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Sur-Ron Motor Upgrade: Torp TM25 (Light Bee)

Torp TM25 Sur-Ron Motor Upgrade For Light Bee Performance

The premium Torp TM25 Motor is an essential, aftermarket power upgrade for the Sur-Ron Light Bee electric bike. Recently, Darwin EV has stocked up on this incredible Sur-Ron motor upgrade, ready for immediate shipment. Over the past few months, we've received overwhelmingly positive feedback from our customers. Here's why:

Why Torp TM25 Motor Upgrade For Sur-Ron Light Bee?

✔ More Power ✔ 3X Less Resistance ✔ Faster Acceleration
✔ Increased Torque ✔ Overall Smoothness ✔ Compatibility
✔ High-Temp Performance ✔ Durability ✔ 2-Year Warranty

Compared to the stock Sur-Ron motor, the Torp TM25 Motor boasts a significant power boost with 3 times less resistance. The increased power output translates into faster acceleration, effortless hill climbing, and an overall enhanced riding experience. Additionally, the TM25 will help avoid overheating issues and can handle high-voltage battery power. This makes the TM25 Sur-Ron Motor a top choice if you're looking to take your Sur-Ron Light Bee to the next level of power and performance.

Compare Torp TC500 VS TC1000 Sur-Ron Light Bee

Compare Motor Power With Torp Controllers

When paired with the Torp TC1000 Controller, the TM25 Motor's capabilities are further enhanced, delivering an exhilarating riding experience. Even if you're utilizing a stock battery paired with the Torp TC500 Controller, the TM25 Motor still delivers noticeable improvements in low-end torque and overall smoothness. This combination provides a more responsive and agile ride, allowing you to better navigate challenging terrains.

Sur-Ron Light Bee Power Comparison
Motor Controller Battery Power
Stock Stock Stock 6 kW
Stock Torp TC500 Stock (32Ah/34Ah/40Ah) 7.3 kW
Stock Torp TC500 Stock (38Ah) 8.5 kW
Torp TM25 Torp TC500 72V Battery 23 kW
Torp TM25 Torp TC1000 72V Battery 27 kW
Torp TM25 Torp TC1000 80V Battery 31 kW

Battery And Controller Compatibility

Due to its exceptional performance and compatibility with various controller and battery configurations, the TM25 stands out as a premier option for Sur-Ron motor upgrades. The TM25 Motor is meticulously engineered to seamlessly integrate with both 72V and 80V aftermarket battery upgrades, unleashing the full potential of your Sur-Ron Light Bee. The TM25 Motor also features mounting options for both Hall sensor and encoder to work with a variety of Sur-Ron controller upgrades.

High-Quality Materials And Craftsmanship

The Torp TM25 Motor is meticulously crafted using high-quality materials and advanced manufacturing techniques, ensuring durability and longevity. It undergoes rigorous testing to meet strict performance standards, giving riders confidence in its reliability and safety.

Torp TM25 Motor upgrade for Sur-Ron Light Bee
Torp TM25 Motor Specifications
  • Rated Voltage: 48V-120V
  • Peak Power: 27kW (72V) / 31kW (80V) / 40kW (120V)
  • Continuous Power: 13 kW
  • Phase Current: up to 700A
  • KV Rating: 85 RPM/V
  • Rated Speed: 6,000 RPM
  • Max RPM: 10,000 RPM
  • Torque: 52.5 Nm (500A) / 67 Nm (700A)
  • Weight: 21.6 lbs (9.8 kg)
  • Position Sensor: Encoder or Hall Sensor

Buy Now

Note: Torp motors require a controller upgrade. We recommend pairing with a Torp Controller.


Whether you're a seasoned Sur-Ron bike rider seeking more power and performance or a newcomer looking for a more satisfying riding experience, the Torp TM25 Motor upgrade is an excellent choice. Its high power, impressive capabilities, and battery compatibility make it a top choice among Sur-Ron Light Bee enthusiasts worldwide.

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