Trek
FX+ 2
Ex-cyclists and urban commuters who want a quiet, lightweight, bike-shop-quality ebike that rides like a regular hybrid.
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Strengths
- Very light for an ebike at ~40 lbs — easy to carry up stairs or onto a rack.
- Natural ride feel from torque-sensor PAS and intuitive 3-level progression.
- Stealth styling — fully internal battery and small rear hub make it visually indistinguishable from a regular FX.
- Strong dealer and service network through Trek's nationwide retail footprint.
- Wide size and color range across high-step and Stagger step-thru frames.
Weaknesses
- Smallest battery in class (250Wh) limits real-world range without the $500 range extender.
- Fully sealed internal battery means dealer-only replacement when it eventually degrades.
- Modest 40Nm torque struggles on steep hills compared to mid-drive competitors at this price.
- Class 1 only (20 mph cap, no throttle) — riders wanting faster commutes should look elsewhere.
Specs
- Top Speed Mph
- 20
- Classification
- Class 1
- Range Miles
- 35
- Motor Watts
- 250
- Motor Torque Nm
- 40
- Battery Wh
- 250
- Weight Lbs
- 40
- Max Rider Weight Lbs
- 300
- Throttle
- No
- Pedal Assist
- Yes
- Pedal Assist Levels
- 3
- Motor Type
- hub (Hyena HyDrive rear)
- Sensor Type
- torque
- Brakes
- Shimano MT200 hydraulic disc, 160mm rotors
- Tires
- Bontrager H2 Comp 700 x 40c
- Drivetrain
- Shimano Altus 9-speed
- Frameset Material
- Alpha Gold aluminum
The FX+ 2 is the ebike you buy when you don’t want an ebike that looks like one. Trek’s brief was clear: take the popular FX hybrid (~30 lbs, 9-speed, hydraulic disc brakes), add a small rear hub motor and an internal battery, and tune the assist so it amplifies your pedaling rather than replacing it.
The result is a 40-pound bike that rides like a regular bike for the first 10-15 miles. For a daily commuter who used to ride a normal hybrid and wants a tiny bit of help on hills and headwinds, that’s exactly right. For someone who wants throttle, fat tires, 28 mph speeds, or 50+ mile range — this is the wrong bike.
The 250Wh battery is the FX+ 2’s biggest limitation. The $500 range extender (a small battery in a water-bottle cage) roughly doubles real-world range to ~50 miles. Without it, you’re capping out around 25-30 miles in real use. Plan accordingly.
Versus the Specialized Vado SL 2 4.0 at $3,750 (Specialized’s similar concept with a mid-drive and Class 3 capability), the FX+ 2 is the cheaper, less-powerful, more accessible option. Both are bike-shop bikes targeting the same buyer — pick based on which dealer is closer to your house.
Sources
Every claim in this guide that isn't first-person experience is traceable to one of the sources below. URLs verified at publication; some may rot — let us know if so.
- Trek FX+ 2 product page — Trek BikesOfficial price, sizing, and build kit.
- Trek FX+ 2 Review — Electric Bike ReportTested range, motor behavior, ride feel.