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BMC 257 UrbanChallenge AMP Al One Alfine 8, Electric Performance CX

Save £1,801.00 Save £1,801.00
Original price £5,250.00
Original price £5,250.00 - Original price £5,250.00
Original price £5,250.00
Current price £3,449.00
£3,449.00 - £3,449.00
Current price £3,449.00

In Stock | Estimated 5-7 Days Delivery

Size: Medium

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100% Genuine Product

North Sports are an Authorised Retailer for Leading Brands

The BMC 257 UrbanChallenge AMP Al One Alfine 8, Electric Performance CX is your ultimate urban companion for an electrifying daily ride. 

Ride with Power and Elegance: Experience the thrill of effortless riding with the powerful BOSCH Performance CX drive unit, delivering natural pedal assistance that propels you forward with a sense of grace and speed. The 625 Wh high-capacity battery ensures long intervals between charges, keeping you on the road for longer, all while being easily monitored through the intuitive Bosch Kiox display.

Swiss Design Meets Durability: Stand out with confidence in the urban landscape with the BMC 257 AMP, boasting a minimalist yet iconic Swiss design. The frame is crafted from Premium Aluminium with a powder-coated finish, ensuring superior durability and resilience against daily wear and tear.


  • 257 AMP Premium Aluminium Smoothwelded
  • Integrated Battery
  • Internal Cable Routing
  • Powder Coat Finish
  • Flat Mount Disc
  • 12x142mm Thru-Axle

Drive Unit: Bosch Performance Line CX
Drive Unit Control: Bosch Kiox
Display: Bosch Kiox
Battery Pack: Bosch PowerTube 625 Wh
Charger: Bosch Compact Charger

  • 257 Premium Aluminium
  • Fender Mounts
  • Flat Mount Disc
  • 12x100mm Thru-Axle

Gears: 1x8
Chainwheel: Miranda Classic x Bosch / Gates CDX 46T
Cassette: GATES CDX 22T
Chain: Belt GATES 113 CDN
Shifters: SHIMANO Alfine 8 Rapidfire Plus
Brakes: TRP HD (180/160)
Handlebar: BMC LSB 01
Seatpost: BMC LSP 02
Saddle: Selle Royal Vivo
Hubs: CL-712 / SHIMANO Alfine 8
Rims: SR500
Tires: Pirelli Angel GT - 37mm
Tire Clearance: 42mm (Measured Width)
Extras: Fenders with Integrated Rack, Lights and Kickstand
Weight Limit: 120 Kg
ASTM Classification: Level 2


  • 257 AMP premium aluminium frame (classic and staggered versions)
  • 257 AMP premium aluminium fork

Technical Details

  • Powder coated finish for superior durability
  • Internal cable management
  • Round seatpost, 31.6 mm
  • External seat clamp
  • Fender mounts
  • Kickstand mount
  • Rack mounts
  • ASTM level 2

Drive Unit Details

  • Drive Unit: Bosch Performance Line CX
  • Battery: Bosch PowerTube 625 Wh
  • Display: Bosch Kiox
  • Controls: Bosch Kiox
  • Charger: Bosch Compact Charger
  • Removable battery with keys included


M, L


ICS MTT x Redshift Suspension Stem; LSB01 Bars

  • ICS MTT stem angle: 0°
  • 330 g (stem)


Frame, Fork and Seatpost

  • Tapered fork with round 1-1/8" steerer, flat mount
  • Compatible with belt drive (specific dropouts)
  • Round seatpost, 31.6 mm


  • Front brake: post mount, 160 mm rotors
  • Rear brake: post mount, 160 mm rotors

Wheels and Axles

  • Maximum tire clearance 42 mm (actual measured width), 38 mm with fenders
  • Front thru-axle: 12 x 100 mm (diameter/frame spacing)
  • Rear thru-axle (diameter/frame spacing)
    - 12 x 142 mm for standard drivetrain models
    - 9.5 x 135 mm for belt drivetrain on Shimano Alfine / Nexus models

We accept the following Cycle schemes: Cyclescheme, Bike2Work, Green Commute Initiative, Vivup and Cycle Solutions.

If your employer is enrolled in a cycle to work scheme or is willing to join, you have the opportunity to save up to 47% on any electric bike available and spread your costs over 12 months.

Already have a cycle to work voucher?

Great! Please request your eCertificate for the total price required from your employer.

Submit your certificate to and our our dedicated team will help finalise your order.

Don't yet have a voucher?

If you are enrolled in a scheme but do not have a voucher, simply request that your employer use their cycle to work scheme and submit a quote for the value of the bike you desire.

Your employer can arrange for a voucher to be issued, which you can send to us in exchange for your new electric bike.

Should I know anything else?

It is important to note that in the UK, only eBikes that comply with EAPC Regulations can be used on public roads without tax, insurance, or registration. More information on EAPC Regulations can be found here:

Welcome to North Sports! We are delighted to offer free UK delivery for orders over £50.

When an order has been placed, the tracking information will be sent to you, if available, at the earliest.

Delivery Courier Services

Your delivery will usually be carried out through the distributor's own courier service. This is to help speed up deliveries for our customers.

Deliveries are Monday-Friday and the courier might be able to deliver on Saturday's for an additional cost.

Our ordering team will always request the courier contacts you on the day of delivery to advise they're on route but please note the driver contacting you is not guaranteed and we only request that this happens.

Pre-Assembled Ready To Ride Delivery

Throughout the website there are selected products with the product option to have pre-assembly, some might be for an additional cost.

Next Day Delivery

Next Day delivery is subject to availability. Please contact us prior via email for us to confirm if this option is available.


If you've changed your mind about keeping your purchase please email, within 14 days from receipt of delivery ensuring you quote your order number. Want to know more? Please visit our full returns page here.

Effortless and Powerful Riding:
Experience effortless pedalling and powerful performance with the BOSCH Performance CX drive unit of the BMC 257 URBANCHALLENGE AMP AL ONE ALFINE 8, PERFORMANCE CX e-bike. This cutting-edge technology provides natural pedal assistance, giving you an exhilarating sense of speed and making every ride an enjoyable journey.

Swiss Design and Durability:
Stand out in style with the iconic Swiss design of the BMC 257 AMP AL ONE ALFINE 8, PERFORMANCE CX. Crafted from Premium Aluminium and featuring a powder-coated finish, this e-bike is not only sleek and elegant but also built to withstand the rigors of daily urban commuting, ensuring lasting durability and aesthetic appeal.

Safety and Low Maintenance:
Prioritize safety with integrated lights powered by the internal battery and StvZo Certification, enhancing visibility on urban streets. Enjoy a low-maintenance riding experience with the belt drivetrain and integrated gear hub, providing reliability unaffected by weather and minimal upkeep. The BMC 257 AMP AL ONE ALFINE 8, PERFORMANCE CX e-bike is your trusted companion for a safe and hassle-free commute.