⚡ 2025 Sur-Ron Ultra Bee HP

21 kW. 74V. 60Ah. Unleashed.

The 2025 Sur-Ron Ultra Bee HP takes electric off-road performance to another level.

Featuring a high-performance HairPin motor, upgraded 74V 60Ah lithium-ion battery, advanced power management and a dedicated Turbo mode delivering up to 21 kW, the latest Ultra Bee is faster, more powerful and more capable than its predecessor.

Built around a lightweight forged-aluminium chassis and equipped with long-travel suspension and a 19"/18" wheel setup, it's designed to attack technical trails, steep climbs, jumps and everything in between.

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🔥 21 kW Turbo Power

When you want maximum performance, engage Turbo mode and unlock up to:

21 kW PEAK POWER

Sport mode delivers up to 18 kW, while Turbo provides an additional burst of performance when you need it most.

The updated HairPin motor is designed for high efficiency, strong thermal performance and rapid power delivery, giving the Ultra Bee an exceptionally responsive feel from the moment you twist the throttle.

Multiple Riding Modes

ECO — Smooth and efficient power delivery
DAILY — Balanced performance for general riding
SPORT — Up to 18 kW of performance
TURBO — Up to 21 kW peak power
CRAWL — Controlled low-speed technical riding
REVERSE — Easy manoeuvring in tight spaces

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🔋 74V 60Ah High-Performance Battery

The 2025 Ultra Bee is equipped with a significantly upgraded:

74V 60Ah Lithium-Ion Battery

With approximately 4.44 kWh of capacity, the new battery provides increased energy storage alongside the power delivery required by the upgraded motor.

The advanced battery management system monitors temperature, voltage and battery performance to help deliver consistent power throughout your ride.

⚡ Fast Charging

20–80% charging time: approximately 2.5 hours

Spend less time waiting and more time riding.

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💨 Up to 59 MPH

The 2025 Ultra Bee HP has a claimed top speed of approximately:

59 MPH / 95 KM/H

With instant electric torque and a lightweight chassis, acceleration is just as impressive as the top-end performance.

The Ultra Bee delivers approximately 377 lb-ft of maximum torque at the rear wheel, giving you serious drive when climbing, accelerating and powering through loose terrain.

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🛞 19"/18" Performance Wheel Setup

The 2025 Ultra Bee HP features a dedicated 19-inch front / 18-inch rear wheel combination.

The larger front wheel helps maintain stability and momentum over rough terrain, while the 18-inch rear wheel provides a responsive platform for putting the Ultra Bee's torque to the ground.

Off-Road Tyres

Front: 80/100-19
Rear: 100/90-18

A setup designed for the demands of serious off-road riding.

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🏔️ Built for the Rough Stuff

The Ultra Bee's forged-aluminium chassis provides a strong yet lightweight foundation, while its long-travel suspension is designed to absorb aggressive impacts and keep the bike composed across rough terrain.

With approximately 240 mm of front fork travel and 240 mm of rear wheel travel, the Ultra Bee is ready for rocks, roots, ruts, jumps and technical sections.

Suspension

Front: 240 mm travel
Rear: 240 mm wheel travel

The upgraded suspension package gives the 2025 model greater control and confidence when riding aggressively.

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🖤 Lightweight. Agile. Relentless.

At approximately 195 lb / 88.5 kg curb weight, the Ultra Bee remains remarkably light for the level of performance it delivers.

That low weight helps make the bike agile and predictable, particularly when navigating tight singletrack, steep descents and technical terrain.

It's powerful enough to attack the trail — yet light enough to stay playful.

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🎮 Advanced Off-Road Control

The 2025 Ultra Bee combines its powerful drivetrain with advanced electronic assistance designed specifically for off-road riding.

SRTC Traction Control

Sur-Ron's traction-control system allows the rider to manage wheel slip and maintain control across changing surfaces.

Crawl Mode

For technical terrain, Crawl mode provides controlled low-speed power delivery, helping you negotiate difficult climbs, rocks and tight sections with greater precision.

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⚙️ 2025 Ultra Bee HP Specifications

Specification	2025 Ultra Bee HP
Motor	HairPin PMSM
Power System	PMSM + MTPA/MTPV Controller
Peak Power	21 kW Turbo
Sport Power	18 kW
Maximum Wheel Torque	377 lb-ft / 511.8 Nm
Battery	74V 60Ah Lithium-Ion
Battery Capacity	4.44 kWh
Top Speed	95 km/h / 59 mph
Charging Time	Approx. 2.5 hours (20–80%)
Riding Modes	Eco / Daily / Sport / Turbo / Crawl / Reverse
Front Suspension Travel	240 mm
Rear Wheel Travel	240 mm
Ground Clearance	Approx. 300 mm
Seat Height	910 mm / 35.8 in
Wheelbase	1,380 mm / 54.3 in
Curb Weight	Approx. 88.5 kg / 195 lb
Carrying Capacity	100 kg / 220 lb
Front Wheel	19"
Rear Wheel	18"
Front Tyre	80/100-19
Rear Tyre	100/90-18
Frame	Forged Aluminium Alloy

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🚀 Why Choose the 2025 Ultra Bee HP?

21 kW Turbo Power

Unlock serious peak performance at the press of a button.

74V 60Ah Battery

A larger-capacity battery providing 4.44 kWh of energy.

59 MPH Top Speed

More speed for open sections and high-performance riding.

377 lb-ft Wheel Torque

Instant electric drive with serious climbing and acceleration capability.

19"/18" Wheel Setup

A dedicated performance combination designed for aggressive off-road riding.

240 mm Suspension Travel

Built to handle rough terrain, hard landings and technical trails.

Multiple Riding Modes

From smooth Eco riding to full-power Turbo and controlled Crawl mode.

Lightweight Forged-Aluminium Chassis

A strong, agile platform designed around off-road performance.

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⚡ THE ULTRA BEE HAS ARRIVED

More power. More battery. More control.

The 2025 Sur-Ron Ultra Bee HP combines a 21 kW Turbo drivetrain, 74V 60Ah battery, 19"/18" wheels and long-travel suspension into one seriously capable electric off-road machine.

Whether you're chasing technical trails, steep climbs, big jumps or simply looking for the ultimate electric riding experience, the Ultra Bee HP is ready.

CHARGE. TWIST. UNLEASH.