TREK Powerfly FS+ 4 Gen 4 800Wh Full Suspension Electric Mountain Bike - Fury Red

The TREK Powerfly FS+ 4 Gen 4 800Wh is a full-suspension electric mountain bike built for riders w...

Best current price£3,700.00from Team Cycles

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Team CyclesTrek Unisex Red Powerfly Fs+ 4 Gen 4 800Wh Full Suspension Electric Mountain Bike Fury
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£3,700.00
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TredzTrek Fury Red / Dark Star Gloss Powerfly Fs+ 800 Gen Size 4
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£3,700.00
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Product Information

Full details

The TREK Powerfly FS+ 4 Gen 4 800Wh is designed for trail enthusiasts who want to tackle aggressive terrain and long-distance rides with the added confidence of full-suspension stability. Featuring a robust aluminum frame and a high-capacity 800Wh battery, it offers exceptional range and climbing power for ambitious off-road adventures, though its substantial weight requires extra attention during transport and technical maneuvers.

All features

Model Part Number5349583
BrandTrek

Extended Product Information

FAQs

How long does the 800Wh battery last?

Range depends on rider weight, terrain incline, and the level of assistance used, but the 800Wh capacity is optimized for long-distance trail riding.

Can I remove the battery for charging?

Yes, the battery is designed to be easily removed from the frame for indoor charging or storage.

Is the bike water-resistant?

The electrical components are weather-sealed to handle trail riding in rain and mud; however, avoid submerging the bike or using high-pressure washers.

What is the suspension travel?

The bike features 130mm of front travel and 120mm of rear travel using RockShox components.

How often should I service the motor?

Bosch recommends an annual inspection at an authorized Trek service center to ensure the motor and software are functioning correctly.

Troubleshooting

Motor assistance feels intermittent

Check that the speed sensor magnet on the rear wheel is correctly aligned and the battery is firmly clicked into its mount.

Suspension feels too stiff or soft

Use a shock pump to adjust the air pressure in your RockShox front and rear units to match your specific rider weight.

Battery will not charge

Ensure the charging port is free of debris and that the charger is connected to a live, functional power outlet.

Pros and Cons

Pros

  • Industry-leading 800Wh battery capacity for long range
  • Full-suspension setup provides superior comfort and control
  • Durable frame construction suitable for rough terrain
  • Reliable and powerful Bosch electric drivetrain
  • Striking Fury Red finish

Cons

  • Heavier than non-electric mountain bikes due to battery and motor
  • Requires more physical effort to maneuver over technical obstacles
  • Higher maintenance requirements compared to traditional bikes

Setup, Compatibility & Care

To ensure optimal performance, verify that the sag on the RockShox suspension is set to your rider weight during the initial setup. Keep the Bosch system updated via authorized Trek dealers to benefit from firmware optimizations. Regularly clean the frame with a damp cloth—avoid high-pressure water spray near the motor and battery contact points. Always inspect the chain and drivetrain components after wet rides, and ensure the battery is stored in a cool, dry place when not in use for extended periods.

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