Class 1 e-Bike
The Trek Powerfly 4 625 is a hardtail Class 1 electric mountain bike with a Bosch Performance Line motor (65 Nm torque) and pedal-assist up to 20 mph. As a Class 1 eMTB with no throttle, it's legal on virtually all mountain bike trails where e-bikes are permitted. Most US trail systems only allow Class 1 e-bikes. No license or registration required. The 625Wh battery provides substantial range for all-day trail riding. Always check local trail regulations before riding.
Gear for the Trek Powerfly 4 625
Helmets, locks, lights and parts riders commonly buy with this e-bike.
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Specifications
| E-Bike Class | Class 1 - Pedal Assist Only |
| Motor Type | Mid-Drive |
| Motor Power | 250W |
| Assisted Max Speed | 20 mph |
| Pedal Assist | Yes |
| Throttle | Yes |
| Street Legal | Yes |
| Legal Access | Legal on all roads, bike paths, and trails where regular bicycles are allowed. |
Top Accessories & Parts
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OutdoorMaster Skateboard Cycling Helmet - Two Removable Liners Ventilation Multi-Sport Scooter Roller Skate Inline Skating for Kids, Youth & Adults - L - Black
Titanker Heavy Duty Bicycle Lock Chain with Keys - 3 Feet Anti-Theft Lock for Bikes, Motorcycles, Doors, Gates, Fences, Grills (6mm Thick)
SUYIWEE 2026 New 1200LM Wide Angle Bike Lights for Night Riding, 3+5 Modes & IP65 Waterproof Bicycle Lights Front and Rear, Long-Lasting USB Rechargeable for Towing Hitch Lights
