Designed in UK. Hand-built with Danish frame, motor, battery & electrics by Promovec. FREE UK mainland delivery.

X-Cross 450 Step Through Electric Bike

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X-Cross 450 Step Through Electric Bike

Lightweight step through
Sports hybrid eBike

Our best selling electric hybrid X-Cross with removable battery is now available as a Step Through.

Which EV Best Choice Award

Our best selling lightweight electric hybrid bike X-Cross is a dream to ride and now comes as a step through. 

Ideal for town and city commuting or general leisure riding, its unique combination of comfort and power makes this an ideal choice of electric bikes for multi-purpose cycling. 

This is an excellent Shimano (Tiagra) 10 speed long range electric bike with the addition of a powerful, near silent electric motor on tap when you need it; the perfect assisted bike for all your cycling needs. 

Hand-built in Europe and shipped from the Mark2 Electric Bikes UK warehouse, quality branded components and a removable battery make the X-Cross a premium eBike you will appreciate for years to come.

The popular X-Cross combines lightweight alloy wheels with puncture resistant Schwalbe 28" tyres, and a 250W / 36V / 45Nm torque Promovec rear hub motor to provide you with a lightweight, quiet, and enjoyable electric bike for town and country roads.


    The Frame

    • 45cm (17.7”) lightweight 6061 aluminium alloy frame with 5 year warranty
    • Suntour XCM LO front suspension fork with 63mm travel and manual lock out
    • Lightweight alloy wheels (front quick release) with 700x38 Schwalbe Spicer Plus Puncture Guard TwinSkin tyres
    • 19.7kg weight (22.1kg with battery)
    • Selle Royal Lancia saddle with stainless steel socket head seat pin
    • Rider suitability: inside leg measurement 28" - 35" (71cm - 89cm) and 18st 12lb (120kg) max weight (including luggage)

    The Power

    • 250W / 36V / 45Nm torque Promovec rear hub motor with 3 year warranty
    • Walk assist and boost throttle
    • Removable 36V Promovec Li-ion smart memory power pack (Standard 375Wh 10.4Ah or Long Range 460Wh 10.4Ah), can be charged on or off the bike
    • Supplied with charger (charge time 4-6 hours from flat) and 3 year 70% minimum capacity warranty
    • 36-100km (22-60 miles) range dependent on power pack size and level of pedal assistance
    • Integrated LED lighting: Front high output AXA Echo 30 Lux (50 metres 'to see’ and 3000 metres 'to be seen’), Rear AXA Slim Steady (600 metres ‘to be seen’)

    The Control

    • Backlit mini LCD display with 4 levels of power assist, battery level, speed and distance indicators (large centre LCD display optional at extra cost)
    • 44T steel chainring with Shimano Tiagra derailleur and 10 speed cassette 12-28T
    • Shimano hydraulic disc brakes with 160mm front and rear rotors
    • Side stand

    Want to try a bike out? Book a test ride.

    Ready to buy? See pricing and upgrade options.


    Rider suitability: inside leg measurement 28" - 35" (71cm - 89cm) and 18st 12lb (120kg) max weight (including luggage).

    Sport or Leisure?

    (Sport options are standard, leisure options are at additional cost)

    Straight trekking handlebar and Selle Royal cushioned saddle.

    Choose Plush comfort gel saddle and Swept back handlebars from the Upgrades

    Industry Leading Warranty

    We offer a 3 year comprehensive transferable warranty against fault or failure covering the whole bike: Motor, Battery, Electrics and Cycle parts (which can be extended to five years).

    We also provide lifetime support.

    Order your X-Cross 450 here...

    Select your upgrades below.

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    VAT Included. Delivery information.

    Choose your upgrades

    Plush comfort gel saddle More info x Close The standard saddle might be great, 'butt' we all appreciate some extra comfort. Saddle shown may vary due to stock availability but would be of comparable quality.
    Swept back handlebars More info x Close Replace the straight standard handlebar a swept back version for more comfort if it suits your riding style. Works with standard or large centre LCD display.
    Large centre LCD screen More info x Close Upgrade to large backlit centre mounted LCD screen with 5 levels of pedal assist.
    Schwalbe Green Marathon 42mm tyres More info x Close

    The original archetypal high quality touring tyre with GreenGuard puncture protection. E50 rated for eBikes the Schwalbe Marathon tyres are rugged, durable and made with 100% fair trade rubber.

    Alloy trekking pedals More info x Close

    For trekking style and comfort add these quality Oxford pedals, featuring a resin body and robust boron axle.

    Alloy seat post QR clamp More info x Close Adjust your saddle height without an Allen hex key with this handy alloy quick release seat post clamp.
    LAS Enigma helmet More info x Close Use with or without included peak, the matt black Enigma is a stylish Italian all round helmet that weighs just 250g. Padded with anti insect net and a soft strap with chin protector it also features an integrated rear light. Sizes: S/M (55-58) and L/XL (58-61) - correct size will be confirmed when ordered.
    Axa Defender frame lock More info x Close

    Securely fixed to your X-Cross frame, it locks the rear wheel to prevent it being wheeled away. Can be combined with the Axa plug-in cable or plug-in chain for extra protection.

    Axa 1.5m plug-in cable More info x Close

    Used in conjunction with the Axa frame lock, it provides an extra barrier to theft. 

    Axa 1.1m plug-in chain More info x Close

    Used in conjunction with the Axa frame lock, the heavy duty chain provides maximum protection against theft. 

    Handlebar Spin 25 rear view mirror More info x Close

    Designed for sport use, the Spin 25 handlebar mirror is fully adjustable and foldable. The discreet and small convex mirror offers a wide field of vision. As it is reversible it can be mounted at either end of your handlebar.

    Oxford weatherproof pannier set More info x Close

    The Oxford double pannier set is a durable weatherproof polyester design with a 20 litre capacity. It features top opening velcro closures, 2 zipped side pockets and reflective detail.

    Oxford black mesh front basket More info x Close

    Add practicality with style to your Mark2 X-Cross. Constructed from a durable steel black mesh it features a carry handle and a quick release for easy removal.

    Ready to Ride Service More info x Close
    Get your bike delivered ready to ride. No packaging to get rid of. No pedals to add or handlebar to adjust.

    Just charge your battery and ride.

    Mark2 Riders Community

    30 Day Mail Order Money Back Guarantee

    We are so confident in our eBikes that we offer you a 30 day money back guarantee when you order on line. You are free to choose to replace or return the bike, as long as it’s in its original condition, with proof of purchase and within the 30 day timeframe. To initiate the return process, email We will arrange collection of the bike. Our 30 day money back guarantee does not affect your statutory rights.

    Comprehensive Warranty

    Mark2 Bikes Ltd guarantee that all of our bikes are free from defective materials, constructional defects and oxidisation (rusting). This also includes the electronics, motor and battery.

    See Warranty

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