Trek Powerfly FS+ 4 Equipped 800Wh Gen 4

The Powerfly FS+ 4 800Wh Equipped is a full-power full suspension electric mountain bike for taking on alpine adventures. Its powerful Bosch motor gives you a boost for soaring up climbs, while a massive 800 Wh battery keeps you going through your longest adventures. A RockShox suspension package (120 mm rear, 130 mm front) smooths out rough trails, and a 10-speed Shimano CUES drivetrain delivers clean-shifts for any kind of trail. It comes ready for any adventure, with included mudguards, lights, a rear rack and kickstand.
- The Powerfly FS+ gives you the powerful boost you crave on high alpine climbs, confident comfort on descents and a big battery for getting far out there Powerfly FS+ gives you the powerful boost you crave on high alpine climbs, confident comfort on descents, and a big battery for getti
- Bosch's Performance Line CX motor delivers plenty of torque for steep, punchy climbs and is easy to control with the Purion 200 remote - plus you can customise it in the eBike Flow app Bosch's Performance Line CX motor delivers plenty of torque for s
- Its RIB 2.0 removable integrated battery is easy to remove for travel and storage, and its virtually rattle-free while you ride Its RIB 2.0 removable integrated battery is easy to remove for travel and storage, and virtually rattle-free while you rid
- Want even more boost? With the Bosch e-Bike Flow app, you can increase torque to 100 Nm and peak power up to 750W. Want even more boost? With the Bosch e-Bike Flow app, you can increase torque to 100Nm and peak power up to 750W.
- It's compatible with Bosch PowerMore booster batteries. Parts can be retrofitted by the dealer It's compatible with Bosch PowerMore booster batteries. Parts can be retrofitted by the dealer

Removable Integrated Battery
RIB is a one-piece battery and cover with a built-in handle that can easily be removed and re-installed in the frame with no tools and no hassle. It's the most convenient way to remove your battery for transport, security or just easier charging.

Bosch Performance Line CX motor
The Bosch Performance Line CX sets the standard for eMTB performance with up to 85 Nm of torque and an intelligent eMTB mode with Extended Boost that automatically adjusts the amount of assist based on the terrain.

Bosch LED Remote
The Bosch smart system LED remote lets you easily change assist modes, activate walk mode or turn on optional lights. The bright LEDs are easy to see in any light, and show you your battery level and assist mode at a glance.

Bosch Kiox 300 display
The Bosch Kiox 300 is tough, compact and easy to read with a full-colour display. Keep ride data right where you can see it including rider power, motor output, speed, remaining range and more.

Adventure-ready accessories
The Powerfly Equipped gives you maximum utility thanks to pre-installed accessories. You get a kickstand, front and rear lights, plus mudguards and a rear rack custom made for clean integration.

A better way to produce aluminium
Starting in 2024, we began removing high-emission aluminium from our manufacturing and replacing it with low-emission aluminium made with renewable energy. By October 2025, nearly every alloy bike we make - this one included - had made the switch, driving a major drop in our footprint.