2025 Surron Ultra Bee HP 21KW

The 2025 SURRON Ultra Bee HP represents a major leap forward in high-performance electric off-road motorcycles. Engineered for riders who demand extreme power, advanced control, and race-level durability, the Ultra Bee HP combines cutting-edge motor technology, reinforced drivetrain components, and an optimized suspension system into a lightweight yet uncompromising platform.

Extreme Performance

• 0–31 mph in just 2 seconds

  Instant power delivery with explosive acceleration, designed for aggressive trail riding and technical terrain.

• Peak Power Output

   

  • 21 kW (Turbo mode)

  • 18 kW (Sport mode)

    Provides brutal top-end performance with precise throttle control across all riding conditions.

   

• Maximum Speed: 59 mph

  Delivers strong, stable power at higher speeds without performance fade.

• Drive Wheel Torque: 376.9 ft-lbs

  Exceptional low-end torque for steep climbs, deep traction, and confident obstacle clearing.

Advanced Suspension System

• • Outer tube redesigned to a squeeze-through structure

  • More uniform wall thickness

  • Overall rigidity increased by over 50%

    Significantly improves front-end stability, steering precision, and impact control.

    New Optimized Gold Front Fork

• Optimized Damping System with Hydraulic Buffer

   

  • Impact resistance improved by over 30%

  • Enhanced bottom-out control for high-speed riding and hard landings

   

Battery, Range & Charging

• High-Performance Lithium Battery Pack

   

  • 74V / 60Ah

  • Optimized for high output, efficiency, and thermal stability

   

• Efficient Range

   

  • Up to 71.5 miles at 31 mph, ideal for extended trail sessions and endurance riding

   

• Fast Charging

   

  • 2.5 hours (20%–80%), reducing downtime between rides

Intelligent Power & Control

• • Eco

  • Daily

  • Sport

  • Turbo

  • Reverse

    Multiple Ride Modes

    
    

• Crawling Control Function

  • Adjustable in three levels

    Offers precise low-speed control for technical sections and extreme off-road conditions.

   

• Lightweight Body with Balanced Power Tuning

  Delivers high output without sacrificing agility or rider control.

Reinforced Drivetrain & Motor Technology

• Enhanced Primary Transmission System

   

  • Carbon fiber belt

  • Forged pulleys

  • Tungsten carbide coating

   

• Exceptional Durability

   

  • Tungsten carbide pulley surface hardness exceeds Vickers HV1000

  • Three times harder than hard-anodized pulleys

  • Wear resistance significantly increased

  • Belt strength improved by 60%

   

• • Higher motor filling factor

  • Improved efficiency and power density

  • Superior heat dissipation for sustained high-performance riding

    Advanced HairPin Winding Motor Technology