The 2025 Powerfly FS+ 4 Equipped Gen 4 XL MERCURY/DARK WEB is available at the following locations.
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The Powerfly FS+ 4 Equipped Gen 4 from TREK is a premium electric mountain bike, designed to enable you to tackle both city streets and rugged mountain trails with equal aplomb. Fitted with a powerful Bosch Performance Line CX motor and a removable Integrated Battery 2.0 (RIB 2.0), this e-bike offers full-suspension and a whole suite of features aimed at enhancing your riding experience.
Whether you are an adventurer at heart or just looking for a comfortable and electrically-assisted ride around town, this e-bike is built for you. Its 130 mm front and 120 mm rear suspensions easily smoothen out rough surfaces while providing an excellent on-the-saddle comfort during your single-track escapades.
Furthermore, it boasts a sturdy and durable Alpha Platinum Aluminium frame, tubeless-ready wheels with puncture-resistant 2.4" tyres, and a 10-speed Shimano CUES drivetrain. The hydraulic disc brakes ensure an uncompromising stopping power while the Bontrager Line dropper post adds an extra layer of comfort and control to your ride.
What sets the Powerfly FS+ 4 Equipped Gen 4 apart is a range of integrated features such as lights, mudguards, a rear rack and a kickstand. These additions make it a ready-for-adventure e-bike, be it a weekend exploration of alpine trails or a daily commute in the city.
Also noteworthy is that the bike is compatible with the Bosch eBike Flow app. This next-gen app lets you customise your motor's assist behaviour, track ride stats, integrate data with other apps and remind you of regular bike service — enhancing your e-biking experience like never before.
In summary, the Powerfly FS+ 4 Equipped Gen 4 from TREK is your ticket to limitless, exhilarating adventures. With its full-suspension engineering, powerful motor and a removable battery, it boldly takes you where few e-bikes have been before.
Free UK mainland deliver on accessory orders over £50
Free UK delivery on bikes above £1000
£25 Bike delivery under £1000
Highlands and Islands bike delivery from £150
**We are currently not shipping outside of the UK**
Frame | Size XL, UNI, Aluminium, Alpha Platinum, Removable Integrated Battery (RIB 2.0), tapered headtube, internal routing, Motor Armour, rack and mudguard mounts, ABP, Boost 148, 120 mm travel |
Wheel Size | Front 29 |
Wheel Size | Rear 29 |
Fork | Unknown |
Gears | DERAILLEUR, Shimano, 1 Gears |
Tyres | BONTRAGER, |
Pedals | UNBRANDED, |
Wheels | UNKNOWN, Bontrager Line TLR 30, Tubeless-Ready, 28-hole, Presta valve // Bontrager Line TLR 30, Tubeless-Ready, 32-hole, Presta valve Shimano TC500 alloy, CentreLock, 110x15 mm thru axle Shimano TC500 alloy, CentreLock, 148x12 mm thru axle |
Shifters | SHIMANO, Shimano U6000, 10-speed, |
Kickstand | PLETSCHER, Pletscher |
Front Brake | SH, Tektro Gemini SL 4 piston hydraulic brake // Tektro Gemini SL 4 piston hydraulic brake Tektro, CentreLock, 203 mm Max brake rotor size, Disc brake with hydraulic actuation |
Rear Brake | SH, Tektro Gemini SL 4 piston hydraulic brake // Tektro Gemini SL 4 piston hydraulic brake Tektro, CentreLock, 203 mm Max brake rotor size, Disc brake with hydraulic actuation |
Rear Derailleur | , |
Crankset | FSA, FSA Bosch CK-220, 36T ring, 165 mm length |
Chain | SHIMANO, Shimano LG500, 9/10/11-speed |
Headset | FSA, FSA IS-2, 1-1/8" top, 1.5" bottom |
Handlebar | BONTRAGER, Bontrager Comp, alloy, 31.8 mm, 40mm rise, 780 mm width |
Stem | BONTRAGER, Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length |
Bartape / Grips | BONTRAGER |
Seatpost | BONTRAGER |
Seatpost Clamp | UNBRANDED |
Saddle | BONTRAGER, Bontrager Commuter Comp |
Carrier | UNBRANDED |
Mudguards | TREK |
Front Light | UNKNOWN |
Rear Light | UNKNOWN |
Battery Capacity | 600 |
Battery Brand | UNKNOWN |
Battery Model | UNKNOWN |
Drivetrain Brand | Bosch |
Sensor Type | PEDALFORCE |
Colours | MERCURY/DARK WEB, PENNYFLAKE/BLACK OLIVE |
Sizes | L, M, S, XL |
Brand | Trek |
Model Year | 2025 |
Barcodes | 197216108528, 197216108535, 197216108542, 197216108559, 197216108566, 197216108573, 197216108580, 197216108597 |
SKUs / Part Numbers | 5329725, 5329726, 5329727, 5329728, 5329729, 5329730, 5329731, 5329732 |
Please note: Manufacturers can sometimes change the specification of the products from time to time.