How fast can the Aairsk SU7 Electric Bike go?

Top speed depends on the model and setup. Real-world speed varies with rider weight, terrain, battery level and which mode you’re using.

Is the Aairsk SU7 Electric Bike road legal in the UK?

Many e-bikes are supplied with a UK‑compliant assist setting (25 km/h / 15.5 mph). If you use higher-speed or higher-power modes on public roads, it may be treated as a motor vehicle and need registration, tax and insurance. Always ride to the current rules.

Is the Aairsk SU7 easy to assemble?

The Aairsk SU7 comes mostly assembled and only minor things need to be assembled. This should not take longer than 20-30 minutes to do.

Is the Aairsk SU7 water resistant?

The Aairsk SU7 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.

Is the Aairsk SU7 Electric Bike road legal?

This model is designed for off-road/private land use and is not intended for public roads, cycle lanes, or pavements. It does not meet UK road-legal e-bike requirements (including the 250W limit), so it shouldn’t be used as an EAPC on public highways. Please ride only on private land and always with the landowner’s permission.

Brand:

Aairsk SU7 Electric Bike

Name: Aairsk SU7 Electric Bike
Brand: Aairsk
SKU: AAR-SU7-KHAKI
Price: 529.0 GBP
Availability: InStock
Rating: 4.67 (3 reviews)

Motor

400W

Battery

36V 13AH

Speed

15.5 MPH

Range

40 MILES

£529.00

In stock 16 sold this week

Pay in 3 £176.33×3

Pay in 4 £132.25×4

Pay monthly £44.08/mo

Complete your e-bike setup Save 15%

Add a helmet or lock and save 15% at checkout with code EBIKEADDON15.

Trespass Crankster Cycle Helmet

RecommendedColour: Black · Size: S/M

£33.99 Normally £39.99

Six Peaks Cycling D-Lock

Security pick

£13.59 Usually £24.99

Colour:Khaki

Product variants:

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Electric Bike Warranty

Cover varies by brand and model. See our warranty page for full terms.
Manufacturer cover usually applies to defects under normal use.
Batteries, chargers, chains, brake pads, tyres and tubes may have limited cover.
Wear, punctures, damage, water ingress and mods are usually excluded.

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Description

Aairsk SU7 (24 Inch)

Motor: 400W
Battery: 36V 13Ah
Gear system: Shimano 7-Speed
Tire: 24" Tire
Function: NFC (Keyless)
Accessories: Rear Rack, Gift Package

Specifications

Collection	Cheap Electric Bikes
Brand	Aairsk
Motor Power	400W
Battery	36V 13AH
Top Speed	15.5 MPH
Max Range	40 MILES
Charging Time	5-6 Hours

Wheel Size	24 inch balloon tyres
Brakes	Dual Mechanical Disc Brakes
Gears	Shimano 7-Speed
Bike Weight	26.6KG
Max Rider Weight	150KG

Step-through city comfort

The SU7 uses a low step-through frame that makes mounting and stop-start riding much easier in town. A more upright riding position and 24-inch balloon tyres help smooth rough tarmac and keep the bike feeling stable at low speeds. Its a great fit for relaxed commuting and everyday errands.

36V 13Ah removable battery

With a 36V 13Ah removable battery, you can charge on or off the bike depending on where you store it. TrailSurge lists up to 40 miles of range for the SU7 (real range varies with assist level, rider weight and terrain). Charging time is typically around 5 hours.

Daily-ready spec and kit

A rear hub motor paired with 7-speed gearing gives you flexibility for flats and gentle climbs. Mechanical disc brakes support consistent stopping, and the front suspension adds comfort on imperfect roads. You also get practical commuter touches like integrated lighting, a rear rack and mudguards, plus an LCD display with card access.