Cybervelo EK4 Electric Bicycle 48V 20.8Ah Long Range Off Road Foldable

The Cybervelo EK4 Electric Bicycle is built for explorers who refuse to choose between everyday commuting and weekend adventures. With a sturdy 48V 20.8Ah removable battery, a high-torque 1000W peak brushless motor, and rugged fat tires, this foldable e-bike delivers confident power, long-range capability, and versatile performance in one ready-to-ride package.

Powerful propulsion that climbs and accelerates with ease

• 1000W peak brushless motor paired with a SHIMANO 7-speed transmission delivers strong torque for steep hills, quick starts, and steady cruising on mixed terrain.
• Top speeds reach 30+ mph (≈48 km/h) under ideal assist, with a practical range that supports everything from city hops to multi-hour adventures.
• Three riding modes—Eco, Normal, and Sport—plus five levels of pedal-assist power output let you tailor performance for hills, headwinds, or long flats.

Long-range, ready-for-anything battery

• 48V 20.8Ah large-capacity battery extends your rides far beyond the daily commute, delivering up to 90 miles on a single charge under favorable conditions.
• Removable battery design makes indoor charging convenient—no need to haul the whole bike to a charger.
• Battery efficiency translates to around a 60% increase in mileage compared with traditional compact packs, giving you more exploration with less downtime.

Off-road capability meets everyday practicality

• 20" fat tires provide exceptional traction, grip, and puncture resistance on roads, sand, snow, beach terrain, and rocky trails.
• Front and rear double disc brakes with EABS power-off safety assist ensure reliable stopping power in varied conditions.
• High-strength front fork and a cushioned seatpost absorb bumps and shocks, delivering a smoother ride on rough surfaces and long distances.

Smart, foldable, and rider-centric design

• Foldable, step-through frame makes storage and transit effortless—perfect for apartments, car trunks, or multi-stop adventures.
• Advanced LCD display shows real-time speed, distance, and battery status at a glance, with a convenient charging port for on-the-go top-ups.
• 3 riding modes and 5 power levels give you precise control over energy use and performance depending on your route or mood.

Reliability, service, and support you can rely on

• Ships 90% pre-assembled, including pedals and seat, with clear setup steps and responsive 24/7 customer support.
• Includes a comprehensive 1-year warranty covering motors, batteries, and controllers for peace of mind on every hill you conquer.
• Note on delivery: ships via FedEx from California. Some locations (such as Alaska, Hawaii, and Puerto Rico) may not be eligible for delivery.

Who is this bike for?

Ideal for urban commuters who crave weekend escapes, weekend riders who want a dependable trail partner, and anyone who values a foldable, long-range e-bike that can ferry you from beach to backcountry. The EK4 handles daily trips, weekend coastal rides, and rugged dirt paths with equal confidence, making it a versatile companion for a wide range of riders.

Elevate your riding experience with the Cybervelo EK4—a capable, long-range electric bicycle that blends practical everyday use with adventurous off-road capability, all in a foldable, easy-to-store design.