12 months
of TrailSurge support
- UK-based fault support
- Battery, motor and frame fully covered.
- Repair, parts or another suitable solution where eligible
New
Isinwheel U4 Step-Through Folding Electric Bike
SKU: ISW-U4-STEP-THROUGH-FOLDING
Motor
250W
Battery
36V 10.4AH
Speed
15.5 MPH
Range
55 MILES
£415.99
In stock
17 sold this week
Finance
From —/mo
24, 36 or 48 months at 15.9% APR
6 or 12 months at 0% interest
Shop Pay
From £34.67/mo
12 months at 0% interest
Up to 24 months available
Choose your delivery setup
Free Premium Delivery
Get it between
calculating…
()
Rated Excellent on Trustpilot
Trusted by TrailSurge customers
Home Delivery Tracked options shown at checkout
Delivery options
Choose your delivery option at checkout. Availability may vary by product, stock location and postcode.
Trusted delivery partners
- Tracking details are sent once your order has been dispatched
- Some large, heavy or specialist items may arrive with a dedicated courier
- Remote areas, Highlands, islands and non-mainland postcodes may require extra time or a delivery surcharge
Click & Collect Collection from our Nuneaton workshop
Collect from our Nuneaton workshop
Collection is available by appointment from our Nuneaton workshop. The preparation time depends on where the product is currently stored. Contact us before ordering for the latest availability, or place your order and we will confirm when it is ready to collect.
Best Price Guaranteed Found the same product for less?
Best Price Guaranteed
Seen the exact same product advertised for less? Send us the live offer before you order and we’ll check whether we can match it.
- We consider genuine UK retailer offers for items that are in stock
- The model, specification, colour, condition and delivery terms must be like-for-like
- Marketplace or private sellers, used or clearance items, private codes, finance-only offers, bundle deals and obvious errors are excluded
Usually answered within 24 hours. Need a quicker answer? WhatsApp us or call 0800 099 6187.
Why Buy From TrailSurge? UK showroom, product support & aftercare
Buy your Isinwheel U4 Step-Through Folding Electric Bike with UK-based support
TrailSurge is a UK retailer with a showroom and workshop in Nuneaton. Our team can help before you order and continue supporting you after your Isinwheel U4 Step-Through Folding Electric Bike arrives.
- UK-based customer support before and after your purchase
- Showroom and workshop in Nuneaton
- Help with product questions, setup, parts and aftercare
- Tracked UK delivery with support if you need help with your order
- Speak to a real member of our team before placing your order
Why buy through TrailSurge?
For the best UK-based support and aftercare, we recommend buying through TrailSurge rather than ordering directly from overseas manufacturers or China-based sellers, where returns, warranty support and parts handling can be more difficult.
Need help with the Isinwheel U4 Step-Through Folding Electric Bike?
Ask our team a question before ordering.
Road use notice: This bike is over 250W and is for private land/off-road use only. Need a UK road-compliant option?
View road legal e-bikes
.
Trail Surge Warranty Plus
FULL OFFICIAL WARRANTY INCLUDED
UK-based support alongside the manufacturer warranty
TRAILSURGE COVER
12 months
More confidence after you buy
TrailSurge Warranty+ gives you a direct UK warranty alongside the product’s manufacturer warranty.
Manufacturer warranty period
See product details
Manufacturer cover
Manufacturing defects within the applicable warranty period.
Typical component protection
Eligible faults affecting the frame and forks, motor and drive system, controller, battery and BMS, charger, wiring, display, gears, brakes and factory-fitted controls.
Description
-
Step-through folding frame | Removable 36V 10.4Ah battery | Up to 55 miles manufacturer-stated range
The Isinwheel U4 Step-Through Folding is a electric bike featuring step-through folding frame, removable 36V 10.4Ah battery.
Key features
- Step-through folding frame
- Removable 36V 10.4Ah battery
- Up to 55 miles manufacturer-stated range
Advertised range is a manufacturer claim; actual range varies with rider, terrain, speed and weather.
UK legal status: Confirm the exact supplied motor rating, assistance cut-off and throttle configuration against UK EAPC rules before using on public roads or cycle paths.
Specifications
| Brand | Isinwheel |
|---|---|
| Motor Power | 250W |
| Battery | 36V 10.4Ah |
| Top Speed | 15.5 MPH |
| Max Range | 55 MILES |
What’s Included in the Box?
1 x Isinwheel U4 Step-Through Folding Electric Bike
1 x Charger
1 x Tool Kit
1 x User Manual
Assembly Information
Assembly Video
Watch the assembly guide below before first setup.
Frequently Asked Questions
A REAL SHOWROOM. A REAL TEAM.
Come and see us in person.
We have a real showroom and workshop in Nuneaton. See a selection of electric bikes, scooters and dirt bikes, speak to our team, and buy with confidence knowing who is here to help.
Appointment only. Please confirm the model you want to see before travelling.
Visit us in NuneatonUnit 62, Centenary Business Centre, CV11 6RY
Isinwheel U4 Step-Through Folding Electric Bike
£415.99
