The QS 138 90H V3 Mid-Drive Motor with Reduction Gear is built for serious electric motorcycle and high-performance e-bike applications. Designed to deliver exceptional torque, smooth power delivery, and improved efficiency, this V3 version features an upgraded internal reduction gear for better acceleration and load handling.
Engineered for reliability and performance, the QS 138 90H V3 is ideal for electric dirt bikes, electric motorcycles, custom EV builds, and performance upgrades. Its compact design allows flexible mounting while maximizing torque output for demanding riding conditions.
Key Features
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High-Torque Output: Optimized for strong acceleration and hill-climbing
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V3 Reduction Gear System: Improved efficiency, smoother power transfer
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Mid-Drive Design: Better weight distribution and drivetrain performance
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Heavy-Duty Construction: Built for high-power electric motorcycle setups
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Wide Compatibility: Suitable for electric dirt bikes and custom EV builds
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Performance-Focused Engineering: Ideal for off-road and street applications
