Description
Sur-ron Ultra Bee T L3E – 125cc

Sur-ron Ultra Bee T L3E in black and gold
In the world of electric motorcycles, few models stand out as much as the Sur-ron Ultra Bee T L3E – 125cc. This road-legal beast combines the thrill of off-road adventures with the practicality of everyday commuting, making it a top choice for riders who crave versatility without compromising on performance. Classified as an L3E vehicle, equivalent to a 125cc gas-powered bike, the Sur-ron Ultra Bee T L3E – 125cc offers explosive power, advanced features, and eco-friendly operation. Whether you’re navigating city streets or tackling rugged trails, this electric dirt bike delivers an unparalleled riding experience.
If you’re considering upgrading your ride or entering the electric motorcycle scene for the first time, this comprehensive guide will cover everything you need to know about the Sur-ron Ultra Bee T L3E – 125cc. From its detailed specifications to its standout advantages, we’ll dive deep into what makes this model a game-changer. Let’s explore why the Sur-ron Ultra Bee T L3E – 125cc is capturing the attention of riders worldwide.
What Is the Sur-ron Ultra Bee T L3E – 125cc?
The Sur-ron Ultra Bee T L3E – 125cc is the road-legal variant of Sur-Ron’s popular Ultra Bee series, designed specifically for those who want to blend on-road legality with off-road capability. Unlike its purely off-road counterpart, the Ultra Bee X, this model includes essential features like LED indicators, mirrors, and compliant lighting to meet European L3E standards – essentially making it equivalent to a 125cc motorcycle in terms of licensing and road use.

White and yellow Sur-ron Ultra Bee T L3E ready for the road
Launched as part of Sur-Ron’s commitment to innovative electric mobility, the Sur-ron Ultra Bee T L3E – 125cc builds on the brand’s reputation for high-performance e-bikes. It’s powered by a robust electric motor and a high-capacity battery, offering instant torque and smooth acceleration without the need for gears or a clutch. This makes it incredibly user-friendly, even for beginners transitioning from traditional motorcycles. The « T » designation emphasizes its trail-focused design, with off-road tires that excel in mud, wet conditions, and challenging terrains, while still being street-legal for short hops between trails.
What sets the Sur-ron Ultra Bee T L3E – 125cc apart is its balance of power and efficiency. Riders can enjoy top speeds of up to 56 mph (90 km/h) and a range that supports both daily commutes and weekend adventures. It’s not just a bike; it’s a statement of sustainable riding, reducing your carbon footprint while delivering adrenaline-pumping performance.
Key Specifications of the Sur-ron Ultra Bee T L3E – 125cc
To truly appreciate the Sur-ron Ultra Bee T L3E – 125cc, let’s break down its technical specs. These details highlight why it’s a leader in the electric dirt bike category.
| Category | Details |
|---|---|
| Motor | BLDC (Brushless Direct Current), air-cooled; Nominal Power: 6,000W; Peak Power: 12,500W (up to 21kW in advanced modes); Torque: 440Nm (up to 511Nm at the wheel) |
| Battery | 74V 55Ah lithium-ion (4.07kWh capacity); Removable; Up to 1,500 charge cycles; Energy Regenerative System for braking recharge |
| Range | Up to 140 km (87 miles) at 40 km/h; City: 50 miles; Highway: 35 miles; Combined: 40 miles |
| Charging | 2.5 hours for 20-80% charge; Full charge in 4-5 hours with 15A charger; External 1,000W charger |
| Top Speed | 56 mph (90 km/h) unrestricted |
| Dimensions | Length: 2010 mm; Width: 880 mm; Height: 1178 mm; Wheelbase: 1380 mm; Seat Height: 910 mm; Ground Clearance: 318 mm |
| Weight | 85 kg (including battery); Battery Weight: 20.5 kg |
| Suspension | Front: Inverted 47mm adjustable fork with 290mm travel; Rear: Mono-shock DNM with 240mm effective travel |
| Brakes | Front/Rear: 240mm hydraulic disc brakes with 2-piston calipers; 90% increased caliper stiffness |
| Tires | Front: 80/100-19 off-road; Rear: 90/90-19 off-road |
| Transmission | Belt + Chain; No gears or clutch |
| Features | 4 riding modes; SRTC traction control; LCD digital display; IoV connectivity for diagnostics and OTA updates; USB charging port; Reverse mode; LED lighting |
| Warranty | 18 months/20,000 miles for machine and battery |
These specs position the Sur-ron Ultra Bee T L3E – 125cc as a versatile powerhouse, capable of handling diverse riding scenarios with ease. The lightweight aluminum alloy frame ensures an optimal power-to-weight ratio, making it agile on trails and stable on roads.
Standout Features of the Sur-ron Ultra Bee T L3E – 125cc
Beyond the basics, the Sur-ron Ultra Bee T L3E – 125cc boasts features that enhance safety, convenience, and fun.

