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Surron Ultra Bee Turbo Mode
Surron Ultra Bee Turbo Mode
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The 2025/2026 Surron Ultra Bee is the ultra high-performance electric dirt bike featuring a 74V/60Ah battery and a peak power output of 21kW (in Turbo mode), reaching top speeds of roughly 59 mph and accelerating from 0–31 mph in 2 seconds. It features a 187–195 lb curb weight, advanced traction control (SRTC), and 240mm hydraulic disc brakes.
Key Performance & Powertrain
- Peak Power: 21kW (Turbo Mode) / 18kW (Sport Mode)
- Motor: Permanent Magnet Synchronous Motor (PMSM) with FOC controller
- Top Speed: ~56–59 mph
- Acceleration: 0–31 mph in 2 seconds (0–18.7 mph in 1.1s)
- Torque: 377–440 Nm (\(325\text{--}377 \text{ ft-lbs}\)) at the wheel
- Battery: 74V/60Ah (some earlier models 74V/55Ah) Lithium-ion, removable
- Range: Approx. 70–87 miles (at reduced speed)
- Charge Time: 2.5–4.5 hours
Chassis, Suspension, and Brakes
- Frame: Forged aluminum alloy
- Weight: ~187–195 lbs (85 kg)
- Suspension: 37mm inverted front fork (9.4" travel) and rear monoshock (9.4" wheel travel), both fully adjustable
- Brakes: 240mm hydraulic discs (front and rear)
- Tires: 19" front (80/100-19), 18" or 19" rear (100/90-18 or 90/90-19)
- Seat Height: 35.8 inches (910 mm)
- Ground Clearance: ~12.4–12.5 inches
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