ENVO ST50 Electric Bike

Step Into Power – Rugged Utility with Step-Thru Access

The ENVO ST50 is a powerful, street-legal electric bike engineered for commuting, cargo hauling, and off-road exploration. Featuring the same advanced powertrain as the ENVO D50, the ST50 swaps in a step-thru hydroformed aluminum frame for easier mounting and dismounting—ideal for riders prioritizing accessibility without sacrificing performance.

With a 750W peak motor, torque-sensing pedal assist, smart diagnostics, and modular cargo support, the ST50 delivers comfort, control, and serious capability across any terrain.

Key Specifications:

• Top Speed: Up to 28 mph (45 km/h)

• Motor: 750W peak / 500W rated geared rear hub (80Nm torque)

• Range: Up to 93 miles (150 km) standard; 124 miles (200 km) with dual battery

• Battery: 48V 15Ah (LG Lithium-ion), removable & lockable

• Bike Weight: ~62 lbs (28 kg)

• Payload Capacity: Up to 400 lbs

• Frame Style: Step-thru, hydroformed aluminum alloy

• Rider Fit: Suitable for riders from 5'0" to 6'6"

• Tires: 27.5" x 2.35" hybrid tires (multiple size options supported)

• Brakes: Tektro hydraulic disc brakes

• Gearing: Shimano Alivio 9-speed

• Lighting: 100 LUX headlight + brake-activated taillight

• Assist System: 5 levels of pedal assist + thumb throttle

• Safety Certification: UL 2849 compliant

Accessible Frame, Same High Performance

The ST50’s step-thru design makes it easier to mount, especially when carrying cargo or wearing work gear. It’s the ideal solution for delivery professionals, recreational riders, or anyone who values a more accessible frame geometry—without sacrificing the performance of a full-size electric utility bike.

Built to Carry, Built to Explore

The ST50 includes a heavy-duty rear rack rated for up to 187 lbs (85 kg), with optional foot pegs and cushioned seat for carrying a second passenger. Add a front basket to carry tools, groceries, or anything else you need on the job or trail.

Torque Sensor + CANBUS Diagnostics

The advanced torque sensor gives you real-time, natural-feeling pedal assist based on your effort. Meanwhile, ENVO’s smart CANBUS system allows your display, battery, controller, and charger to communicate for enhanced safety, performance, and battery life. Connect via Bluetooth to the ENVO app for navigation, stats, and smart diagnostics.

Range Extender Ready

The standard 15Ah battery delivers up to 93 miles of range per charge. For even longer rides, the ST50 supports a second battery, boosting total range up to 124 miles—perfect for long commutes, touring, or all-day utility.

Premium Components for All Conditions

• Fork: Adjustable suspension fork (80mm travel) with lockout

• Transmission: Shimano Alivio 9-speed

• Crankset: 48T front, 11–36T cassette

• Headlight: 300 lumen, handlebar-controlled

• Taillight: Brake-activated, integrated with lighting system

• Frame: Hydroformed aluminum step-thru frame

• Rims/Tires: Double-wall alloy rims with 27.5” x 2.35” hybrid tires

• Smart Display: Bluetooth-enabled LCD with CANBUS integration

ENVO ST50: Step-Thru Access Meets All-Terrain Capability

Whether you're carrying cargo, commuting to work, or navigating city traffic and country trails, the ST50 offers professional-grade performance with the ease and comfort of a step-thru design. It’s built to adapt, built to haul, and built to last.