Powerfly FS 4 is a full suspension electric mountain bike built to tackle rugged trail adventures. The plush suspension setup soaks up rough terrain, and the powerful Bosch electric drive system boosts your capacity to crush climbs and mile after mile of singletrack.
| Frame | Alpha Platinum Aluminum, Removable Integrated Battery (RIB), tapered head tube, internal routing, Motor Armor, magnesium rocker link, rack and fender mount, ABP, Boost148, 100mm travel |
|---|---|
| *Fork |
Size:
XS , S SR Suntour XCR 34, air spring, LO R damper, hydraulic lockout, tapered steerer, 41mm offset, oversized crown for eMTB, Boost110, 15mm bolt-on thru axle, 100mm travel |
|
Size:
M , L , XL SR Suntour XCR 34, air spring, LO R damper, hydraulic lockout, tapered steerer, 44mm offset, oversized crown for eMTB, Boost110, 15mm bolt-on thru axle, 120mm travel |
|
| Shock | SR Suntour Edge R, 190mm x 45mm |
| Max compatible fork travel | 120mm (XS & S: 520mm axle-to-crown, M & up: 545mm axle-to-crown) |
| Hub front | Bontrager sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle |
| Hub rear | Bontrager Approved DC-3248, sealed bearing, alloy axle, 6-bolt, Shimano 8/9/10 freehub, Boost148, 12mm thru axle |
| Skewer rear | Bontrager Switch thru axle, removable lever |
| Rim | Alex MD35, tubeless compatible, 32-hole, 35mm width, Presta valve |
| Spokes | 14g stainless steel, black |
| *Tire |
Size:
XS , S Bontrager XR3 Comp, wire bead, 30tpi, 27.5x2.35'' |
|
Size:
M , XL Bontrager XR3 Comp, wire bead, 30tpi, 29x2.30'' |
|
| Rim strip | Bontrager TLR |
| Max tire size | Frame: 29x2.40" (XS & S: 27.5x2.60"), Fork: See manufacturer |
| Battery | Bosch PowerTube 500Wh |
| Charger | Bosch compact 2A, 100-240V |
| Computer | Bosch Purion |
| Motor | Bosch Performance CX, magnesium motor body, 250 watt, 85 Nm, 20mph or 32km/h max assist |
| Shifter | Shimano Deore M4100, 10 speed |
| Rear derailleur | Shimano Deore M5120, long cage |
| Crank | FSA Bosch CK-220, 36T ring, 165mm length |
| Chainring | FSA, 36T, steel |
| Cassette | Shimano Deore M4100, 11-46, 10 speed |
| Chain | KMC X10, 10 speed |
| Pedal | VP-536 nylon platform |
| Max chainring size | 1x: 46T, min 34T |
| Saddle | Bontrager Arvada, steel rails, 138mm width |
| *Seatpost |
Size:
XS , S , M TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length |
|
Size:
L , XL TranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length |
|
| Handlebar | Bontrager alloy, 31.8mm, 15mm rise, 720mm width |
| Grips | Bontrager XR Trail Comp, nylon lock-on |
| *Stem |
Size:
XS , S Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 60mm length |
|
Size:
M , L , XL Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 70mm length |
|
| Headset | FSA IS-2 |
| Brake rotor | Tektro, 6-bolt, 203mm |
| Brake Set | Tektro HD-M275 hydraulic disc |
| Fender | Trek Powerfly 29'' custom fender |
| Weight | M - 24.83 kg / 54.75 lbs |
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg). |