The Powerfly FS+ 4 is a full-power full suspension electric mountain bike for taking on alpine adventures. It features 130 mm of front and 120 mm of rear trail-smoothing travel and a powerful Bosch Performance Line CX motor with a PowerMore compatible Removable Integrated Battery 2.0 (RIB 2.0) for getting far, far out there.
It's right for you if...
You're itching to explore and want a full-power, fully-capable e-MTB to take you there. You want the trail-smoothing benefits of a full-suspension mountain bike for rough roads and light singletrack, but don't see steep rock gardens or jump trails in your forecast.
The tech you get
An Alpha Platinum Aluminium frame with a Bosch Performance Line CX motor (85 Nm, 250 W), a 600 Wh PowerTube RIB 2.0 removable integrated battery and Purion 200 controller. 130 mm front and 120 mm rear suspension from a RockShox Recon Silver RL fork with Solo Air spring and Motion Control damper and a RockShox Deluxe Select shock. Tubeless-ready wheels with puncture-resistant 2.4˝ tyres, a 10-speed Shimano CUES drivetrain for clean shifts, a Bontrager Line dropper post and hydraulic disc brakes.
The final word
Explore the beyond with Powerfly FS+ 4. This capable and powerful e-MTB is ready to keep you soaring up the trail with a grin as big as you have on the downs. Its capable full-suspension set-up smooths rough tracks and boosts confidence while you venture to alpine yurts or just around town.
Specifications
| Frame | Alpha Platinum, Removable Integrated Battery (RIB 2.0), tapered headtube, internal routing, Motor Armour, rack and mudguard mounts, ABP, Boost 148, 120 mm travel |
|---|---|
| Fork | RockShox Recon Silver RL, Solo Air, Motion Control damper, lockout, tapered steerer, 42 mm offset, Boost110, 15 mm Maxle Stealth, 130 mm travel |
| Max compatible fork travel | See service manual |
Wheels
| Hub front | Shimano TC500 alloy, CentreLock, 110x15 mm thru axle |
|---|---|
| Hub rear | Shimano TC500 alloy, CentreLock, 148x12 mm thru axle |
| Skewer rear | Bontrager Switch thru-axle, removable lever |
| *Rim |
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 |
|
| Spokes | 14 g stainless steel, black |
| *Tyre |
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" |
|
| Tyre 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
| Battery | Bosch PowerTube 600 Wh, smart system |
|---|---|
| Charger | Bosch standard 2A, 230V, smart system |
| Computer | Bosch Purion 200 |
| Motor | Bosch Performance Line CX, 20 mph (25 km/h in Europe) |
Drivetrain
| Shifter | Shimano U6000, 10-speed |
|---|---|
| Rear derailleur | Shimano CUES U6000 GS |
| Crank | FSA Bosch CK-220, 36T ring, 165 mm length |
| Chainring | 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
| Saddle | Bontrager Verse P3, steel rails |
|---|---|
| *Seatpost |
Size: S Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 31.6 mm, 310 mm length |
|
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 | Bontrager XR Trail Comp, nylon lock-on |
| Stem | Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length |
| Head set | 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 |
Weight
| 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.
