Gobao P120 Mid-Drive Motor

gobao p120

110 Nm

maximum continuous torque

120 Nm

BOOST torque

850 W

maximum power output

2.8 kg

weight

Gobao P120 represents the flagship of the modular P-Series and stands at the pinnacle of mid-drive electric motors for e-bikes. This drive system was engineered to meet the most demanding requirements of modern e-bikers and bike manufacturers alike. It offers an ideal balance between compact construction, light weight, and extraordinary performance, making it a great choice for demanding full-suspension mountain e-bikes (e-MTB), all-day trail riding, and heavy-duty cargo e-bikes.

RELIABILITY

Consistent performance even on long rides without overheating.

EFFICIENCY

Extended range for longer rides.

PERFORMANCE

Powerful riding assistance – even on steep climbs.

SMOOTHNESS

Natural ride feel thanks to exceptionally smooth motor assistance.

Performance Parameters and Efficiency

At the core of the Gobao P120 drive system is a motor with a nominal continuous power output of 250 W, which can nevertheless peak at up to 850 W during short bursts. The drive unit is optimized for high performance even at regular pedaling cadences – delivering a massive 806 W output at a cadence of 70 rpm.

Its most impressive feature is the torque, reaching a standard value of 110 Nm and ramping up to 120 Nm in Boost mode. This ensures effortless handling of even the steepest climbs and technical trail sections.

Despite these impressive stats, the motor maintains a very light weight of just 2.8 kg. The result is an excellent power-to-weight ratio of approximately 298 W/kg. Furthermore, the system operates at a maximum efficiency of up to 87%, minimizing energy loss and significantly extending battery range on a single charge.

Technical Specifications

Motor weight	2.8 kg
Maximum torque	110 Nm
Torque in Boost mode	120 Nm
Nominal continuous power	250 W
Maximum (peak) power	850 W
Max. power at 70 rpm cadence	806 W
Maximum efficiency	87 %
Power-to-weight ratio	approx. 298 W/kg
Smart Walk Assist	Yes (with Hill Hold function)
Gear sensor interface	Yes
Electronic shifting support	Yes
Front and rear light	Yes (powered by drive system)
Turn signals (indicators)	Yes
Smart brake light	Yes

Smart Electronic Features and Connectivity

The Gobao P120 is about more than just raw power. Great emphasis has been placed on safety, comfort, and intelligent electronic integration:

Smart Walk Assist with Hill Hold Function: If you need to push your e-bike up a steep hill, the walk assist feature ensures smooth movement, while the Hill Hold function prevents the bike from rolling backwards.
Electronic Shifting & Gear Sensor: The system features a Gear Sensor Interface as well as direct support for electronic shifting, reducing wear on the chain and cassette when changing gears under load.
Complete Light Management: The drive unit directly controls front and rear lighting, an intelligent brake light that reacts to deceleration, and even turn signals (indicators).
Gobao App: Users can customize assistance levels, monitor live ride data, or check battery status directly from their smartphone.