Sur-Ron Light Bee X

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Brand: Sur-Ron (Chongqing Qiulong Technology Co., Ltd.)
Model: Light Bee X — 2025
Type: Electric off-road dirt bike / dual-sport e-bike
Origin: Chongqing, China

Description:
The Sur-Ron Light Bee X is the most popular electric dirt bike on the planet, and it’s held that position for good reason. Built by Chongqing Qiulong Technology — the company that effectively created the mini electric moto class in 2018 — the 2025 Light Bee X is a significant generational upgrade over its predecessors and the benchmark against which every Chinese electric dirt bike is measured.

Description

Brand Sur-Ron (Chongqing Qiulong Technology Co., Ltd.)
Model Light Bee X — 2025 Model Year
Type Electric off-road dirt bike / dual-sport e-bike
Origin Chongqing, China
Motor type Permanent Magnet Synchronous Motor (PMSM)
Controller FOC Sinewave Controller (new 2025)
Peak motor power 8,000W (8 kW)
Peak torque (at wheel) 266 N·m (196.2 ft-lbs)
Top speed 75 km/h (46.6 mph)
0 – 50 km/h 2.7 seconds
Climbing ability 45° slope
Riding modes Sport (with regenerative braking) + Eco
Battery type 60V / 40Ah ternary lithium-ion (Panasonic / LG 21700 cells)
Battery capacity 2.4 kWh
Battery removal Yes — removable with quick-release system
Range (Eco mode @ 40 km/h) 75 km (46.6 miles)
Charge time (20–80%) ~2 hours
Charge time (0–100%) ~3 hours (standard 10A charger)
Frame Forged aerospace-grade aluminum alloy
Swingarm Forged aluminum alloy
Front suspension Gold inverted coil spring hydraulic fork — 200mm travel
Rear suspension Intersect TR multi-link system — 85mm shock / 210mm wheel travel, fully adjustable
Front brake 4-piston hydraulic disc, sintered pads, titanium-finish caliper
Rear brake 4-piston hydraulic disc, sintered pads, titanium-finish caliper
Front wheel / tyre 19″ wire-spoke, off-road knobby tyre (70/100-19)
Rear wheel / tyre 18″ wire-spoke, off-road knobby tyre (3.00-18)
Drive system Belt primary drive + 420 chain secondary drive
Length × Width × Height 1,850mm × 780mm × 1,080mm
Wheelbase 1,255mm (49.4″)
Seat height 830mm (32.6″)
Ground clearance 270mm (10.6″)
Dry weight 45 kg (99.2 lbs)
Curb weight (with battery) 57 kg (125.6 lbs)
Max rider load 100 kg (220 lbs)
Dashboard LCD speedometer with battery indicator
USB charging port Yes — 2.1A onboard USB
Lighting LED headlight and taillight
Throttle Two-stage adjustable ride-by-wire with dual hall sensors
Colour options Carbon Black, Sage Green, Lapis Blue, Phantom Purple
Road legal Off-road only (US) — L1E road-legal variant available (EU)

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