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PowerflyFS4 800EU Gen 4 2025 — Mercury/Dark Web
Trek800 Wh100 Nm

PowerflyFS4 800EU Gen 4 2025

Suggested retail price
37.699 kr.
Sizes
ML
Colorway — Mercury/Dark Web
Drivetrain
Core
Frame
Balanced
Wheels
Core
Motor
Performance
Suspension
Basic
How we rate
About the build

It's almost a full Balanced drivetrain — only the cassette steps down to Core. The biggest component contrast is between the motor and the suspension — Performance- vs. Basic-tier. There are e-MTBs at this component level in a lower price bracket.

Worth knowing
  • 2,4" tyres, tubeless-ready
  • 100 Nm and 800 Wh — moderate power and range for an e-MTB

Available at

Manufacturer
trekbikes.com
Own site

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Manufacturer's description

Powerfly+ FS 4 800 Wh er en stærk el-mountainbike med full suspension til cykling i bjergrig natur. Den stærke Bosch-motor giver dig et boost op ad enhver stigning, mens et enormt batteri på 800 Wh holder dig kørende på dine længste eventyr. En RockShox-affjedringspakke (120 mm bag, 130 mm foran) udjævner grove spor, og en 10-speed Shimano CUES drivlinje sikrer et letgående gearskifte overalt.

Specifications

Frame

FrameAlpha Platinum Aluminium, integreret og aftageligt RIB 2.0-batteri, konisk styrehoved, intern ledningsføring, Motor Armor-motorbeskyttelse, justerbar geometri med Mino Link, justerbar affjedringskurve, 34,9 mm sadelrør, ABP, UDH, beslag til bagagebærer og skærme, Boost148, 120 mm slaglængdeDanishBalanced

Suspension

ForkRockShox Recon Silver, Solo Air affjedring, Motion Control dæmper, lockout, konisk styrrør, 42 mm offset, Boost110, Maxle Stealth, beslag til skærme, 130 mm vandringDanishBasic
Rear ShockRockShox Deluxe Select R, 210 × 50 mmDanishBalanced

Motor

MotorBosch Performance Line CX (Europa og APAC: 25 km/t, USA og RAV: 20 mph/32 km/t)DanishPerformance

Drivetrain

ChainShimano LG500, 9/10/11 gearDanish
CrankFSA Bosch CK-220, 36T ring, 165 mm længdeDanishBalanced
Rear DerailleurShimano CUES U6000 GSDanishBalanced
CassetteShimano CUES LG300, LINKGLIDE, 11-48, 10 gearDanishCore
ShiftersShimano U6000, 10 gearDanishBalanced

Wheels & Tires

Spokes14 g rustfrit stål, sort; 14 g rustfritDanishCore
Front HubShimano TC500 alu, Centerlock, 110x15 mm gennemgående akselDanishCore
Rear HubShimano TC500 alu, Centerlock, 148x12 mm gennemgående akselDanishCore
TireBontrager Gunnison Pro XR, Tubeless Ready, kanttråd af stål, 60 tpi, 27,5x2,40"; Bontrager Gunnison Pro XR, Tubeless Ready, dobbelt gummiblanding, kanttråd af aramid, 60 tpi, 29x2,40"DanishPerformance
RimBontrager Line TLR 30, Tubeless Ready, [28, 32] huller, racerventilDanishCore

Headset

HeadsetFSA IS-2, 1 1/8" øverst, 1,5" nederstDanish

Headset Part

Headset Part1-1/8" uden gevind, lukkede kassettelejerDanish

Chain Ring

Chain RingFSA, 36T, stålDanish

Pedal

PedalNylonplatformDanish

Stem

StemBontrager Comp, 31,8 mm, Blendr-kompatibel, 7 grader, 50 mm længdeDanish

Saddle

SaddleBontrager Verse P3, stålskinnerDanish

Handlebar

HandlebarBontrager Comp, alu, 31,8 mm, 40 mm rise, 780 mm breddeDanish

Seatpost Part

Seatpost PartBontrager Line Dropper, fjernbetjentDanish

Battery

BatteryBosch PowerTube 800 Wh, Smart SystemDanish

Seat Collar

Seat CollarBoltmonteret, 36.4 mmDanish

Computer

ComputerBosch Purion 200Danish

Valve

ValveBontrager TLR-ventil, 50 mmDanish

Charger

ChargerBosch standard 2 A, 230 V, smart-systemDanish

Brake Rotor

Brake RotorTektro, Centerlock, 203 mmDanish

Grips

GripsBontrager XR Trail Comp, låsekrave af nylon; Trek Line Comp, nylon Lock-OnDanish

Brake

BrakeTektro Gemini SL hydraulisk bremse med 4 stemplerDanish

Rear Skewer

Rear SkewerBontrager Switch gennemgående aksel, aftageligt grebDanish

Seatpost

SeatpostBontrager Line dropper-sadelpind, 100 mm vandring, MaxFlow, indvendig kabelføring, 31,6 mm, 310 mm lang; Bontrager Line dropper-sadelpind, 170 mm vandring, MaxFlow, indvendig kabelføring, 31,6 mm, 450 mm langDanish

Tire Part

Tire PartBontrager TLR forseglingsvæske, 177 ml (6 oz)Danish

Fender

FenderTrek brugertilpasset skærmDanish

Rim Strip

Rim StripBontrager Race TLRDanish
ML
Stack629 mm647 mm
Reach450 mm475 mm
Head Tube Angle66°66°
Seat Tube Angle77°77°
Top Tube (horizontal)595 mm630 mm
Head Tube Length110 mm130 mm
Chainstay461 mm461 mm
Wheelbase1.223 mm1.257 mm
BB Drop45 mm45 mm
BB Height335 mm335 mm
Standover780 mm775 mm
Fork Rake44 mm44 mm
Trail125 mm125 mm
Seat Tube Length400 mm420 mm

Other options

Same component tiers for lessTrek Powerfly+ 6 Gen 5 202531.999 kr.Better drivetrain for the same price or lessTrek Powerfly+ 8 Gen 5 202735.999 kr.One tier up for 6.600 kr. moreTrek FUEL+ EX 8 Gen 244.299 kr.

Compared on suggested retail prices.