Surron Ultra Bee II
Key Features:
- New sand-gold body color
- Front shock absorber with new gold appearance
- New custom 18″ rear wheel set
- Gold accents on the front fork and guard plate decals
Specifications
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Turbo Button: Reach an incredible 21kW peak power or maintain a continuous power at 18kW in Sport mode.
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Crawling Function: A game-changer for technical trail riding, offering better control and support.
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Battery Upgrade: Massive 74V60Ah capacity for extended range and power.
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Blazing Acceleration: 0–31 mph in just 2 seconds.
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Enhanced Build: A stiffer fork for improved handling and durability.
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New Controller: Equipped with the advanced MTPA/MTPV Controller for precision and efficiency.
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Advanced Hairpin Motor: Ensures higher efficiency and quick heat dissipation (standard on all 24MY US Ultra Bee models already).
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Updated Look: Sleek new colors and decals for a fresh, standout appearance.
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Weight Adjustment: Slight weight increase of 8 lbs, balancing the upgrades.
Parameter
Dimension: 79.1in x 33.5in x 46.5in
Dry/Curb Weight: 195lbs
Carrying Capacity: 220lbs
Seat Height: 35.8in
Wheel Base: 54.3in
Ground Clearance: 12.4in
Power System: PMSM + MTPA/MTPV Controller
Maximum Power (Motor): 21kW (Turbo) / 18kW (Sports)
Max Torque (on wheel): 377ft-lbs
Battery Type: 74V/60Ah Lithium-ion Battery Pack
Top Speed: 59mph
WMTC Range @31mph: 71.5 miles
Riding Mode: Sports + Eco modes
Primary Belt System: Carbon fiber belt + Forged pulley + Tungsten carbide coating
Top Features:
1. 0-31mph acceleration in 1.1 seconds.
2. Peak power: 21kW (Turbo) / 18kW (Sports).
3. New optimized gold front fork with a uniform wall thickness, enhancing the shock absorber’s overall rigidity by over 50%.
4. Optimized damping system with hydraulic buffer devices, improving impact resistance by over 30%.
5. Drive wheel torque increased to 376.9ft-lbs.
6. 2.5 hours fast charging (20%-80%).
7. Efficient range: 71.5 miles at 31mph.
8. Maximum speed: 59mph.
9. New optimized high-performance lithium battery pack: 74V60Ah.
10. Lightweight body design with balanced power settings.
11. Power modes include Eco/Daily/Sports/Reverse/Turbo.
12. Crawling control function (adjustable in three levels).
13. Enhanced primary transmission (carbon fiber belt + forged pulleys + tungsten carbide coating).
14. Tungsten carbide pulley’s surface hardness exceeds Vickers HV1000, tripling wear resistance and improving belt lifespan by 60%.
15. New HairPin winding technology enhances motor efficiency and heat dissipation.
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