Is the RFN Warrior easy to assemble?

The RFN Warrior comes mostly assembled and only minor things need to be assembled. This should not take longer than 20-30 minutes to do.

Is the RFN Warrior waterproof?

The RFN Warrior is water-resistant and suitable for riding in light to moderate rain. It is not fully waterproof and should not be submerged. Short term, your product can get a little wet and be in the rain, but any long-term exposure can cause serious problems.

How long does delivery take?

Delivery for the RFN Warrior will take on average 3-5 bays to arrive to you Free Delivery on all orders. Tracking information is provided upon dispatch.

What is your return policy?

We offer a 30-day return policy on the RFN Warrior for unused items in their original packaging. Full details are available on our Returns page.

Do you provide a warranty?

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.

RFN Warrior SX-E400 Kids Electric Dirt Bike - Trail Surge

RFN Warrior SX-E400 Kids Electric Dirt Bike

Name: RFN Warrior SX-E400 Kids Electric Dirt Bike
Brand: RFN
Price: 58095 GBP
Availability: OutOfStock

Motor

250W

Battery

36V 5.2AH

Speed

25 KM/H

Range

18 KM

€813,95 €580,95

Sold out

Pay in 3 €193,65×3

Pay monthly €48,41/mo

Free EU Delivery

Out of stock — contact us for restock ETA

1-Year Warranty

Manufacturer-backed cover

EU Support Team

Quick help & support.

Official RFN

Genuine brand new stock

Product variants:

Trustpilot Rated 4.8

Delivery Information

Restock & next steps

This item is currently sold out and isn’t available for immediate dispatch
If you need a confirmed ETA, contact us with the product name and we’ll check the next incoming stock
Use the “Notify me when available” / restock alert on this page (if enabled) to get an instant email when it returns
We can also recommend an in-stock alternative if you tell us your budget and use-case

Returns

Returns accepted within 30 days for unused items
No returns for change of mind once used

Warranty Information

1-year manufacturer warranty (manufacturing defects under normal use)
Covers faulty components or defects confirmed by the manufacturer
Excludes wear & tear items (e.g. tyres, tubes, brake pads), accidental damage, misuse, water ingress, and unauthorised modifications
If an issue occurs, contact our support team with your order number plus photos/video where possible
We’ll help diagnose the fault and arrange the next step (repair, replacement parts, or warranty support where applicable)

0% APR Finance Options

RFN Warrior Key Features

Quick Summary
The RFN Warrior SX-E400 is a beginner-friendly kids electric dirt bike designed for safe off-road fun and skill development. With controlled power delivery, adjustable speed modes, and a lightweight frame, it’s ideal for younger riders starting their off-road journey.

Smooth & Controlled Electric Power
The electric motor delivers gentle, responsive throttle control, making it easy for new riders to learn balance and braking. Selectable speed modes allow parents to limit top speed as confidence grows.

Built for Off-Road Learning
Knobbly off-road tyres provide reliable grip on dirt and grass, while front and rear suspension absorb bumps and uneven terrain. The strong steel frame is built to handle real off-road use.

Confidence & Safety Focused
Front and rear disc brakes deliver consistent stopping power, helping young riders stay in control. The low seat height and balanced design make the SX-E400 easy to manage for smaller riders.

Low-Maintenance Electric Design
With no petrol, oil, or engine servicing required, the SX-E400 offers hassle-free ownership. Simply charge the battery and ride — clean, quiet, and easy to maintain.

Perfect First Electric Dirt Bike
Designed to help young riders build confidence and skills, the RFN Warrior SX-E400 is an excellent entry-level electric dirt bike for private land and off-road tracks.

RFN Warrior Specifications

Collection	Kids Electric
Brand	RFN
Motor Power	250W
Battery	36V 5.2AH
Top Speed	15.5 MPH
Acceleration Method	Throttle Acceleration
Max Range	11 Miles
Charging Time	3+ Hours

Shock Absorbers	Full Suspension (Front + Back)
Wheel Size	12.5″ Front & Rear
Brakes	Dual Hydraulic Disc Brakes
Bike Weight	21KG
Max Rider Weight	50KG

RFN Warrior SX-E400: 250W motor for beginner-friendly power

Built around a 250W motor, SX-E400 delivers smooth acceleration for young riders learning throttle control. Top speed is listed at 15.5 MPH, with adjustable speed modes so you can match the pace to experience and terrain.

36V 5.2AH battery - short-session friendly range up to 11 Miles

Power comes from a 36V 5.2AH battery, with a claimed maximum range of 11 Miles in suitable conditions. Charging time is listed as 3+ Hours, which suits practice loops and makes it easy to top up between rides.

compact wheel setup: 12.5in tyres, dual hydraulic disc brakes, and full suspension

Full Suspension (Front + Back) helps absorb bumps and keep traction consistent, while Dual Hydraulic Disc Brakes supports confident, predictable stopping. Tyres are listed as 12.5" front and rear, with a listed bike weight of 21KG and a max rider weight of 50KG.