Trek Powerfly 4 625 2021
Bike details
Key information split into simple groups.
Bike summary
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Category
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Frame Aluminum
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Wheels 27.5" / 29"
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Travel Front 80mm
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Fork SunTour XCM
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Groupset Deore, FSA
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Suspension Hardtail
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Motor Bosch
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Battery Bosch PowerTube 625
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Drivetrain 1 × 10
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Brakes Hydraulic Disc
Recommended size guide.
XS
137cm - 155cm
SM
153cm - 166cm
MD
161cm - 176cm
LG
173cm - 188cm
XL
186cm - 196cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Alpha Platinum Aluminium, Removable Integrated Battery (RIB), tapered head tube, Control Freak internal routing, Motor Armor, Boost148
Suspension Fork
Size: XS, SR Suntour XCM 34, coil spring, preload, lockout, tapered steerer, 44 mm offset, Boost110, 15 mm thru axle, 80 mm travel; Size: S, M, L, XL, SR Suntour XCM 34, coil spring, preload, lockout, tapered steerer, 44 mm offset, Boost110, 15 mm thru axle, 120 mm travel
Drivetrain
Rear Derailleur
Shimano Deore M5120, long cage
Shift Levers
Shimano Deore M4100, 10 speed
Cassette
Shimano Deore M4100, 11-46, 10-speed
Crank
FSA Bosch CK-220, 36T ring, 165 mm length
Bottom Bracket
Bosch, press-fit
Chain
KMC X10, 10-speed
Wheels
Front Hub
Formula DC-511, 6-bolt, Boost110, 15 mm thru axle
Rear Hub
Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Shimano 8/9/10 freehub, Boost148, 12 mm thru axle
Rims
Bontrager Connection, double-wall, 32-hole, 20 mm width, Presta valve
Spokes
14 g stainless steel
Tires
Size: XS, S, Bontrager XR3 Comp, wire bead, 30 tpi, 27.5x2.35"; Size: M, L, XL, Bontrager XR3 Comp, wire bead, 30 tpi, 29x2.30"
Brakes
Brakes
Tektro HD-M275 hydraulic disc
Disk Rotors
Tektro, 6-bolt, 203 mm
Cockpit
Stem
Size: XS, Bontrager alloy, 31.8 mm, Blendr-compatible, 7-degree, 50 mm length; Size: S, M, Bontrager alloy, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length; Size: L, XL, Bontrager alloy, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length
Handlebar
Size: XS, S, Bontrager alloy, 31.8 mm, 15 mm rise, 720 mm width; Size: M, L, XL, Bontrager alloy, 31.8 mm, 15 mm rise, 750 mm width
Grips
Bontrager XR Endurance Comp
Seat
Saddle
Bontrager Commuter Comp
Seatpost
Size: XS, S, Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length; Size: M, Bontrager alloy, 31.6 mm, 12 mm offset, 360 mm length; Size: L, XL, Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length
Motor & Battery
Motor
Bosch PowerTube 625
Battery
Bosch PowerTube 625
Charger
Bosch compact 2A (100-240 V) charger
Fit data
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.56 mm | 1.6 mm | 1.59 mm | 1.53 mm | 1.49 mm |
| Bottom Bracket Height | 291 mm | 307 mm | 325 mm | 325 mm | 325 mm |
| Front Center | 652 mm | 674 mm | 708 mm | 723 mm | 755 mm |
| Rake | 42 mm | 43 mm | 55 mm | 46 mm | 45 mm |
| Trail | 95 mm | 101 mm | 107 mm | 107 mm | 107 mm |
| Stack | 604 mm | 620 mm | 637 mm | 646 mm | 665 mm |
| Reach | 387 mm | 387 mm | 401 mm | 422 mm | 447 mm |
| Top Tube Length | 567 mm | 595 mm | 615 mm | 639 mm | 670 mm |
| Seat Tube Angle | 73.5 ° | 71.6 ° | 71.5 ° | 71.6 ° | 71.6 ° |
| Seat Tube Length | 363 mm | 394 mm | 419 mm | 470 mm | 521 mm |
| Head Tube Angle | 68.5 ° | 67.6 ° | 67.7 ° | 67.6 ° | 67.6 ° |
| Head Tube Length | 130 mm | 130 mm | 130 mm | 140 mm | 160 mm |
| Chainstay Length | 452 mm | 452 mm | 452 mm | 452 mm | 452 mm |
| Wheelbase | 1096 mm | 1122 mm | 1156 mm | 1171 mm | 1203 mm |
| Bottom Bracket Drop | 65 mm | 49 mm | 48 mm | 49 mm | 49 mm |
| Standover Height | 704 mm | 726 mm | 793 mm | 814 mm | 817 mm |
| Wheels | 27" | 27" | 29" | 29" | 29" |
| Rider Min Height | 137 cm | 153 cm | 161 cm | 173 cm | 186 cm |
| Rider Max Height | 155 cm | 166 cm | 176 cm | 188 cm | 196 cm |
About this model
Powerfly 4 625 is a Trek E Powerfly model. Trek launched 92 e-bikes of this model so far. You can easily view all of the Trek E Powerfly e-bikes models from 2021, here.
Model range prices
The most economical model, the Trek Powerfly 4 2021 has a starting price of 3699$. Trek Powerfly FS 7 2021 on the other hand is the most expensive at 6688$.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Average price for Crosscountry e-bikes
According to our math, the average price for a trustworthy Crosscountry e-bike is 2453$. However, even if your budget is less than the average, you might still be able to get a top-quality Crosscountry e-bike. To sum up, when you purchase your e-bike, make sure to check if it has reviews, and also do some components research.
This e-bike was released in 2021 and its price was 4075$. Comparing the average cost of a Crosscountry e-bike to this one, you will see that Powerfly 4 625 price is 66.12% higher.
Crosscountry e-bikes average weight
The average weight for Crosscountry e-bikes is 23.21 kg (51.17 lbs). You will have a greater advantage on climbs if your bike is easier than the average. On descents, however, a heavier bike will give you extra speed.
With a weight of 23.67 kg (52.18 lbs), Trek e-bike is slightly heavier than average. In other words, this model is 1.98% heavier than the average Crosscountry e-bike.
Internal Cable Routing
It’s also important to mention the internal cable routing that this e-bike has. In short, this will allow you to keep your bike cables in great condition. Say goodbye to hanging cables.
Overview of components
Fork
This e-bike has the SunTour XCM fork installed. The fork’s travel is 80mm. Bike forks absorb the shocks and give you a smooth and pleasant ride. In short, you should always ensure you have a good fork when purchasing a bike.
Wheels
When leaving the production line, the Powerfly 4 625 model has 27.5″ aluminum wheels. These wheels will provide you with more control over the e-bike. However, the 27.5″ wheels are less forgiving than the 29″ wheels.
Brakes
For your safety, it is important to have quality breaks on your bike. Trek Powerfly 4 625 has Hydraulic Disc brakes installed. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, these are ideal for anyone.
Sizes
Trek Powerfly 4 625 e-bike has 5 sizes, in the range of 137 cm – 196 cm (4.49 ft – 6.43 ft). In short, you can easily find one that suits you.
