Lightweight and high-performance
Lightweight high-performance off-road brake, light and sensitive braking feel, with a patented parking system, can easily lock the wheels with one hand.
Aluminum alloy forged frame
The compact structure makes the center of gravity and mass of the whole vehicle lower and more concentrated, bringing users an accurate and controllable operating experience.

Intersect TR
With independently developed the Intersect TR rear suspension system, which is meticulously matched and designed for Ultra Bee's high-intensity off-road.
74V55AHHigh Performance Li-ion Battery Pack
The Ultra Bee's new 4,070Wh battery pack brings high power density and battery cycle life while achieving an even lower battery discharge temperature rate. This new design improves reliability and continuous discharge capability. A total weight of 45 lbs (20.5 kg) was achieved using an industry-leading power density of 200 Wh/kg.

Surron TractionControl system (SRTC)
The Surron Traction Control System (SRTC)is the latest multi-condition off-road traction control system developed by Surron.SRTC has three rider-selectable settings available at the push of a button,giving you the ability to find optimal control in any condition.
CARRY POWER WITH YOU.
A hidden space under the seat is designed specifically for the Ultra Bee's charger. You can now carry your charger on your bike, giving you the ability to stop and charge anywhere you find an outlet.

TECHNICAL SPECIFICATIONS
POWERTRAIN | Table header 1 |
---|---|
Motor Type | Permanent magnet synchronous motor (PMSM) |
Peak Power | 12.5 kW |
Peak Torque | 440 Nm (325 ft-lbs) |
Top Speed | 90 km/h (56 mph) |
Max Range | 140 km @ 40 km/h (87 miles @ 25 mph), depending upon terrain |
Battery Pack | 72V/55Ah Lithium Ion |
Charging Time | 4 Hours (0-100%) |
RIDER AIDS | |
Riding Modes | Sport, Daily, Eco, Reverse |
Rider Aids | Surron Traction Control System (SRTC), Surron Energy Regenerative System (SERS) |
Reverse Gear | Button-activated |
CHASSIS | |
Frame | Forged aluminum alloy |
Swing arm | Forged aluminum alloy |
Front Suspension | 37 mm inverted fork, 240 mm (9.4") travel, fully adjustable |
Rear Suspension | Adjustable TR Intersect monoshock, 240 mm wheel travel |
Front Wheel | 19" wire-spoked rim, 80/100-19 off-road tire |
Rear Wheel | 19" wire-spoked rim, 90/90-19 off-road tire |
Front Brake | 240 mm hydraulic disc |
Rear Brake | 240 mm hydraulic disc |
Curb Weight | 85 kg (187 lbs) |
Max Load | 100 kg (220 lbs) |
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") |
ADDITIONAL FEATURES | |
USB Connection | Single USB-2.1A Outlet |
Instrumentation | LCD Digital Dash |
Headlight | LED |

External is internal
Based on the fourth generation power platform of Surron, the brand-new design of the model design of the medium-sized off-road vehicle has been inherited and iterated, and every detail exudes high-performance flavor Flexible and simple control, combined with Surron's unique off-road electronic control system control logic adjustment, greatly improve off-road performance, reduce the threshold for riding, and provide more possibilities for limit state with racing level braking system The Intersect TR rear suspension system independently developed by Surron Technology,Higher gradual rate, smoother gradual curve, flexible with toughness,Let the shape of both inside and outside of the Polar Bee show without doubt.