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Trek Powerfly FS Plus 4 specifications and in-depth review

Trek Powerfly FS Plus 4

Manufacturer: Trek

The Trek Powerfly FS Plus 4 is a versatile electric bike built for off-road adventures. It features a lightweight aluminum frame, front and rear suspension, and a powerful 250W motor. With a 600 Wh battery and an in-frame design, this bike ensures long-lasting performance across a variety of terrains.

Equipped with a mid-drive motor and 10 gears, the Powerfly FS Plus 4 offers smooth, reliable shifting. It can reach speeds of up to 32 km/h, and its hydraulic disc brakes provide efficient stopping power. The bike also includes a dedicated smartphone app, front and rear lights, and a pedal sensor system for enhanced riding experience.

Pros
  • The 600 Wh battery offers a decent range of up to 115 km per charge, ideal for longer rides.
  • The inclusion of both front and rear suspension provides enhanced comfort and stability on rough terrain.
  • The bike features a removable battery, making it easier to charge or replace when necessary.
  • With a 10-speed gear system, riders can enjoy smooth and versatile shifting for various terrain types.
  • The bike comes equipped with both front and rear lights, improving visibility and safety during nighttime rides.
Cons
  • The bike does not include any anti-theft features, which may be a concern for security.
  • It does not have folding capabilities, making it less convenient for storage or transport in tight spaces.
  • While the bike offers useful features, it does not have any specific features aimed at making it kid-friendly.
Who is this for?

The Trek Powerfly FS Plus 4 is ideal for riders seeking a reliable electric bike for off-road adventures. With a 600 Wh battery offering up to 115 km of range and both front and rear suspension for stability on rugged terrain, this bike is well-suited for long-distance riders and those who frequently ride on rough paths. Its 10-speed gear system ensures smooth shifting, while the removable battery allows for convenient charging or replacement during extended trips.

Who is this NOT for?

This bike may not be suitable for riders who need a compact and portable solution. Its lack of folding capabilities makes it harder to transport or store in tight spaces. Additionally, it lacks anti-theft features, which could be a concern for those who need a secure bike for urban environments or places with higher theft risks. The Trek Powerfly FS Plus 4 is also not designed specifically for children, limiting its appeal for younger riders.

Design:

frame material Aluminum
weight 24580 g
has front suspension ✓
has rear suspension ✓
has an in-frame battery ✓
can be folded ✕
has internal cable routing ✓
is designed for kids ✕

The Trek Powerfly FS Plus 4 features a robust aluminum frame and a weight of 24.58 kg, making it sturdy yet manageable for off-road use. It comes with both front and rear suspension for enhanced comfort and stability on rough terrain. The bike includes an in-frame battery, ensuring a clean and efficient design, and features internal cable routing for a sleek appearance. Notably, it is not a folding bike and is not specifically designed for kids.

Battery:

battery size 600 Wh
charge time 6 hours
Has regenerative braking ✓
has a removable battery ✓

The Trek Powerfly FS Plus 4 is equipped with a 600 Wh battery, providing ample power for extended rides. The battery is removable, allowing for easy charging or replacement. With a charge time of 6 hours, it also features regenerative braking to help recharge the battery during rides, increasing overall efficiency.

Performance:

maximum distance per charge 115 km
braking system Hydraulic disc brakes
maximum torque 85 Nm
has a turbo mode ✓
has an eco mode ✓
motor power 250W
is a multi-gear bike ✓
number of gears 10
is a single-gear bike ✕
drive motor type Mid-drive motor
top speed 32 km/h

The Trek Powerfly FS Plus 4 delivers solid performance with a 250W mid-drive motor, offering a top speed of 32 km/h. It features a 10-speed gear system, ensuring smooth shifting, and provides both turbo mode and eco mode for optimized riding. The bike also boasts a maximum torque of 85 Nm, hydraulic disc brakes for reliable stopping power, and a range of up to 115 km per charge, making it well-suited for long rides.

Features:

release date April 2025
pedal sensor type Cadence sensor & torque sensor
has anti-theft features ✕
Has a display ✓
Has a dedicated smartphone app ✓
has front light(s) ✓
has rear light(s) ✓

The Trek Powerfly FS Plus 4 comes equipped with a cadence sensor & torque sensor system to accurately monitor pedal effort and adjust motor assistance accordingly. It features both a front and rear light for enhanced visibility and safety. Additionally, the bike supports a dedicated smartphone app for an integrated digital experience, and it includes a display to track key metrics. However, it does not include any anti-theft features.

Final Verdict

The Trek Powerfly FS Plus 4 is a solid choice for off-road cycling enthusiasts who value long-range capability and comfort. With its 600 Wh battery providing up to 115 km of range and full suspension for enhanced stability on rugged terrain, it’s well-suited for adventurous riders. While it lacks folding features and anti-theft security, its design and performance make it a reliable option for those seeking a versatile and durable electric bike. Overall, it stands out for its robust build and thoughtful features, making it a strong contender for long-distance off-road rides.