The Powerfly FS+ 8 is a deluxe full-power, full suspension electric mountain bike ready for adventure. Its sturdy aluminium frame partners with just enough travel to smooth out rough trails, with 130 mm front and 120 mm rear suspension. It comes equipped to go anywhere with a powerful Bosch Performance Line CX motor and a huge 800 Wh Removable Integrated Battery 2.0 (RIB 2.0), so you never have to limit your exploring
It's right for you if...
You want to explore without limits and you want a powerful e-bike to take you everywhere. You're looking for full assist to flatten long, punchy climbs and just enough trail-smoothing suspension to deliver confident handling in the rough. You want upgrades where they matter, like the clean, wireless shifts of a SRAM AXS T-Type transmission.
The tech you get
An Alpha Platinum Aluminium frame with a Bosch Performance Line motor CX (85 Nm, 250 W), a huge 800 Wh PowerTube RIB 2.0 removable integrated battery and Purion 200 controller. 130 mm front and 120 mm rear suspension from a FOX Rhythm 36 fork and a FOX Float Rhythm shock. Tubeless-ready wheels with puncture-resistant 2.4˝ tyres, a 12-speed wireless SRAM GX Eagle AXS T-Type transmission for clean shifts, a Bontrager Line dropper post and hydraulic disc brakes.
The final word
The Powerfly FS+ 8 is an electric mountain bike built for discovering what's beyond the next climb. It features just enough trail-smoothing suspension to boost comfort and confidence, and plenty of power to get you wherever you want to explore.
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 |
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| Fork | Fox Rhythm 36, Float EVOL air spring, GRIP damper, tapered steerer, 44 mm offset, Boost110, 15 mm Kabolt axle, 130mm travel |
| Shock | Fox Float Rhythm, 2-position damper, 210x50 mm |
| Max compatible fork travel | See service manual |
Wheels
| *Wheel front |
Size: S Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 27.5" |
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Size: M , L , XL Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 29" |
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| *Wheel rear |
Size: S Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 27.5'' |
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Size: M , L , XL Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 29'' |
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| Skewer rear | Bontrager Switch thru-axle, removable lever |
| *Tyre |
Size: S Bontrager Gunnison Pro XR, Tubeless-Ready, wire bead, 60 tpi, 27.5x2.40" |
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Size: M , L , XL Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.40" |
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| 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 800 Wh, smart system |
|---|---|
| Charger | Bosch standard 4A, 230V, smart system |
| *Computer |
Size: S , M , L , XL Bosch Kiox 300, smart system |
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Size: S , M , L , XL Bosch LED remote, smart system |
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| Motor | Bosch Performance Line CX, 20 mph (25 km/h in Europe) |
Drivetrain
| Shifter | SRAM AXS POD |
|---|---|
| Rear derailleur | SRAM GX Eagle AXS, T-Type |
| Crank | SRAM GX, 160 mm length |
| Cassette | SRAM Eagle XS-1275, T-Type,10-52, 12-speed |
| Chain | SRAM GX Eagle, T-Type, 12-speed |
| Pedal | VP-536 nylon platform |
| Max. chainring size | 1x: 38T |
Components
| Saddle | Bontrager Verse P3, steel rails |
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| *Seatpost |
Size: S Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 31.6 mm, 310 mm length |
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Size: M , L , XL Bontrager Line Dropper, 170 mm travel, MaxFlow, internal routing, 31.6 mm, 450 mm length |
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| 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 | SRAM DB 8 4-piston hydraulic disc |
| 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). |
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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.
