Powerfly FS 4 is a full suspension electric mountain bike built to tackle rugged trail adventures. The plush suspension set-up 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 Aluminium, Removable Integrated Battery (RIB), tapered head tube, internal routing, Motor Armour, magnesium rocker link, rack and mudguard mount, ABP, Boost148, 100 mm travel |
| *Fork |
Size: XS , S
SR Suntour XCR 34, air spring, LO R damper, hydraulic lockout, tapered steerer, 44 mm offset, oversized crown for eMTB, Boost110, 15 mm bolt-on thru axle, 100 mm travel |
Size: M , L , XL
SR Suntour XCR 34, air spring, LO R damper, hydraulic lockout, tapered steerer, 44 mm offset, oversized crown for eMTB, Boost110, 15 mm bolt-on thru axle, 120 mm travel |
| Shock |
SR Suntour Edge R, 190 mm x 45 mm |
| Max compatible fork travel |
120mm (XS & S: 520mm axle-to-crown, M & up: 545mm axle-to-crown) |
Wheels
| Hub front |
Bontrager sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle |
| Hub rear |
Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Shimano 8/9/10 freehub, Boost148, 12 mm thru axle |
| Skewer rear |
Bontrager Switch thru-axle, removable lever |
| Rim |
Alex MD35, tubeless compatible, 32-hole, 35 mm width, Presta valve |
| Tyre |
Bontrager XR3 Comp, wire bead, 30 tpi, 29x2.30" |
| Max tyre size |
Frame: 29x2.40" (XS & S: 27.5x2.60") Fork: See manufacturer |
Drivetrain
| Shifter |
Shimano Deore M4100, 10 speed |
| Rear derailleur |
Shimano Deore M5120, long cage |
| Crank |
FSA Bosch CK-220, 36T ring, 165 mm length |
| Cassette |
Shimano Deore M4100, 11-46, 10-speed |
| Chain |
KMC X10, 10-speed |
| Pedal |
VP-536 nylon platform |
| Max. chainring size |
Max: 46T, Min 34T |
Components
| Saddle |
Bontrager Arvada, steel rails, 138 mm width |
| *Seatpost |
Size: XS , S , M
TranzX JD-YSP18, 100 mm travel, internal routing, 31.6 mm, 361 mm length |
Size: L , XL
TranzX JD-YSP18, 130mm travel, internal routing, 31.6 mm, 425 mm length |
| Handlebar |
Bontrager alloy, 31.8 mm, 15 mm rise, 720 mm width |
| Grips |
Bontrager XR Trail Comp, nylon lock-on |
| *Stem |
Size: XS , S
Bontrager alloy, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length |
Size: M , L , XL
Bontrager alloy, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length |
| Brake |
Tektro HD-M275 hydraulic disc |
| Brake rotor |
Tektro, 6-bolt, 203 mm |
Weight
| Weight limit |
This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb). |