The Powerfly+ 4 is an adventure-ready electric mountain bike that doesn't break the bank. It's ready to explore anywhere from rugged commutes to light singletrack with a rugged aluminium frame, bump-smoothing suspension fork and a powerful Bosch Performance Line CX motor that boosts you up and over steep climbs.

Key Features

• RIB 2.0 removable integrated battery: Easy to remove for travel and storage, and it's virtually rattle-free while you ride.
• Bosch 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.
• Compatible with Bosch PowerMore Booster Batteries: Want to ride even further? You can even upgrade the 600 Wh battery for a bigger 800 Wh option.

Full Specification

• Frame: Alpha Platinum Aluminium, Removable Integrated Battery (RIB 2.0), tapered head tube, guided internal routing, Control Freak internal routing, Motor Armor, Boost148, 12mm thru axle
• Fork: SR Suntour XCR 34, air spring, 2CR damper, hydraulic lockout, tapered steerer, 44mm offset, Boost 110, 15mm bolt-on thru axle, 120mm travel
• Motor: Bosch Performance Line CX, 250 Watt, 85 Nm, magnesium body, 20 mph (25 km/h) max assist
• Battery: Bosch PowerTube 600Wh, smart system
• Controller: Bosch Purion 200
• Gear Shifters: Shimano U6000, 10 speed
• Chainset: FSA Bosch CK-220, 36T ring
• Rear Cassette: Shimano CUES LG300, LINKGLIDE, 11-48, 10 speed
• Chain: Shimano LG500, 9/10/11 speed
• Front Derailleur: N/A
• Rear Derailleur: Shimano CUES U6000 GS
• Bottom Bracket: Sealed Bearing
• Pedals: VP-536 nylon platform
• Rims: Bontrager Connection, double-wall, 32-hole, 20mm width, Presta valve
• Front Hub: Shimano TC500 alloy, centrelock, 110x15mm thru axle
• Rear Hub: Shimano TC500 alloy, centrelock, 148x12mm thru axle
• Tyres: Bontrager LT4 Expert, reflective strip, wire bead, 60 tpi, 29x2.40"
• Brakes: Tektro HD-M275 hydraulic disc
• Handlebars: Bontrager Comp, alloy, 31.8mm, 40mm rise
• Handlebar Grip: Bontrager XR Endurance Comp, lock-on
• Headset: FSA IS-2, 1-1/8" top, 1.5" bottom
• Stem: Bontrager Comp, 31.8mm, Blendr compatible, 7 degree
• Saddle: Bontrager Commuter Comp
• Seatpost: Bontrager alloy, 31.6mm, 12mm offset
• Accessories: N/A
• Weight: This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

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.