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Description
ENVO ST50
Where Performance Meets Riding Comfort
ENVO ST50 offers a more relaxed ride with a lower step-over height and upright position compared to D50, ensuring confidence and easy control in everyday conditions.
Built on ENVO’s 50 Series platform, the ST50 features a torque-sensing motor that delivers smooth, natural assistance, responding instantly to pedaling input for a ride experience that feels intuitive and bicycle-like. A long-range integrated battery supports longer commutes and extended rides, while the high-tech, safety-focused powertrain is engineered for reliability, durability, and consistent performance.
The ST50 e-bike streamlines ownership with shared batteries, electronics, and core components, cutting down on maintenance and enhancing long-term serviceability. It combines advanced technology with comfort for commuting and leisure riding.
Technical Specifications
- Frame: Hydro-formed Alloy 6061 TIG welded
- Fork: 29" Suspension fork,threadless stem,Travel 80mm
- Headsets: 1-1/8"*φ44/φ56*φ39.8mm, H:11.8mm±1
- Handlebar: W=700mm*φ31.8mm,Back Sweep(9)
- Brake Set: Tektro hydraulic disc brakes E3520
- Grip: TPR Grip
- Crank Set: 1/2"*3/32" L175mm*48T
- BB Sets: 68mm LDS torque sensor
- Pedal: Alloy, 9/16″
- Chain: TEC
- F/R Hub: M9*100mm*108mm*115mm*36H*13G,quick release
- Gear Set: Shimano Alivio 9 Speed
- Rim: 27.5″x13Gx36H,alloy double wall, black
- Spokes: Stainless steel black 13G spokes
- Tire: CST C1820 27.5"*2.35
- Saddle: vinyl top cover, padded PU, black ABS ,VELO
- Seat Post: φ31.6 mm
- Kickstand: adjustable rear kickstand
- Fender: Double Walled Alloy Fenders
- Motor: Brushless 48V/750W max/ Geared rear motor
- Battery: 48V/15AH 5000 LGLithium battery, CAN
- Charger: 54V 2A CC-CV 240/120V ULc
- Controller: BLDC Sine-wave controller 25A waterproof connectors, CAN
- Sensor: Torque Sensor + Cadence Sensor
- Display: Color Display with Bluetooth App connectivity, CAN
CLASS 3 vs CLASS 2
Class 3 bikes are specifically designed to meet the requirements of the USA market, offering increased power and higher speed capabilities. On the other hand, Class 2 bikes are legally allowed for use on Canadian roads, adhering to all regulations and standards set by the authorities.
If you currently own a Class 2 bike in Canada and wish to upgrade it to a Class 3 for off-road usage, we can provide assistance in making the necessary modifications and upgrades.However, it's important to note that the liability for these modifications will be your own responsibility.
For further details and guidance on unlocking your Class 2 bike to a Class 3 level, please click here.
- Frame: Hydro-formed Alloy 6061 TIG welded
- Fork: 29" Suspension fork,threadless stem,Travel 80mm
- Headsets: 1-1/8"*φ44/φ56*φ39.8mm, H:11.8mm±1
- Handlebar: W=700mm*φ31.8mm,Back Sweep(9)
- Brake Set: Tektro hydraulic disc brakes E3520
- Grip: TPR Grip
- Crank Set: 1/2"*3/32" L175mm*48T
- BB Sets: 68mm LDS torque sensor
- Pedal: Alloy, 9/16″
- Chain: TEC
- F/R Hub: M9*100mm*108mm*115mm*36H*13G,quick release
- Gear Set: Shimano Alivio 9 Speed
- Rim: 27.5″x13Gx36H,alloy double wall, black
- Spokes: Stainless steel black 13G spokes
- Tire: CST C1820 27.5"*2.35
- Saddle: vinyl top cover, padded PU, black ABS ,VELO
- Seat Post: φ31.6 mm
- Kickstand: adjustable rear kickstand
- Fender: Double Walled Alloy Fenders
- Motor: Brushless 48V/750W max/ Geared rear motor
- Battery: 48V/15AH 5000 LGLithium battery, CAN
- Charger: 54V 2A CC-CV 240/120V ULc
- Controller: BLDC Sine-wave controller 25A waterproof connectors, CAN
- Sensor: Torque Sensor + Cadence Sensor
- Display: Color Display with Bluetooth App connectivity, CAN
CLASS 3 vs CLASS 2
Class 3 bikes are specifically designed to meet the requirements of the USA market, offering increased power and higher speed capabilities. On the other hand, Class 2 bikes are legally allowed for use on Canadian roads, adhering to all regulations and standards set by the authorities.
If you currently own a Class 2 bike in Canada and wish to upgrade it to a Class 3 for off-road usage, we can provide assistance in making the necessary modifications and upgrades.However, it's important to note that the liability for these modifications will be your own responsibility.
For further details and guidance on unlocking your Class 2 bike to a Class 3 level, please click here.
