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2025 Surron Ultra Bee 21kw Electric Bike

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Lithium Powersports2025 Surron Ultra Bee 21kw Electric Bike

$6,699

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Financing Available Click Here Surron Warranty Information - 12 Months - Click Here For Details Warranty Claim form Click Here Turbo Button: Reach an incredible 21kW peak power or maintain a continuous power at 18kW in Sport mode. Crawling Function: A game-changer for technical trail riding, offering better control and support. Battery Upgrade: Massive 74V60Ah capacity for extended range and power. Blazing Acceleration: 0–31 mph in just 2 seconds. Enhanced Build: A stiffer fork for improved handling and durability. New Controller: Equipped with the advanced MTPA/MTPV Controller for precision and efficiency. Advanced Hairpin Motor: Ensures higher efficiency and quick heat dissipation (standard on all 24MY US Ultra Bee models already). Updated Look: Sleek new colors and decals for a fresh, standout appearance. Weight Adjustment: Slight weight increase of 8 lbs, balancing the upgrades. Ultra Bee T NA - 25 Version Outstanding 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. --- 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 --- 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 --- Suspension & Frame Front Fork Travel: 9.4in Rear Shock Travel/Wheel Travel: 3.3in / 9.4in Frame Material: Forged aluminum alloy Tires Front: 80/100-19 Off-Road Rear: 100/90-18 Off-Road --- Electronics & Charging Assistance Functions: SRTC + BERS Throttle Curve: Three settings GPS Terminal: App connection (if available) Charge Time (20%-80%): 2.5 hours Charging Parameters: Three different levels: L1 (425W) L2 (765W) L3 (1100W) --- Performance 0-18.7mph Acceleration: 1.1s 0-31mph Acceleration: 2s 0-43.5mph Acceleration: 3.1s Color Options Carbon Black Desert Brown

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