Name: Trek Powerfly FS+ 4 Equipped 800Wh Gen 4 2026 E-MTB
Brand: Trek
SKU: 5336928
Price: 4400.00 GBP
Availability: InStock

Trek Powerfly FS+ 4 electric mountain bike in Silver, Equipped

Built & checked by our Trek-trained workshop
Ready-to-ride delivery or free in-store collection
UK warranty support from a real local bike shop
Expert advice before & after purchase — no call centres
Not sure? Read our Powerfly Buyer Guide

£4,400.00

Size

Small (27.5")

Medium (29")

Large (29")

Extra Large (29")

Colour

Mercury/Dark Web

Found a better deal? Click here for our Price Match Promise.

View our shipping information Here.

Not sure what Motor suits your E-Bike needs? Click Here to see our in-depth, yet easy to understand guide to help you figure out which motor is the best for you!

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The Trek Powerfly FS+ 4 Equipped 800Wh Gen 4 combines long-range capability with everyday practicality. It’s designed for riders who want full-suspension comfort, useful accessories and maximum range in one package.

The larger battery opens the door to longer commutes, loaded rides and extended off-road adventures, all while keeping the bike practical and comfortable.

IT’S RIGHT FOR YOU IF…

You want one e-MTB that can handle off-road riding, commuting and long-distance exploring. You value comfort, practicality and extended range over aggressive trail performance.

This is a great choice for riders who want maximum versatility with minimal compromises.

THE TECH YOU GET…

An Alpha Platinum Aluminium full-suspension frame and Bosch Performance Line CX motor are paired with an 800Wh PowerTube battery for excellent range.

Integrated accessories including mudguards, rear rack and lighting make this a genuinely practical e-MTB, supported by comfort-focused suspension and dependable braking.

THE FINAL WORD…

The Powerfly FS+ 4 Equipped 800Wh is the most versatile FS+ 4 in the range. If you want comfort, practicality and long-range capability in one bike, this is it — and our Powerfly Buyer Guide shows how it stacks up.

Specifications


*Frame	Alpha Platinum Aluminium, Removable Integrated Battery (RIB 2.0), tapered headtube, guided internal routing, Motor Armor, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, 34.9 mm seat tube, ABP, UDH, rack and mudguard mounts, Boost 148, 120 mm travel
*Fork	RockShox Recon Silver, Solo Air spring, Motion Control damper, lockout, tapered steerer, 42 mm offset, Boost110, Maxle Stealth, mudguard mounts, 130 mm travel
*Shock	RockShox Deluxe Select R, 210x50 mm

Wheels

Specifications
*Front Hub	Shimano TC500 alloy, CentreLock, 110x15 mm thru axle
*Rear Hub	Shimano TC500 alloy, CentreLock, 148x12 mm thru axle
*Rear Skewer	Bontrager Switch thru-axle, removable lever
*Rim	Size: M , L , S , XL Bontrager Line TLR 30, Tubeless-Ready, 28-hole, Presta valve
*Rim	Size: M , L , S , XL Bontrager Line TLR 30, Tubeless-Ready, 32-hole, Presta valve
*Spokes	14 g stainless steel, black
*Tire	Size: S Bontrager Gunnison Pro XR, Tubeless-Ready, wire bead, 60 tpi, 27.5x2.40"
*Tire	Size: M , L , XL Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.40"
*Tire Part	Bontrager TLR sealant, 180 ml/6 oz
*Rim Strip	Bontrager TLR
Max tyre size	Frame: 29x2.50" (S: 27.5x2.50"), Fork: see manufacturer

E-system

Specifications
*Battery	Bosch PowerTube 800 Wh, smart system
*Charger	Bosch standard 2A, 230V, smart system
*Computer	Bosch Purion 200
*Motor	Bosch Performance Line CX, 20 mph / 32 km/h max assist (25 km/h max assist in EU and APAC)

Drivetrain

Specifications
*Shifter	Shimano U6000, 10-speed
*Rear Derailleur	Shimano CUES U6000 GS
*Crank	FSA Bosch CK-220, 36T ring, 165 mm length
*Chain Ring	FSA, 36T, steel
*Cassette	Shimano CUES LG300, LINKGLIDE, 11-48, 10-speed
*Chain	Shimano LG500, 9/10/11-speed
*Pedal	VP-536 nylon platform
Max. chainring size	1x: 38T

Components

Specifications
*Saddle	Bontrager Commuter Comp
*Seatpost	Size: S Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 31.6 mm, 310 mm length
*Seatpost	Size: M , L , XL Bontrager Line Dropper, 170 mm travel, MaxFlow, internal routing, 31.6 mm, 450 mm length
*Handlebar	Bontrager Comp, alloy, 31.8 mm, 40mm rise, 780 mm width
*Grips	Trek Line Comp, nylon lock-on
*Stem	Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length
*Headset	FSA IS-2, 1-1/8" top, 1.5" bottom
*Brake	Tektro Gemini SL 4 piston hydraulic brake
*Brake Rotor	Tektro, CentreLock, 203 mm
Rotor size	Max brake rotor sizes – Frame: 220 mm, min 180 mm, Fork: see fork manufacturer

Accessories

Specifications
*Light	Supernova Mini 3 pure, LED, headlight
*Light	Supernova TL3 Mini, LED
*Kickstand	Pletscher Comp Flex 18
*Cargo Rack	MIK-compatible alloy rear rack
*Fender	Size: S Trek Powerfly 27.5" custom fender
*Fender	Size: M , L , XL Trek Powerfly 29" custom fender

Weight

Specifications
Weight	M - 27.41 kg / 60.43 lbs (with TLR sealant, no tubes)
Weight limit	This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.

Personalised Bike Consultation

Not sure which model is perfect for you? Our expert team at All Ride Now in Midhurst, West Sussex is here to help you choose with confidence.

Will you be riding mainly on or off-road?
Do you prefer an upright or sportier riding position?
Are you looking for longer range, lighter weight, or a more comfortable feel?

Through a friendly consultation – in-store, by phone, live chat or email – we’ll help you narrow down your options and find the bike that best fits your needs.

Contact Us Visit Our Store

Trek Powerfly FS+ 4 Equipped 800Wh Gen 4 2026 E-MTB

Specifications

Personalised Bike Consultation

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