Description
The Sur-Ron Ultra Bee II is engineered for serious off-road riders who demand top-tier performance, durability, and agility. Equipped with a 21kW peak power system, a 74V 60Ah lithium-ion battery, and a forged aluminum chassis, it delivers explosive acceleration, extended range, and unmatched control on any terrain.
Performance
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Peak power output of 21kW with 511Nm of torque
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Top speed of 95 km/h (59 mph)
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Riding range up to 115 km per charge
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Acceleration: 0–30 km/h in 1.1s, 0–50 km/h in 2.0s, 0–70 km/h in 3.1s
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PMSM + MTPA/MTPV smart controller for instant response
Battery & Power
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74V 60Ah lithium-ion battery
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1500+ charge cycles
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Intelligent BMS for thermal and safety protection
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Fast charge capability: 2.5 hours
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Regenerative braking for improved efficiency
Design & Build
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Forged aluminum alloy frame
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Dimensions: 2080mm × 850mm × 1180mm
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Seat height: 910mm (35.8″)
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Ground clearance: 315mm
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Wheelbase: 1380mm
Handling & Control
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19″ front / 18″ rear off-road tires
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Front: 80/100-19
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Rear: 100/90-18
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240mm front fork travel
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240mm rear shock travel
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Max load: 100 kg
Safety Features
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Hydraulic disc brakes
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Reinforced chain drive
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LED lighting system
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Integrated battery and controller safety systems
Technical Specifications
| Feature | Specification |
|---|---|
| Motor Power | 21kW Peak (Turbo) / 18kW Sport |
| Battery | 74V 60Ah Lithium-ion |
| Max Speed | 95 km/h (59 mph) |
| Max Range | 115 km (factory test) |
| Torque | 511 Nm |
| Charging Time | 2.5 hours (Fast Charge) |
| Frame Material | Forged Aluminum Alloy |
| Vehicle Size | 2080mm × 850mm × 1180mm |
| Wheelbase | 1380mm |
| Seat Height | 910 mm |
| Ground Clearance | 315 mm |
| Tires | Front 80/100-19 • Rear 100/90-18 (off-road) |
| Max Load | 100 kg |
| Net Weight | 91 kg (with battery) |
| Acceleration | 0–30: 1.1s • 0–50: 2.0s • 0–70: 3.1s |
Just got my Sur-Ron from BladeBike and I’m blown away! The power, the speed, everything feels top-tier. Couldn’t ask for a better ride.
The team at BladeBike was super helpful. My Sur-Ron arrived earlier than expected and rides like a dream. I’m obsessed!
This bike is insane — fast, light, and smooth. BladeBike made the whole process easy from order to delivery. Highly recommend!