Tongsheng TSDZ8 750W
The Tongsheng TSDZ8 750W is a high-torque BB-mount mid-drive motor with integrated torque and cadence sensing. A significant step up from the TSDZ2B, it delivers 120Nm of torque — suitable for cargo bikes, hill climbing, and heavier riders. Fits standard 68–73mm bottom brackets. Supports disc and V-brake systems. IPX5 waterproof rated. Compatible with Tongsheng protocol displays.
In brief: 750W mid-drive motor. Fits 68–73mm bottom bracket. 48V rated. From $349 across 2 sellers.
Specs verified Jul 14, 2026
Where to Find
Prices tracked across 5 sellersAliExpress - VoltEagle Store
$349.37
AliExpress - VoltEagle Store
$379.95
AliExpress - AliExpress - Greenergy Global Store
$484.52
AliExpress - twitterbicycle Store
Check seller for priceAliExpress - AliExpress - Shop1105233629 Store
Out of stockAliExpress
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Price History
Current best price $351.30. Over the past 90 days: low $351.30, high $484.52, average $477.86 — down 26% vs average.
- AliExpress - AliExpress - Greenergy Global Store
- AliExpress - AliExpress - Shop1105233629 Store
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Specifications
Performance
- Wattage
- 750W
- Rated Voltage
- 48V
- Max Torque
- 120.00Nm
- Max Speed
- 55km/h
Fitment
- Bottom Bracket Width
- 68mm – 73mm
Features
- PAS Sensor Type
- Torque
- Temp Sensor
- None
Physical
- Weight
- 4.78 kg
- IP Rating
- IPX5
