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RFN Warrior Kids SX-E400

£ 499.00 

Built for adventure, the RFN Warrior SX-E400 is a high-performance 36V electric dirt bike designed for children ready to explore beyond the pavement. Whether they're just learning or already chasing thrills, the SX-E400 adapts with three speed settings, responsive handling, and durable construction.

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*You are paying the deposit today to reserve your bike only. Full payment will be required to finalise the purchase of your bike. We will follow up with you shortly after your deposit has been paid to discuss payment options and shipping. We ship UK wide. Shipping cost is £150. Deposit is fully refundable for up 14 days should you change your mind.

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RFN Warrior SX-E400 – 36V Electric Dirt Bike for Kids

Built for adventure, the RFN Warrior SX-E400 is a high-performance 36V electric dirt bike designed for children ready to explore beyond the pavement. Whether they're just learning or already chasing thrills, the SX-E400 adapts with three speed settings, responsive handling, and durable construction.

Offering up to 11.5 miles or 75 minutes of run time, this electric bike is perfect for extended off-road fun. Equipped with 12 x 2.4" all-terrain tyres, front and rear suspension, and a tough steel frame, it’s built to tackle everything from garden paths to rugged trails.

Expert-Level Performance

Powered by a 250W brushless motor with a 400W peak output and an advanced sine wave controller, the SX-E400 delivers smooth, controlled acceleration. The removable 36V 5.2Ah lithium battery allows for easy swaps—so the adventure doesn’t have to end when the charge does.

Key Features:

  • 3 speed modes for parental control:
    • Eco: 5 mph
    • Low: 8 mph
    • Sport: 15.5 mph
  • Up to 11.5 miles or 75 minutes of ride time
  • 36V 5.2Ah removable lithium battery
  • 250W brushless motor with 400W peak output
  • Maximum rider weight: 50 kg (7.7 stone)
  • Front and rear suspension for a smoother ride
  • Durable steel frame built for off-road conditions
  • Lightweight at only 18 kg – easy to lift and transport
  • 12 x 2.4” all-terrain tyres for multi-surface grip
  • Mechanical disc brakes for reliable stopping power

Whether it’s their first dirt bike or a next-level upgrade, the RFN Warrior SX-E400 delivers the performance, safety, and thrill young riders need to build skills and confidence.

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Specifications

General

  • Rider Age: 4 - 8 years
  • Top Speed: 18.5mph
  • Charge time: 2 - 3 hours
  • Range: 11 miles ‍

Frame

  • Seat Height - 490mm
  • Wheelbase - 685mm
  • Overall - 1044 x 578 x 676 mm
  • Weight - 19kg
  • Wheels & Tyres - 12" Aluminium- Magnesium Alloy with All Terrain Tyres
  • Suspension - Front Spring fork, Rear Adjustable Spring Shock Absorber
  • Frame - Steel
  • Handlebars - Aluminium

Electronic System

  • Battery - 36v 5.2ah
  • Lithium Display - 3 Stage Battery level indicator
  • On/Off Button with speed mode setting cover for parental control
  • Magnetic Saftey Kill Switch
  • Sinewave controller

Drive

  • Brushless Drive train Motor
  • 500w Electric Motor
  • Front and Rear Mechanical Disc brake - 140mm Disc
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