- Frame: Hydro-formed Alloy 6061 TIG welded
- Fork: 29" Suspension fork,threadless stem,Travel 80mm
- Headsets: 1-1/8"*φ44/φ56*φ39.8mm, H:11.8mm±1
- Handlebar: W=700mm*φ31.8mm,Back Sweep(9)
- Brake Set: Tektro hydraulic disc brakes E3520
- Grip: TPR Grip
- Crank Set: 1/2"*3/32" L175mm*48T
- BB Sets: 68mm LDS torque sensor
- Pedal: Alloy, 9/16″
- Chain: TEC
- F/R Hub: M9*100mm*108mm*115mm*36H*13G,quick release
- Gear Set: Shimano Alivio 9 Speed
- Rim: 27.5″x13Gx36H,alloy double wall, black
- Spokes: Stainless steel black 13G spokes
- Tire: CST C1820 27.5"*2.35
- Saddle: vinyl top cover, padded PU, black ABS ,VELO
- Seat Post: φ31.6 mm
- Kickstand: adjustable rear kickstand
- Fender: Double Walled Alloy Fenders
- Motor: Brushless 48V/750W max/ Geared rear motor
- Battery: 48V/15AH 5000 LGLithium battery, CAN
- Charger: 54V 2A CC-CV 240/120V ULc
- Controller: BLDC Sine-wave controller 25A waterproof connectors, CAN
- Sensor: Torque Sensor + Cadence Sensor
- Display: Color Display with Bluetooth App connectivity, CAN
CLASS 3 vs CLASS 2
Class 3 bikes are specifically designed to meet the requirements of the USA market, offering increased power and higher speed capabilities. On the other hand, Class 2 bikes are legally allowed for use on Canadian roads, adhering to all regulations and standards set by the authorities.
If you currently own a Class 2 bike in Canada and wish to upgrade it to a Class 3 for off-road usage, we can provide assistance in making the necessary modifications and upgrades.However, it's important to note that the liability for these modifications will be your own responsibility.
For further details and guidance on unlocking your Class 2 bike to a Class 3 level, please click here.
- Frame: Hydro-formed Alloy 6061 TIG welded
- Fork: 29" Suspension fork,threadless stem,Travel 80mm
- Headsets: 1-1/8"*φ44/φ56*φ39.8mm, H:11.8mm±1
- Handlebar: W=700mm*φ31.8mm,Back Sweep(9)
- Brake Set: Tektro hydraulic disc brakes E3520
- Grip: TPR Grip
- Crank Set: 1/2"*3/32" L175mm*48T
- BB Sets: 68mm LDS torque sensor
- Pedal: Alloy, 9/16″
- Chain: TEC
- F/R Hub: M9*100mm*108mm*115mm*36H*13G,quick release
- Gear Set: Shimano Alivio 9 Speed
- Rim: 27.5″x13Gx36H,alloy double wall, black
- Spokes: Stainless steel black 13G spokes
- Tire: CST C1820 27.5"*2.35
- Saddle: vinyl top cover, padded PU, black ABS ,VELO
- Seat Post: φ31.6 mm
- Kickstand: adjustable rear kickstand
- Fender: Double Walled Alloy Fenders
- Motor: Brushless 48V/750W max/ Geared rear motor
- Battery: 48V/15AH 5000 LGLithium battery, CAN
- Charger: 54V 2A CC-CV 240/120V ULc
- Controller: BLDC Sine-wave controller 25A waterproof connectors, CAN
- Sensor: Torque Sensor + Cadence Sensor
- Display: Color Display with Bluetooth App connectivity, CAN
CLASS 3 vs CLASS 2
Class 3 bikes are specifically designed to meet the requirements of the USA market, offering increased power and higher speed capabilities. On the other hand, Class 2 bikes are legally allowed for use on Canadian roads, adhering to all regulations and standards set by the authorities.
If you currently own a Class 2 bike in Canada and wish to upgrade it to a Class 3 for off-road usage, we can provide assistance in making the necessary modifications and upgrades.However, it's important to note that the liability for these modifications will be your own responsibility.
For further details and guidance on unlocking your Class 2 bike to a Class 3 level, please click here.
Key Features

Shop the ENVO ST50 Electric Bike at MyVoltLife powerful 750W motor, long battery range, and rugged design for smooth commuting and all-terrain rides. book now.

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Small Frame Measurements
A Seat Tube Length 17.3" | 44.0 cm
B Effective Top Tube Length 20.7" | 52.7 cm
C Tire Diameter 27.5" | 69.9 cm
D Minimum Seat Height 31.5" | 80.0 cm
E Maximum Seat Height 39.8" | 101.0 cm
F Stepover Height 15.9" | 40.4 cm
Small Frame Sizing Chart
1 Height 4'11" – 5'11" | 1.5 – 1.8 m
2 Inseam 26" – 32" | 66 – 81.3 cm
Large Frame Measurements
A Seat Tube Length 19.8" | 50.3 cm
B Effective Top Tube Length 22.7" | 57.8 cm
C Tire Diameter 27.5" | 69.9 cm
D Minimum Seat Height 33.8" | 86.0 cm
E Maximum Seat Height 42.1" | 107.0 cm
F Stepover Height 15.9" | 40.4 cm
Sizing Chart
1 Height 5'8" – 6'6" | 1.72 – 1.98 m
2 Inseam 29.5" – 36" | 74.9 – 91.4 cm