Is the Koolux BK6S PRO Electric Bike Duel Battery easy to assemble?

The Koolux BK6S PRO Electric Bike Duel Battery 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, or select our professional assembly and PDI service.

Is the Koolux BK6S water resistant?

The Koolux BK6S 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.

Is the Koolux BK6S PRO Electric Bike Duel Battery road legal?

No — this model is designed for off-road/private land use. It isn’t intended for public roads, cycle lanes, or pavements. Use on private land with the landowner’s permission.

Koolux BK6S PRO Electric Bike Duel Battery 48V 13AH + 10.2Ah Koolux

Brand:

Koolux BK6S PRO Electric Bike Duel Battery

Motor

500W,750W

Battery

48V 15AH

Speed

15.5 MPH

Range

56 MILES

£1,099.00 £949.99

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Klarna £316.66 ×3

Clearpay £237.50 ×4

PayPal £316.66 ×3

Options shown at checkout. 18+ only. Subject to status & approval. T&Cs apply.

Product variants:

Home Delivery Tracked options shown at checkout

Out of stock

This item is currently unavailable
Contact us for the latest restock estimate
We can recommend a suitable in-stock alternative

Returns

30-day returns on unused items
Used items cannot be returned for change of mind

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.

Already at our Nuneaton workshop Usually 1–2 days

Collection is usually available within 1–2 days and may be possible the same day. We will contact you to arrange a suitable collection time once the order is prepared.

Transfer required to Nuneaton Usually 5–7 working days

Products stored at another warehouse normally require 5–7 working days to reach our workshop. We will confirm as soon as the item is ready and arrange your collection appointment.

Select Pickup in store at checkout
Collection is by appointment only and we will confirm the available day and time
Please do not travel until you have received confirmation that your order is ready
For larger products, check the boxed dimensions before travelling to make sure the item will fit safely in your vehicle

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Found the same product for less? Send us the live offer before ordering.

We price match genuine UK retailer offers before you order
The model, specification, colour, condition, stock status and delivery terms must match
Marketplace sellers, used products, finance-only pricing, private codes, clearance offers and obvious pricing errors may be excluded

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3 monthly payments of £0.00

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Pay in 4 with Clearpay

4 interest free payments of £0.00

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Klarna.

Pay in 3 with Klarna

3 monthly payments of £0.00

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Payment Options at Checkout

From 3 to 12 months, product dependent

Options shown at checkout.

Pay monthly and split payment options are shown at checkout. Availability depends on order value, product, eligibility, provider checks and provider terms.

TrailSurge Warranty+ Market Leading Warranty Protection · 12-month UK support + official manufacturer warranty

TrailSurge Warranty+ — our UK cover 12 months of UK support

Fault assessment, repair coordination and help sourcing available parts.

Covered: Eligible sudden faults affecting the motor system, battery and BMS, charger, wiring, display, and factory-fitted sensors or controls.

Koolux manufacturer warranty Official brand warranty

Warranty period

12 months against manufacturing defects.

What's covered

Confirmed production faults affecting the original frame and factory-installed electrical or mechanical components.

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 KOOLUX BK6S PRO E-Bike is equipped with a 250W motor (unlockable on 500W) that provides strong and stable performance for your daily rides. Three driving modes and a Shimano 7-speed gears provide enough power to overcome inclines or reach the maximum speed. The maximum speed is approx. 45 km/h (28 mph), ideal for commuting and camping adventures.

4.0-inch Kenda tires – Conquer any terrain

The most striking feature of the KOOLUX BK6S PRO E-bikes are the 20”×4.0 non-slip premium fat bike tiresthat allow you to effortlessly access snow, mountains, beaches and city streets This guarantees an ultimate driving experience. In combination with the high-quality aluminum front fork with shock absorption Vibration on uneven roads is effectively cushioned and driving comfort is significantly improved

48V 23.4Ah battery for worry-free travel

The removable and rechargeable 48V/23.4Ah battery is safe and reliable. The maximum range is 55–90 miles (depending on weight and road conditions) with continuous pedal support. The BK6 PRO offers two charging options: You can charge the battery directly on the e-bike or remove it for charging.

Specifications

Collection	Electric Bikes
Brand	Koolux
Bike Type	Fat Tyre, Delivery & Cargo
Motor Power	500W
Battery	48V 15AH
Top Speed	15.5 MPH
Acceleration Method	Regular Pedalling + Pedal Assist + Throttle Acceleration
Max Range	56 Miles
Charging Time	7+ Hours

Shock Absorbers	Front
Wheel Size	20inch
Brakes	Dual Mechanical Disc Brakes
Gears	7 Speed Shimano Gears
Bike Weight	27KG
Max Climb	15 degrees
Max Rider Weight	150KG
Dimensions
Built Dimensions	180 × 60 × 125 cm (L × W × H)
Box Dimensions	151 × 30 × 84 cm (L × W × H)