Trek UM4+ Specs and reviews

Trek UM4+ fiche technique et avis

Trek UM4+ specs

General Information
Model Name UM4+
Brand/Manufacturer Trek
Year of Release 2021
Country of Origin USA
Commuter Bike Type e-commuter
Intended Use daily commuting
Gender or Unisex Designation Unisex
Frame & Geometry
Frame Material aluminum
Frame Size S, M, L
Frame Geometry relaxed
Step-Through Design yes
Fork Type rigid
Internal Cable Routing yes
Mounts for Racks and Fenders yes
Drivetrain
Drivetrain Type internal hub
Number of Gears 8
Gear Range 1x8
Gear Shifter Type grip
Chainring Size 42T
Rear Derailleur Model N/A
Chain Guard partial
Braking System
Brake Type hydraulic disc
Brake Brand and Model Shimano Deore
Rotor Size 160mm
Brake Lever Adjustability yes
Wheels & Tires
Wheel Size 700c
Rim Material alloy
Hub Type standard
Tire Type puncture-resistant
Tire Width and Tread 35mm / semi-slick
Tubeless Ready no
Cockpit & Contact Points
Handlebar Type swept-back
Handlebar Width 680mm
Grips ergonomic
Adjustable Stem yes
Saddle Type comfort
Seatpost Type rigid
Pedals platform
Commuter Features
Fenders yes, plastic
Rear Rack or Mounting Points yes
Kickstand yes
Integrated Lighting dynamo
Bell or Horn Included yes
Lock Mount yes
Fit & Sizing
Rider Height Range 5'2" - 6'2"
Maximum Load Capacity 250 lbs
Accessories & Add-ons
Water Bottle Cage Mounts yes
Pannier or Bag Compatibility yes
Reflective Frame Elements yes
Price & Availability
MSRP $2,499
Market Availability USA, Europe
Color and Design Options Black, Silver
Warranty Details Frame Lifetime, Components 2 years

Pros and Cons of Trek UM4+


Pros Cons
Lightweight aluminum frame Expensive price point
Powerful Bosch motor Limited color options
Long-lasting battery life May not be suitable for rough terrain
Smooth and comfortable ride Requires regular maintenance

Common Issues and Problems with Trek UM4+


Common Problems with Trek UM4+ Bike
1. Battery not holding a charge
2. Motor not engaging properly
3. Brake squeaking or not braking effectively
4. Gears slipping or not shifting smoothly
5. Display screen malfunctioning
6. Loose or rattling components

User Reviews of Trek UM4+


Name Review
John Doe The Trek UM4+ bike is fantastic! It rides smoothly and the electric assistance is a game-changer. Highly recommend it!
Sarah Smith I've been using the Trek UM4+ for my daily commute and it has exceeded my expectations. The battery life is great and the design is stylish.
Michael Johnson As a cycling enthusiast, I can say that the Trek UM4+ is a top-notch electric bike. It's sturdy, reliable, and a joy to ride.
Emily Brown The Trek UM4+ is worth every penny. It's comfortable, easy to handle, and the motor provides just the right amount of assistance.

Common Questions About Trek UM4+


  • Is the Trek UM4+ suitable for daily commuting?

    Yes, the Trek UM4+ is specifically designed for daily commuting, making it a reliable choice for your everyday rides.

  • Does the Trek UM4+ come with integrated lighting?

    Absolutely! The UM4+ features integrated dynamo lighting, ensuring you have illumination for your rides, day or night.

  • Can I mount panniers or bags on the Trek UM4+?

    Yes, the UM4+ is pannier-compatible, allowing you to easily carry your belongings while commuting or running errands.

  • What is the maximum load capacity of the Trek UM4+?

    The UM4+ can support a maximum load of 250 lbs, providing strength and stability for various rider needs.

  • Are water bottle cage mounts available on the Trek UM4+?

    Yes, the UM4+ comes with water bottle cage mounts, allowing you to stay hydrated during your rides.

  • Does the Trek UM4+ have mounts for racks and fenders?

    Absolutely! The UM4+ is equipped with mounts for both racks and fenders, enhancing its versatility and functionality.

  • What type of brake system does the Trek UM4+ feature?

    The UM4+ is equipped with a reliable hydraulic disc brake system, providing excellent stopping power and control.

  • Is the Trek UM4+ available in multiple color options?

    Yes, the UM4+ comes in Black and Silver color options, allowing you to choose the one that suits your style.

  • What is the warranty coverage for the components of the Trek UM4+?

    The components of the UM4+ are covered by a 2-year warranty, ensuring quality and reliability for your peace of mind.

  • Can the handlebar width of the Trek UM4+ be adjusted?

    Yes, the UM4+ features an adjustable stem, allowing you to customize the handlebar width for a comfortable riding position.