ELECTRIC MOUNTAIN BIKE TREK POWERFLY+ 4 27.5 Mercury/Gloss Power Surge

The Trek Powerfly+ 4 Gen 5 is a hardtail e-MTB with a Bosch Performance Line CX motor and a 600 Wh battery, designed for riding on easier trails. It makes climbing and covering long distances smooth, while also offering the option to fit accessories for everyday practicality.

Who is the Trek Powerfly+ 4 Gen 5 ideal for?

At 23,10 kg with 120 mm of front suspension travel, it sits in the entry-to-mid-level range of versatile trail e-bikes for a wide variety of uses. With its front-suspension design and robust aluminium frame, it offers excellent value for money compared with full-suspension models. It is designed for recreational riders and explorers who need powerful assistance for long rides on gravel roads and moderately technical forest trails. The Alpha Platinum aluminium frame reduces its carbon footprint, as it is manufactured using renewable energy.

Key benefits of the Trek Powerfly+ 4 Gen 5

• Bosch Performance Line CX motor: The compact drive unit delivers 85 Nm of torque (with the option to upgrade to 100 Nm via the app), making it easy to tackle steep climbs smoothly.
• Bosch PowerTube 600 Wh battery: The RIB 2.0 system makes it easy to remove the battery for charging and provides enough range for rides lasting several hours.
• Shimano CUES drivetrain: The 10-speed drivetrain with LINKGLIDE technology offers exceptional chain and cassette durability, as well as smooth shifting under load.
• SR Suntour XCR 34 fork: Air suspension with 120 mm of travel (100 mm on size S) and a lockout effectively absorbs bumps on uneven terrain.
• Tektro HD-M275 brakes: Hydraulic disc brakes with 203 mm rotors provide safe and consistent stopping on long descents.

In use

On technical climbs, the Bosch Performance Line CX motor provides powerful assistance, while grippy Bontrager tyres help the rider tackle steep gravel sections and roots with ease. The smart system lets you adjust the assistance via the eBike Flow app.

On all-day rides, the 600 Wh battery and ergonomic frame geometry help reduce fatigue. The Bosch Purion 200 display clearly shows the battery level and speed at all times, helping you plan your route effectively.

For everyday rides around town or to work, the bike stands out for how easily mudguards, a rack and lights can be fitted. Its robust construction and 29-inch wheels (27.5-inch on size S) provide a comfortable ride over kerbs and potholes.

Frequently asked questions