence
- Full Chain Guard – Protects the drivetrain and keeps clothes grease-free
- Integrated Bell & High-Visibility Reflectors – Enhanced safety and road awareness
- Dual High-Intensity LED Headlights + Rear Light – Stay visible and ride safely, day or night
- 4-Point Y-Style Safety Harnesses – Secure seating for up to 4 children
- Spacious Wooden Bench Seat – Comfortably accommodates 4 kids
- Low Step-Board for Easy Access – Hassle-free entry and exit for little passengers
- Quick-Release Saddle – Effortless height adjustments for shared or family use
Key Features
- Colour: Matte Black Frame (5 Treatments Containing: Paint, Lacquering, Antirust Treatment and Anti-Slip Seal)
- Wooden box: Designed in Oil-Treated and Lacquered Birch and Poplar Wood, Which Gives a Timeless and Modern Look. With Plenty of Space for Children
- Steering: Newest” Anti-Tilt” Patented Steering/Handlebar System with Self- Straightens Adjusting Function. Makes it Super Easy to Turn and Steer, Straightens Automatically
- Display: Easy and User-Friendly Digital LCD Display with USB Charger Output and Many Different Speed Levels.
- Electronic “Walking mode”: Hold Down a Button on the Display and the Bike Drives up to 5 km/h.
- Motor: Powerful and Robust 250W Brushless Engine with Latest “Low-Energy Consumption & No Noise” Technology and Provides up to a Maximum of 25 km/h at the Highest Speed Level and of Course CE Approved.
- Battery: 36V, 13 Ah Li-ion Battery – 468WH – Anti-theft Lock (CE, GS and TUV approved).
- Charger: Intelligent TURBO Charger, with Reduced Charging Time and Stops Charging When the Battery is Fully Charged.
- Gear: 7 External Shimano Tourney(SIS) Gear with Freewheel and a Shimano Front Gear Shifter.
- Brakes: Tektro Hydraulic Brakes Front and Rear with Electric Brake System + Parking Brake
- Front wheels: 20″ Strong Anti-Puncture Kenda Tires with Reflection Line.
- Back wheel: 26″ Strong Anti-Puncture Kenda Tire with Reflection Line.
- Rims: Aluminum Wheels Heavy Duty Stainless Spokes.
- Loading capacity: 150 kg.
- Box dimensions: Top measurement 110cm X 72cm (L X B) / Bottom measurement 92cm X 62cm (L X W)
- Weight: 47 kg.
- Dimensions: 222cm X 118cm X 85cm (L X W X H).
Specification
Feature | Specification |
---|---|
Battery Size | 13 Ah / 468 Wh |
Battery Voltage | 36 V |
Weight | 47 kg |
Wheel Size | 20 in (front), 26 in (rear) |
Range (miles) | 40 |
Top Speed (mph) | 15.5 |
Frame Style | Step Through |
Colour Options | Black, Brown |
Brake Type | Disc, Hub, Hydraulic |
Suspension | None |
Material | Alloy Frame, Wooden Cargo Box |
Gears | 7-Speed |
Drive Type | Rear Hub Motor |
Brand | AMCargoBikes |
Why Buy From Us
Every purchase is truly matters to us. That's why we're dedicated to guiding you through every step of your buying journey and we want you to feel completely confident and satisfied with your purchase.
- Excellent customer support, we aim to reply to our customer queries within 4-6 hours.
- Our carefully curated selection features only the highest quality products from top manufacturers.
- We’ll always strive to give you the best price—let us know if you find a better deal elsewhere.
- Every purchase comes with a manufacturer's warranty, providing you with peace of mind.
- Enjoy fast shipping, free on orders over £500, with regular updates on delivery times and hassle-free returns within 14 days.
- We offer a variety of payment options to suit your needs
With our dedication to exceptional customer care, you can trust that you are making a smart choice for your transportation needs.
Don't hesitate, order now and allow us to assist you on your journey.
Delivery and Returns
Enjoy fast shipping, free on orders over £500, with regular updates on delivery times. Please contact us for the site preparation information.
If you would like to return your product, please contact us at info@bikenfitness.com and we will be happy to support. Please refer to our Delivery & Return policy for more information
Have any questions? Please refer to our FAQs or
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Let customers speak for us
from 6 reviewsThis bike is stylish, comfortable, and the 250W motor makes every ride effortless. Battery life is great, and it handles both city roads and light trails with ease. Bike N Fitness made the whole process simple - the website was easy to use, and the team was super helpful. Highly recommend both the bike and the store!

Outstanding customer support and expertise! The team at Bike N Fitness truly knows their e-bikes and takes the time to guide you through every detail. Their advice is clear, professional, and tailored to your needs, making the whole process stress-free. If you’re looking for knowledgeable support and a trusted place to buy e-bikes in the UK, this is it!

Bike N Fitness offers an outstanding online experience for anyone looking to buy e-bikes in the UK. The website is beautifully designed, easy to navigate, and features a premium electric bike collection with great offers.

I really liked this bike! The design is excellent, very comfortable, and feels smooth to ride. Great value for money and highly recommended for anyone looking for a reliable electric bike.

I recently bought the Claud Butler Wrath 2.0 Cues Electric Mountain Bike 2025 (250W), and it has exceeded every expectation I had—and then some! This bike is the perfect fusion of rugged mountain biking capability and smooth electric power assistance.
First off, the 250W motor is a dream. It gives you just the right amount of boost when you need it most—whether you're climbing steep trails, navigating uneven terrain, or just cruising through long rides without tiring out. The power delivery is smooth and intuitive, and it never feels jerky or overwhelming. It's the perfect assist for both beginners and experienced riders alike. The build quality is impressive.
I’ve taken it on forest trails, gravel paths, and even a few rocky hills—and it handles it all like a pro. The gearing system is smooth, giving you a lot of flexibility whether you’re pedaling manually or using the pedal assist. Battery life is excellent too—I easily get multiple long rides on a single charge.
Lastly, huge credit to the "Bike N Fitness" store where I bought it. They were incredibly helpful and knowledgeable. They helped set the bike up perfectly for my height, offered helpful riding tips, and even gave me a discount on accessories like a helmet and lock.
If you're looking for a dependable, exciting, and stylish e-MTB, the Claud Butler Wrath 2025 is absolutely worth it. It’s turned every ride into an adventure—and I can’t recommend it enough!

Bike n Fitness offers an impressive range of products that cater to cycling enthusiasts. Their website is well-designed, intuitive, and makes browsing and purchasing effortless. The collection is carefully curated with excellent quality, and their pricing remains highly competitive. Shan is really helpful and thorough in answering questions. A truly professional and reliable online shopping experience.

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