ZSM2136B
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.
ZSM2136B
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.
2 Gear Auto-shifting Motor12 Specs7 Highlights
Transmission Detail
A close-up motion layer reinforces precision and engineering character instead of showing specs alone.
Specifications
| O.L.D | 142mm |
| Weight | 4.0kg |
| Wire Exit | Left or Right Axle End |
| Brake Type | Disc Brake |
| Dimensions | φ158×202mm |
| Drive Type | Chain / Belt / Shaft Drive |
| Step Ratios | 1 / 1.36 |
| Shifting Mode | Automatic |
| Max Motor Torque | 45/55Nm |
| Number of Speeds | 2-speed |
| Total Gear Ratio | 1.36 |
| Rated Motor Power | 350W / 500W |
Highlights
- 350W/500W dual-power, EU and NA compliant
- Auto-shift for easy operation
- 2-speed covers city commute cadence
- Better hill starts than single-speed
- ~20% range improvement
- Chain, belt and shaft drive compatible
- Quiet internal gearbox
Products
Overview
ZSM2136B is the mainstream model in the 2136 series with 350W and 500W options. 40Nm peak torque suits urban commuters and light cargo use. Production-proven platform with high durability.
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