Trek Powerfly+ 8 Gen 5

£3,800.00
Was £3,999.99

Finance available with Novuna Personal Finance

30 days free insurance available

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M
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XL

The Powerfly+ 8 is a rugged full-power hardtail electric mountain bike that's made to conquer your every adventure. Its sturdy Alpha Platinum Aluminium frame makes it a versatile for exploring, while a 120 mm Fox AWL Rail suspension fork keeps things feeling smooth, from roots and rocks to potholes. It comes ready to roll with a 12-speed Shimano XT/SLX drivetrain and Shimano M6100 4-piston hydraulic brakes for stop-anywhere control.

You think life's better with a big boost. You're after an e-MTB that packs in plenty of power to make the ups as fun as the downs, and want the efficiency and convenience of a hardtail. You want upgrades where they matter most, like the wheels, suspension fork and drivetrain.

An Alpha Platinum Aluminium hardtail frame with a FOX Float AWL fork with air spring and RAIL 2.0 damper. A powerful Bosch Performance Line CX motor (85 Nm, 250 W), with an 800 Wh PowerTube RIB 2.0 removable integrated battery and Purion 200 controller. A 12-speed Shimano SLX and XT blend drivetrain, Tubeless Ready Bontrager wheels, a Bontrager Line dropper post, 4-piston Shimano hydraulic disc brakes and plenty of mounts for bags and racks.

The Powerfly+ 8 is a powerful electric hardtail that tacks on the bells and whistles that matter most. It gives you a serious boost for steep climbs, thanks to the Bosch Performance Line CX motor and massive 800 Wh battery, plus an upgraded fork, brakes and drivetrain to keep rides smooth for miles ahead.

- The Powerfly+ delivers a full-assist ride that's as versatile as it is powerful

- Bosch's Performance Line CX motor delivers plenty of torque for steep, punchy climbs and is easy to control with the Purion 200 remote - plus you can customise it in the eBike Flow app

- Its RIB 2.0 removable integrated battery is easy to remove for travel and storage, and its virtually rattle-free while you ride

- Want even more boost? With the Bosch e-Bike Flow app, you can increase torque to 100 Nm and peak power up to 750W.

- It's compatible with Bosch PowerMore booster batteries, and you can even upgrade the 600 Wh battery for a bigger 800 Wh option to get way out there. Both parts can be retrofitted by the dealer

New RIB 2.0

Removable Integrated Battery (RIB 2.0) makes it easy to remove your battery for more convenient charging or travelling, and you don't have to worry about dropping it thanks to a secondary safety catch.

Extend your ride

Wanna take your ride even further? Pair a 250 Wh PowerMore range extender with your bike to chase your most epic adventures.

Light, quiet, powerful: 100 Nm upgrade ready

Bosch's Performance Line CX motor has 85 Nm of torque out of the box but can be tuned all the way up to 100 Nm and 750 W of power using the Bosch eBike Flow app, the all-new Bosch CX motor is lighter, quieter and now more powerful than ever without wavering on natural-feeling support for crushing epic rides.

Massive range for epic rides

Bosch's new 800 Wh battery gives you enormous range for chasing down your greatest adventures - or you can swap to a 600 Wh option for a lighter-weight ride with more nimble handling.

Customise your ride

Get more utility and sleek integration with mudguards and a rack designed specifically for Powerfly, so you can customise your setup for everyday needs or epic exploration.

A better way to produce aluminium

Starting in 2024, we began removing high-emission aluminium from our manufacturing and replacing it with low-emission aluminium made with renewable energy. By October 2025, nearly every alloy bike we make - this one included - had made the switch, driving a major drop in our footprint.

Frame Size XL, Alpha Platinum Aluminium, Removable Integrated Battery (RIB 2.0), tapered head tube, guided internal routing, Control Freak internal routing, Motor Armour, Boost148, 12 mm thru axle
ForkFox AWL Rail, Rail 2.0 damper, tapered steerer, 44 mm offset, Boost110, 15 mm Kabolt axle, 180 mm direct mount, 120 mm travel, 29"
Wheel SizeFront 29 / Rear 29
WheelsBontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 29"
TyresBontrager Gunnison Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.60"
BatteryBosch PowerTube 800 Wh, smart system
ChargerBosch standard 4A, 230V, smart system
DisplayBosch Kiox 300, smart system
MotorBosch Performance Line CX, 20 mph / 32 km/h max assist (25 km/h max assist in EU and APAC)
ShifterShimano SLX M7100, 12-speed
Rear DerailleurShimano XT M8100, long cage
CrankE*thirteen E*spec Plus, 160 mm length
CassetteShimano SLX M7100, 10-51T, 12-speed
ChainShimano SLX M7100, 12-speed
PedalsVP-536 nylon platform
Front BrakeShimano 4-piston hydraulic disc, M6100 lever, M6120 calliper Shimano RT66, 6-bolt, 203 mm Max brake rotor size
Rear BrakeShimano 4-piston hydraulic disc, M6100 lever, M6120 calliper Shimano RT66, 6-bolt, 203 mm Max brake rotor size
HandlebarBontrager Comp, alloy, 31.8 mm, 40mm rise, 780 mm width
GripsBontrager XR Endurance Elite
StemBontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 50 mm length
HeadsetFSA IS-2, 1-1/8" top, 1.5" bottom
SeatpostBontrager Line Dropper, 170 mm travel, MaxFlow, internal routing, 31.6 mm, 450 mm length
Seatpost ClampBolt-on, 36.4 mm
SaddleBontrager Commuter Comp
Weight23.68 kg

Please note: Manufacturers can sometimes change the specification of the products from time to time.

More reasons to buy from us

We price match all products on a like for like basis.

To qualify the item must be available in stock with a UK supplier and any additional costs taken into consideration.

i.e delivery charges, buyers premium, assembly charges.

Call us on 01823 252499 before you make your purchase to enquire about price matching a product.

Please read our full price match policy.

With all bike sales you will receive an informational bike pack that contains a 15% Off accessories voucher inside.

This voucher is redeemable at your nearest Bicycle Chain Store.

We currently have stores in Yeovil, Taunton, Bridgwater, Weston-Super-Mare and Hereford.

This is part of our 'Support Local Business' initiative, where we want to see local riders supported by their local bike shops.

We hope to see you in store soon.

When you buy a bike from us in the store or come to collect your Click & Collect order we will adjust your new bike to fit you.

This includes adjusting saddle height, saddle position and where possible adjusting the brake levers / gear shifters.

We will also adjust any accessories you have purchased with your bike where applicable.

When you buy a bike from us you will get a free service at your nearest Bicycle Chain store within 6 weeks of taking delivery of your bike.

The free service is put in place to make sure the bike you have purchased is running correctly and to adjust out any cable stretch that happens to any new bike.

The type of bike you have bought and the type of riding you have planned will affect how soon you need to book your free service.

  • Light use - 6 weeks
  • Daily commuting / moderate use - 4 weeks
  • Hard / aggressive use - After the first 2 rides

However if you experience any issues at any time you should stop riding your bike and book your bike in for its free service immediately.

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