Trek Powerfly FS+ 4 Gen 4 Electric Bike 2025

£4,125.00

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The Powerfly FS+ 4 is a high-performance, full suspension electric mountain bike designed for tackling challenging alpine terrain. Its advanced features include 130 mm of front and 120 mm of rear suspension travel, as well as a robust Bosch Performance Line CX motor and a PowerMore compatible Removable Integrated Battery 2.0 (RIB 2.0) for extended off-road adventures.

  • Frame Alpha Platinum Aluminium, Removable Integrated Battery (RIB 2.0), tapered headtube, guided internal routing, Motor Armor, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, 34.9 mm seat tube, ABP, UDH, rack and mudguard mounts, 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 trave
  • Hub front Shimano TC500 alloy, CentreLock, 110×15 mm thru axle
  • Hub rear Shimano TC500 alloy, CentreLock, 148×12 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
  • Spokes14 g stainless steel, black
  • *Tyre    
  • Size: S Bontrager Gunnison Pro XR, Tubeless-Ready, wire bead, 60 tpi, 27.5×2.40″
  • Size: M , L , XL Bontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29×2.40″
  • Tyre part Bontrager TLR sealant, 180 ml/6 oz
  • Rim strip Bontrager TLR
  • 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)
  • 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
  • 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
  • Headset FSA IS-2, 1-1/8″ top, 1.5″ bottom
  • Brake Tektro Gemini SL 4 piston hydraulic brake
  • Brake rotor Tektro, CentreLock, 203 mm
  • Weight M – 24.58 kg / 54.19 lbs (with TLR sealant, no tubes)
  • Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

Additional information

Colour

Mercury/Dark Web, Mercury/Dark Web, Mercury/Dark Web, Mercury/Dark Web, Pennyflake/Black Olive, Pennyflake/Black Olive, Pennyflake/Black Olive, Pennyflake/Black Olive

Size

Small, Medium, Large, X-Large, Small, Medium, Large, X-Large