Electric Bike Motor QS273 4000W 150mm Dropouts: Precision Engineered for Speed and Versatility
Unlock Next-Level Performance on Two Wheels
The QS273 4000W Spoke Hub Motor is the ultimate fusion of power, speed, and adaptability, designed for riders who crave exhilaration without compromising practicality. Whether you’re tearing through city streets, conquering rugged trails, or pushing the boundaries of electric mobility, this motor redefines what’s possible with its 150mm dropout compatibility and blistering 120 kph top speed.
Key Features
4000W High-Efficiency Powerhouse
Experience rapid acceleration and sustained torque for climbing steep gradients or overtaking traffic. With a peak output of 4000W, this motor balances raw power with energy efficiency, ideal for both daily commutes and adrenaline-fueled adventures.
150mm Universal Dropout Design
Seamlessly integrates into most standard fat-tire bikes, cargo frames, and custom builds, offering plug-and-play installation without compromising structural integrity.
120 kph Speed Capability
Engineered for velocity enthusiasts, the QS273 delivers a thrilling top speed of up to 120 kph (75 mph)* when paired with a high-voltage system (72V-84V), making it a favorite for performance-focused riders and e-moto conversions.
Optimized Spoke Hub Architecture
The lightweight spoke hub design enhances heat dissipation, reduces rotational inertia, and supports durable rims for hybrid tire setups (street, off-road, or winter treads).
Ideal Applications
High-Speed Commuting: Effortlessly navigate urban sprawl while outpacing traffic.
Off-Road Dominance: Master rocky trails, sand, or mud with relentless torque and traction.
E-Moto Conversions: Transform bicycles or lightweight motorcycles into electric speed machines.
Long-Distance Touring: Cover 100+ km ranges** with efficient power management.
Custom Projects: Perfect for DIY builders seeking a balance of speed, weight, and durability.
