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UM5+ Men

£2,475.00 - £2,825.00 Model 24873

UM5+ is a performance electric utility bike designed to simplify your life and help you enjoy every ride, whether you're commuting to work or popping to the shops. It's equipped with 9-speed Shimano drivetrain, powerful Bosch drive system with a Bosch Purion display, front suspension fork and Ultimate Comfort grips.

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It's right for you if...

You're an everyday rider looking for a comfortable, durable utility bike that you can count on. You're looking to integrate your bike into your daily routine even more, and want a powerful Bosch system and thoughtful comfort details to help you enjoy every ride.

The tech you get

An Alpha Aluminium frame, a powerful Bosch Performance CX (250 W, 75 Nm) motor for speeds up to 25 km/h, a Walk Assist feature and your choice of a 300 Wh, 400 Wh or 500 Wh battery. Plus, a 9-speed Shimano drivetrain, a protective chain guard, a suspension fork, hydraulic disc brakes, wide tyres for confidence and stability, a rack, mudguards, lights and a Bontrager Blendr stem. 

The final word

UM5+ is a stable, confidence-inspiring electric utility bike that makes it easy to choose your bike for daily transportation. It's fun, fast, dependable and ready to take on daily adventures, in and out of the city.

The Walkthrough

favorite_borderWhy you'll love it

  1. If you thought cars were essential, owning this bike will make you reconsider: with UM5+, going from home to work to the shops is all in a day's ride
  2. Smooth welds add to the aluminium frame's sleek looks
  3. Available with your choice of a 300 Wh, 400 Wh or 500 Wh battery
  4. With a pre-installed rack and mudguards, you can go from the bike shop straight to the shops with ease
  5. Wide 650b Schwalbe G-One tyres and hydraulic disc brakes provide stability and confidence in all weather conditions and terrain



  • Frameset

    Alpha Super Smooth Aluminium
    Suntour Mobie25 with lockout
  • Wheels

    Front hub
    Rear hub
    Shimano Alivio
    Bontrager Kovee 23, TLR
    Schwalbe G-One, 650Bx57c
  • Drivetrain

    Shimano Deore 9 speed
    Rear derailleur
    Shimano Deore 9-speed
    Shimano 9-speed
  • Components

    Bontrager Nebula
    Bontrager Ultimate Comfort Satellite Elite, lock-on
    Bontrager Blendr
    Brake set
    Shimano hydraulic disc brake
  • Accessories

    Bosch Powerpack 300/400/500 Wh
    Bosch Purion
    Bosch Performance CX, 250Watt, 75Nm
    Front light
    Hermans MR8
    Rear light
    AXA Blueline
  • Weight

    M - 20.10 kg / 44.31 lbs
    Weight limit
    This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Bike and frame weights are based on Trek pre-production painted frames at the time of publication. Weights may vary in final production

Sizing & fit

Proper bike fit is essential for best performance and comfort. Any size and geometry measurements shown on trekbikes.com are for general comparison purposes only. To find your perfect fit, visit an authorised Trek retailer, where an expert skilled at sizing will help you find the appropriate bike and size for your individual needs.


Rider Height


All measurements provided in cm unless otherwise stated.

Frame size letter A — Seat tube B — Seat tube angle C — Head tube length D — Head angle E — Effective top tube F — Bottom bracket height G — Bottom bracket drop H — Chainstay length I — Offset J — Trail K — Wheelbase L — Standover M — Frame reach N — Frame stack
L 55.0 73.0° 19.5 70.0° 56.6 29.8 6.0 48.3 4.5 8.3 113.3 81.4 39.0 65.2
M 50.0 73.0° 16.5 69.5° 57.4 29.8 6.0 48.3 4.5 8.6 112.1 77.8 38.4 62.1
XL 60.0 73.0° 23.0 70.5° 61.3 29.8 6.0 48.3 4.5 7.9 115.2 85.1 40.3 68.7

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