2023 Surron Ultra Bee 12500W 74v 55Ah Off-Road Electric Bike

What is the Surron bike?

 The Surron bike is an electric off-road bike manufactured by the Chinese company Surron. The bike features a lightweight aluminum frame, powerful electric motor, and advanced suspension system, making it an ideal choice for off-road riding. The Surron bike is known for its impressive performance, agility, and low noise emission, making it a popular choice for e-bike enthusiasts and eco-conscious riders alike. The Surron bike has gained a reputation for being a reliable and affordable option in the electric off-road bike market.

Upcoming Discontinuation Notice

The Chinese manufacturer SURRON will soon cease production of the 2023 Ultra Bee model.

Explore the all-new 2025 Surron Ultra Bee (21kW Off-Road Electric Bike) here: https://powerfulebikes.com/products/surron-ultra-bee-2025-21-000w-74v-55ah-off-road-electric-bike

Surron Ultra Bee 12.5KW 2023 Overview

The Sur-Ron Ultra Bee Electric Bike has finally arrived, and it's no wonder why everyone has been eagerly anticipating its release. This 2023 model offers more power, increased overall size, and low weight, along with a host of exciting new innovations that make it stand out from the crowd.

Since its introduction in 2016, Surron has built a suave global reputation and become a fierce competitor to conventional petrol bikes. However, it's important to note that the Surron Ultra Bee is strictly for private property use as it is not a street-legal bicycle.

The Surron Ultra Bee is perfect for taking to the trails, with its 12.5KW mid-motor that outputs 440Nm of torque. It also comes with innovative features such as the built-in charger storage compartment under the seat and traction control. Whether you're an outdoor expedition enthusiast, a trail bike rider, a farmer, or just looking for a weekend recreational ride, the Surron Ultra Bee is ideal for riders of all ages.

Conquering all trails with ease, the Surron Ultra Bee Bike boasts 4 piston brakes, a removable and swappable 55AH premium lithium battery, and seriously lightweight aluminum construction. And with a fast charger included, the bike charges in record time of just 4 hours!

Please note that the models available are MX models, and this bike is strictly for off-road use only, not a street-legal bicycle.

PLEASE WATCH the Official Test and Review by Sur Ronster

Sur-Ron Ultra Bee 12.5KW 2023 key features

• 12.5KW motor with 440Nm of torque
• 74V - 55AH lithium battery
• Range up to 140km
• Under seat charger storage.
• Fast Charging ≈4hrs
• USB Connection Single USB-2.1A Outlet
• Recommended Speed: 15mph, 24km/h (This Bike is factory limited to 15mph. If you remove the limiter, you do it at your own risk (we do not recommend it) and the bike will go over)
• 

BALANCING ON THE CUTTING EDGE

Based on the design concept of "Balancing on the Cutting Edge," the Sur-Ron Ultra Bee matches an aluminum alloy forged chassis with Sur-Ron's 4th-generation powertrain, resulting in a weight of 187 lbs (85 kg) and even distribution. 

Product Specifications

Motor 

Motor Type: Permanent magnet synchronous motor (PMSM)

Motor Power System

• Rated Voltage: 74V (DC)
• Peak Power: 12500W

Display

LCD Multi-Function (ODO, Trip, Battery, Speed, Top Speed etc.)

Battery & Charging

• Battery 90V / 4,320Wh, 48AH Sony VTC Premium Lithium cells. Battery is removable and can be charged in bike or separately.

• Charging time ≈4hrs with Fast Charging

Suspensions

• Front Suspension 37 mm inverted fork, 240 mm (9.4") travel, fully adjustable
• Rear Suspension Adjustable TR Intersect monoshock, 240 mm wheel travel

Construction

• Frame Forged aluminum alloy
• Swingarm Forged aluminum alloy

Wheels

• Front Wheel 19" wire-spoked rim, 80/100-19 off-road tire
• Rear Wheel 19" wire-spoked rim, 90/90-19 off-road tire

Brakes

• Front Brake 240 mm hydraulic disc
• Rear Brake 240 mm hydraulic disc

Assistance functions

• Surron Traction Control system
• Surron Energy Regenerative System

• Max Load 100 kg (220 lbs)

Dimensions

• Vehicle Dimensions 79.1 x 34.6 x 46.4" (2,010 x 880 x 1,178 mm)
• Ground Clearance 318 mm (12.5")
• Wheelbase 1,380 mm (54.3")
• Seat Height 910 mm (35.8")

Lighting System 

• Super bright LED headlights
• Smart rear safety taillights

Riding Modes

  Sport, Daily, Eco, Reverse

Gears

Gears: 3 Speed
Reverse Gear: Button-activated

GPS Terminal

 APP connection (if available)

 * Range and Top speed might varies from weigh of loading, ambient temperature, acceleration rate, terrain etc. All the data above was tested by rider weight 70 kg. ambient temperature of 27°C.