Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux
Koolux X7 Fat Tyre Electric Bike Koolux

Koolux X7 Fat Tyre Electric Bike

£1,299.00 £899.00
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Free 3–5 Day Express UK Delivery

Product Specifications

Brand Koolux
Bike Type Fat Tyre, Delivery & Cargo
Motor Power 750W
Maximum Speed 15.5 MPH
Maximum Range 54 Miles
Charging Time 7+ Hours
Shock Absorbers Front
Wheel Size 20inch x 4.0 Fat Tyre
Brakes Dual Mechanical Disc Brakes
Gears 7 Speed Shimano Gears
Bike Weight 27KG
Max Climb 15 degrees
Maximum Load 150KG
Description
Reviews

Quick Summary
The KOOLUX X7 is a robust folding e-bike built for serious riders. With a high-capacity 48 V 25 Ah battery, fat tyres, and hydraulic brakes, it offers long-distance, terrain-flexible riding with confidence and comfort.

Power & Range
Choose between a legal 250 W version or an unlocked 750 W version depending on your riding preference. The large battery provides long rides between charges.

Built for Any Terrain
Its 20″ fat tyres and front suspension deliver stability and comfort over rough surfaces, while hydraulic disc brakes offer dependable stopping power.

Smart & Practical Design
Easily fold and store the bike when not in use. The removable battery allows flexible charging locations, and the overall build supports up to 120 kg of rider weight.

Reliable Features
IP54-rated frame protects against splashes. The strong frame and hydraulic brakes add to the bike’s durability and safe, controlled riding experience.
A black electric tricycle with front and rear baskets, labeled KOOLX X7, featuring a 250W motor and 48V 25Ah battery. Text highlights UK shipping and a delivery time of 3-7 days.
Close-up of a KOOLUX electric bike showing its battery mounted below the seat, part of the rear wheel, and the pedal, with grass and trees in the background.
A black electric bicycle with a front basket and rear cargo rack is parked on grass near a tree and path in a park. The bike has thick tires and Koolertron branding on the frame.
A black KOOLUX electric bike with thick tires, front and rear cargo racks, and a digital display is parked on green grass in a park with trees and a walking path in the background.

What's in the box?

Koolux X7 Fat Tyre Electric Bike

1X Main Product (Mostly Built)

1X Charger

1X Charger

1X Toolkit

1X Toolkit

1X Instructions & User Guide

1X Instructions & User Guide

Customer Reviews

Based on 3 reviews
67%
(2)
33%
(1)
0%
(0)
0%
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0%
(0)
E
Elliot S.
Great commuter bike

Display is clear and the controls are simple.

K
Kiran C.
Perfect for my commute

Motor is quiet and the assist comes in smoothly. Needed a quick tyre top‑up on arrival.

Thanks for the review — we’re here if you need help.

P
Poppy T.
Sturdy build

Assembly was straightforward with clear instructions.

Thanks for the review — we’re here if you need help.

4.8

223+ online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

Other Web Reviews:

4.8

223+ online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

What people like

The Koolux X7 is a well-regarded fat tire electric bike that is praised for its powerful performance and versatile, all-terrain capabilities. Riders frequently highlight the bike's long-range, removable battery and hydraulic disc brakes, which provide a smooth, safe, and efficient ride on a variety of surfaces. The bike's folding design also adds to its appeal as a practical and convenient solution for riders with limited storage space.

Pros

  • All-terrain capability: Fat tires handle a variety of surfaces.
  • Long battery range: The large capacity battery offers extended rides.
  • Conveniently foldable: Easy to store and transport.
  • Reliable safety: Features hydraulic disc brakes for superior stopping power.
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Any Questions?

Get instant support from our expert team

0800 099 6187
help@trailsurge.co.uk

Frequently Asked Questions

Find answers to common questions about our products and services.
We offer a 30-day return policy for all unused items in their original packaging. Simply contact our customer service team to initiate a return.
Free Delivery on all orders. Your product will be delivered within 3-5 days. via Express Delivery. We use a panel of trusted couriers such as DPD, UPS, Fedex, DHL. Tracking information is provided upon dispatch.
Once your order ships, you'll receive a tracking number via email. You can use this number to track your package on our website or the carrier's site.
We are confident in the quality of E-Bikes and E-Scooters we offer here at Trail Surge. All Products come with a minimum 12 Month Manufacture Guarantee/Warranty for main components.
Yes 90% Assembled. All products come with a toolkit and an instruction manual. If you need any extra help with setting up your bike you can contact our customer support team.
How often and how far do you plan to ride? For daily commutes, consider a commuter-focused ebike with a comfortable riding position and good range. If you plan to use it for weekend adventures or longer rides, look for a model with a longer range and more powerful motor such as a Mountain E-Bike.

Authorised Brands

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Black text on a white background reads DUOTTS in a bold, modern font. The letter D has a unique solid and outline design, while the remaining letters are simple and rounded.
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The word KOOLUX in all capital letters, with each letter in a different color: K in red, Os and U in green, L in yellow, and X in magenta, on a white background.
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Black RCB logo on a white background, with three parallel vertical lines to the left of the bold letters RCB.
Black stylized text logo that reads IENYRID on a white background. The letters are bold and italicized, giving a sense of motion and modernity.
The image shows the word Hidoes in bold, italicized yellow letters on a white background.
The image displays the word HITWAY in bold, black, uppercase letters on a white background.
The image shows the DYU logo, featuring a bold red graphic resembling a stylized D or checkmark above the black capital letters DYU on a white background.
Black text on a white background reads DUOTTS in a bold, modern font. The letter D has a unique solid and outline design, while the remaining letters are simple and rounded.
Black and white logo featuring a stylized circular emblem above the bold, uppercase text “VARUN” on a plain white background.
The image shows a red geometric S logo above the word SAMEBIKE written in bold, black, modern uppercase letters on a light gray background.
The word KOOLUX in all capital letters, with each letter in a different color: K in red, Os and U in green, L in yellow, and X in magenta, on a white background.
An orange, stylized bird or phoenix symbol appears above the word ENGWE written in a modern, futuristic black font on a white background.
Black geometric logo resembling a stylized bird above the words SUR-RON in modern, bold font, all set against a white background.
Black RCB logo on a white background, with three parallel vertical lines to the left of the bold letters RCB.
Black stylized text logo that reads IENYRID on a white background. The letters are bold and italicized, giving a sense of motion and modernity.
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