Compare: 2025 Trek Powerfly FS+ 4

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	Powerfly FS+ 42025 Trek	Recommended

MSRP	$4,899
Where to Buy	— $1 At
Category	Trail, E-Bike
Weight	54.2 lbs
	5.1
Frame	Aluminum
	RockShox Recon Silver RL
	RockShox Deluxe Select
Wheels	Aluminum
Wheel Size	27.5″ / 29″
	Tektro Gemini Hydraulic Disc
	Bosch 600W 85Nm mid-drive
	Bosch 600Wh
	CUES
Drivetrain	1 × 10
Suspension	Full
Front Travel	130mm
Rear Travel	120mm
Brand Site	trekbikes.com
Summary	The Trek Powerfly FS+ 4 is a 27.5″ / 29″ aluminum frame full suspension trail e-bike with mid-range components.

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Insights

Ride Feel

Based on frame geometry and build specs.

Terrain

easyextreme

Handling

nimblestable

Powerfly FS+ 4

Other Trail bikes

Gear Range

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

28 mph

Powerfly FS+ 4

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Geometry

Specs

	Powerfly FS+ 42025 Trek

Frame	Alpha Platinum Aluminum, Removable Integrated Battery (RIB 2.0), tapered headtube, guided internal routing, Motor Armor, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, 34.9mm seat tube, ABP, UDH, rack and mudguard mounts, Boost 148, 120 mm travel BB Standard: Bosch, Press Fit Hanger Standard: UDH Tire Clearance: 2.5" Colors: Mercury / Dark Web; Pennyflake / Black Olive
Fork	RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 42mm offset, Boost110, 15mm Maxle Stealth, 130mm travel Travel: 130mm Spring Type: Air
Shock	RockShox Deluxe Select R, 210x50mm Travel: 120mm
Bottom Bracket	Bosch, press-fit
Headset	FSA IS-2, 1-1/8" top, 1.5" bottom
Stem	Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 50mm length
Handlebar	Bontrager Comp, alloy, 31.8mm, 40mm rise, 780mm width
Saddle	Bontrager Verse P3, steel rails
Seatpost	Size: S, Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 31.6mm, 310mm length; Size: M, L, XL, Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 31.6mm, 450mm length Type: Dropper
Pedals	VP-536 nylon platform
Grips	Bontrager XR Trail Comp, nylon lock-on

Groupset

Rear Derailleur	Shimano CUES U6000 GS
Crank	FSA Bosch CK-220, 36T ring, 165mm length
Shifters	Shimano U6000, 10 speed
Cassette	Shimano CUES LG300, LINKGLIDE, 11-48, 10 speed
Chain	Shimano LG500, 9/10/11 speed
Brakes	Tektro Gemini SL 4 piston hydraulic brake Type: Tektro Gemini Hydraulic Disc

Wheels

Rims	Size: S, M, L, XL, Bontrager Line TLR 30, Tubeless Ready, 28-hole, Presta valve; Size: S, M, L, XL, Bontrager Line TLR 30, Tubeless Ready, 32-hole, Presta valve
Front Hub	Shimano TC500 alloy, centerlock, 110x15mm thru axle
Rear Hub	Shimano TC500 alloy, centerlock, 148x12mm thru axle
Tires	Size: S, Bontrager Gunnison Pro XR, Tubeless Ready, wire bead, 60 tpi, 27.5x2.40"; Size: M, L, XL, Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.40"
Disc Rotors	Tektro, centerlock, 203mm

Electric Components

Motor	Bosch Performance Line CX, 20 mph / 32 km/h max assist (25 km/h max assist in EU and APAC)
Battery	Bosch PowerTube 600Wh, smart system
Display	Bosch Purion 200
Charger	Bosch standard 2A, 110V, smart system

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