Black Sur-ron Ultra Bee T L3E with road-legal features
- Advanced Traction Control (SRTC): Ensures stable handling on slippery or uneven surfaces, preventing wheel spin and boosting confidence in off-road conditions.
- Multiple Riding Modes: Including Turbo mode for explosive acceleration (0-50 km/h in 2 seconds), Eco for extended range, and Sport for balanced performance.
- Connected Technology: The IoV system allows real-time diagnostics, trip tracking, and over-the-air updates via a mobile app, keeping your bike up-to-date without visits to the shop.
- Regenerative Braking: Captures kinetic energy during deceleration to recharge the battery, improving efficiency and range.
- Road-Legal Additions: Mirrors, LED turn signals, and a combined brake/running light make it compliant for street use, expanding its utility beyond trails.
These features make the Sur-ron Ultra Bee T L3E – 125cc not just a vehicle, but a smart companion for modern riders.
Advantages of Choosing the Sur-ron Ultra Bee T L3E – 125cc
Why opt for the Sur-ron Ultra Bee T L3E – 125cc over traditional gas bikes or other electrics? Here are the key benefits:
- Eco-Friendly and Cost-Effective: With zero emissions and low operating costs (around $1.25 for a full charge and 2p per mile), it’s kinder to the planet and your wallet. Equivalent to 375 MPG, it slashes fuel expenses dramatically.
- Low Maintenance: No oil changes, spark plugs, or complex engines – just charge and go. The electric drivetrain reduces long-term upkeep.
- Instant Torque and Acceleration: The 440Nm torque provides jaw-dropping power from a standstill, outperforming many gas equivalents in responsiveness.
- Versatility: Road-legal for commuting, yet trail-ready with off-road tires and high ground clearance. Perfect for urban explorers and adventure enthusiasts.
- Quiet Operation: Enjoy silent rides that don’t disturb neighborhoods or wildlife, ideal for early morning commutes or nature trails.
- Lightweight Design: At just 85 kg, it’s easy to maneuver, load, and store, without sacrificing durability.
- Extended Battery Life: Up to 1,500 cycles mean years of reliable use, with thermal management preventing overheating during intense rides.
- Safety Enhancements: Traction control, regenerative braking, and high-performance discs ensure secure stops and stable rides.
These advantages make the Sur-ron Ultra Bee T L3E – 125cc a smart investment for anyone seeking performance without the drawbacks of fossil fuels.

Desert green Sur-ron Ultra Bee T L3E on display
Comparing the Sur-ron Ultra Bee T L3E – 125cc to Other Models
When stacked against siblings like the Sur-ron Light Bee or the road-biased Ultra Bee R, the Sur-ron Ultra Bee T L3E – 125cc shines in its trail orientation. The Light Bee is lighter and more beginner-friendly but lacks the power (peak 6kW vs. 12.5kW) and range for serious adventures. The Ultra Bee R, with dual-sport tires, favors road commuting but sacrifices some off-road grip in wet conditions compared to the T’s knobby tires.
Against competitors like Talaria or other 125cc electrics, the Sur-ron Ultra Bee T L3E – 125cc offers superior torque, connectivity, and build quality, often at a competitive price point around $6,500 or €5,825.
User Experiences and Reviews
Riders praise the Sur-ron Ultra Bee T L3E – 125cc for its « insane acceleration » and « robust build. » One user noted its excellence in mud and trails, while another highlighted the convenience of road legality for connecting rides. Overall, it’s hailed as « the best on the market » for power and fun.
FAQ About the Sur-ron Ultra Bee T L3E – 125cc
What license do I need to ride the Sur-ron Ultra Bee T L3E – 125cc?
In Europe, an A1 or CBT license is required, as it’s classified as L3E (125cc equivalent). Check local regulations for your area.
How long does the battery last on a single charge?
Up to 140 km at moderate speeds, but real-world range varies from 35-50 miles depending on terrain and mode.
Is the Sur-ron Ultra Bee T L3E – 125cc suitable for beginners?
Yes, with adjustable modes and no clutch, but its power suggests some experience is beneficial.
Can I use it for daily commuting?
Absolutely – its road-legal features and 40-mile combined range make it ideal for medium-distance commutes.
What is the charging time?
2.5 hours for 20-80%, full in 4-5 hours. Overnight charging is common.
Is it waterproof for wet trails?
It has good wade depth and is designed for mud/wet conditions, but avoid submerging the battery.
How does it compare to gas-powered 125cc bikes?
It offers better torque, lower costs, and silence, though range is shorter without refueling stations.

Sur-ron Ultra Bee T L3E on a stand
What maintenance is required?
Minimal – check tires, brakes, and battery health periodically. No oil or filter changes.
Can I customize the Sur-ron Ultra Bee T L3E – 125cc?
Yes, with aftermarket parts like upgraded controllers or tires for enhanced performance.
Is it worth the price?
For its power, features, and versatility, yes – especially with low running costs offsetting the initial investment.
Conclusion: Why the Sur-ron Ultra Bee T L3E – 125cc Is Your Next Ride
The Sur-ron Ultra Bee T L3E – 125cc represents the future of motorcycling: powerful, efficient, and adaptable. Whether you’re hitting the trails or cruising the streets, it delivers thrills with minimal environmental impact. If you’re ready to embrace electric adventure, this model won’t disappoint. Explore dealers or official sites to get yours today and experience the buzz for yourself.



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