What are the 20 × 4-inch fat tyres on the FF500 actually good for?

The wide tyres create a larger contact patch and a more planted feel on loose, uneven or poor-quality surfaces. Combined with the front suspension, they make the FF500 more forgiving than a narrow-tyre city bike.The trade-offs are extra weight and rolling resistance. Fat tyres are useful for comfort and stability, but they do not make the bike a substitute for a purpose-built mountain bike on technical trails.

Can the FF500 battery be removed for charging?

Yes. DYU lists a removable 48V 14Ah battery, so it can be charged away from the bike. This is particularly useful because the complete FF500 is heavy and inconvenient to move just to reach a socket.

What range should I realistically expect from the FF500?

DYU advertises up to around 70km from the 48V 14Ah battery under favourable conditions. A 31kg bike on 4-inch fat tyres can use considerably more energy when ridden hard, uphill or on soft ground.For real trip planning, leave a generous reserve and expect rider weight, tyre pressure, temperature, terrain and assistance level to make a noticeable difference.

Is the DYU FF500 Folding Fat Tyre Electric Bike easy to assemble?

The DYU FF500 Folding Fat Tyre Electric Bike arrives mostly assembled. Final setup normally includes aligning and securing the handlebars, fitting the pedals and completing essential safety checks. Allow approximately 20–30 minutes.

Is the DYU FF500 Folding Fat Tyre Electric Bike water resistant?

The DYU FF500 Folding Fat Tyre Electric Bike is not fully waterproof. Avoid prolonged exposure to heavy rain, and never submerge or pressure wash the bike or its electrical components. After riding in wet conditions, wipe the bike dry and store it in a dry, sheltered location.

AUSTRIA

FAST DELIVERY TO AUSTRIA • DISPATCHED FROM EU WAREHOUSES • NO IMPORT FEES • ALL TAXES INCLUDED • FAST DELIVERY TO AUSTRIA • DISPATCHED FROM EU WAREHOUSES • NO IMPORT FEES • ALL TAXES INCLUDED • FAST DELIVERY TO AUSTRIA • DISPATCHED FROM EU WAREHOUSES • NO IMPORT FEES • ALL TAXES INCLUDED •

DYU FF500 Folding Fat Tyre Electric Bike 48V 14Ah DYU

DYU FF500 Folding Fat Tyre Electric Bike

Motor

500W

Battery

48V 14AH

Speed

25 KM/H

Range

69 KM

€1.199,00

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Price shown is the price you payTaxes and standard EU delivery included. No import charges on arrival.

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EU consumer protectionMinimum 2-year legal guarantee

Your rights under EU consumer law

EU consumer rules provide a minimum 2-year legal guarantee from delivery if a product is faulty or does not match its description. Some countries offer longer protection.

As the seller, we are responsible for qualifying faults. This normally means a free repair or replacement. Where the law provides, you may instead be entitled to a price reduction or refund.

Any manufacturer warranty is an additional benefit and does not replace or reduce your legal rights. To report an issue, contact us with your order number and details of the fault.

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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 .

Description

The DYU FF500 folding e bike is a compact powerhouse designed for riders who want all-terrain capability and convenience in one package. With its fat tyres, foldable frame, and robust 250W motor, this bike can take on city streets or forest trails with equal ease.

Smooth Power Delivery
Enjoy responsive pedal-assist and throttle control powered by a 250W motor. Whether you're commuting or exploring, the FF500 adapts to your pace and terrain effortlessly.

Comfort & Control
The front suspension and wide 20x4” tyres soak up bumps and uneven ground, while Shimano gears and disc brakes give you precise control no matter the surface.

Smart Battery System
The 48V 14Ah lithium battery delivers impressive range and performance. Easily removable for off-bike charging, it gives you flexibility for everyday use.

Tech You Can Trust
Track speed, battery level, and assist mode on the intuitive LCD display. The FF500 also includes integrated front and rear lights for safety in low-light riding.

Built for Everyday Use
Fold it in seconds to store in your boot, hallway, or office. With a max load of 150kg and rugged build quality, the FF500 is made to handle daily commutes, weekend rides, and everything in between.

This model is part of our electric bikes range. If you are comparing compact or easy-storage options, browse our folding electric bikes, and electric bikes with throttle.

Specifications

Collection	DYU Electric Bikes
Brand	DYU
Motor Power	500W
Battery	48V 14AH
Top Speed	15.5 MPH
Max Range	43 Miles
Charging Time	5+ Hours

Shock Absorbers	Front
Wheel Size	20inch x 4.0 Fat Tyre
Brakes	Dual Mechanical Disc Brakes
Gears	7 Speed Shimano Gears
Bike Weight	28KG
Max Climb	15 degrees

Size & Rider Fit

Check rider measurements and sizing before you order.

Maximum load 150KG

More measurements & dimensions

DYU FF500 Folding Fat Tyre Electric Bike size and dimensions

Sizes are a guide. Rider proportions, footwear and setup can affect fit.

A close-up of a bicycle handlebar displaying a digital screen with speed, battery, and various mode indicators in color. The throttle and brake controls are also visible.

Multifunction Color Display & Smart Controls

Stay informed with a bright, full-colour LCD that shows speed, assist level, battery status, trip distance and more. Integrated buttons let you switch assist modes, activate cruise or walk modes, and control lights, giving you smarter riding at your fingertips.

Close-up of a bicycle’s rear wheel showing the Shimano gear cassette, derailleur, chain, black spokes, tire tread, and an orange reflector attached to the frame.

Reliable Shimano Drivetrain & Powerful Rear Motor

A robust rear hub motor works in harmony with the Shimano Tourney 7‑speed cassette, giving you smooth pedal assistance and responsive throttle control. Shift gears effortlessly and enjoy consistent power delivery for hills, trails and city commutes.

Close-up of a blue electric bicycle frame with a removable black battery partially slid out from the compartment. The rear tire and part of the bike fender are visible in the background.

Removable 48 V Battery With Secure Lock

The high‑capacity lithium battery slides neatly into the frame and locks with a key for security. Easily remove it for off‑bike charging and enjoy long‑range power without compromising on style or convenience.

What’s Included in the Box?

1 x DYU FF500 Folding Fat Tyre Electric Bike

1 x Charger

2X Keys

1 x Tool Kit

1 x User Manual

Assembly Information

Assembly Video

Watch the assembly guide below before first setup.

Download Product Manual

Spare Parts for This Model

We stock a range of spare parts in the UK and can source additional components for this model. Contact our team to check prices, compatibility and availability.

Speak to our team+44 24 7693 9925 Email for a quote