Series Overview
2 Gear Auto-shifting Motor
2-speed auto-shift mid-drive motor. Chain / belt / shaft drive compatible. Ideal for city commuter and fat-tire e-bikes.
2 Gear Auto-shifting Motor
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ZSM2136A
Series Product
2 Gear Auto-shifting Motor ZSM2136A
250W 2-speed auto-shift mid-drive, 3.3 kg. EU/North America compliant for everyday urban e-bikes.
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ZSM2136B
Series Product
2 Gear Auto-shifting Motor ZSM2136B
350W/500W 2-speed auto-shift, 40Nm, 4.0 kg. Mainstream EU/US commuter and light cargo e-bikes.
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ZSM2136C
Series Product
2 Gear Auto-shifting Motor ZSM2136C
350/500/750W 2-speed high-torque mid-drive, 80Nm, 4.5 kg, 175mm dropout. Designed for fat-tire e-bikes.
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ZSM2136E
Series Product
2 Gear Auto-shifting Motor ZSM2136E
250/350/500W 2-speed new-platform motor. 2-stage reduction for higher torque at lower weight (3.1 kg). EU high-end commuter and cargo e-bikes.
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