EM2E3103120 Wheel Hub Bearing For BYD

The DUHUI EM2E3103120 wheel hub bearing is a direct-fit front axle replacement designed for BYD Dolphin electric vehicles. This front wheel hub bearing meets OE specification EM2E3103120, delivering reliable performance in the aftermarket. It is specifically engineered for the Dolphin’s front axle configuration to ensure precise fitment .
Specifications
| Parameter | Value |
|---|---|
| DH Code | DWH01561 |
| Part Number | EM2E3103120 |
| Position | Front Axle |
| Make | BYD |
| Model | Dolphin |
Note: Dimensional data is based on available sources. This is a front wheel hub bearing assembly designed for BYD Dolphin EV applications. Please verify measurements against your original parts before ordering.
Important: All information on this page is for reference only. Please verify OE numbers, dimensions, and vehicle fitment against your original part before ordering. Contact us for fitment confirmation.
DH Code & OE Numbers & Reference Numbers
DH Code: DWH01561
OE Numbers: EM2E3103120
Reference Numbers (Interchange):
BYD: EM2E3103120
Vehicle Fitment
BYD: Dolphin
Please verify OE number, dimensions and vehicle configuration before ordering.
Product Features
- Front wheel hub bearing engineered specifically for BYD Dolphin electric vehicle applications
- Designed for EV front axle configurations with precise fitment
- Double-row bearing design provides stable load distribution and minimizes vibration
- Factory-sealed and pre-lubricated – no routine maintenance required
- Precision-ground raceways reduce rolling resistance for improved efficiency
- Direct interchange with OE number EM2E3103120 for straightforward replacement
- Available for product customization – logo, code, pattern, or words can be applied to the bearing or packaging
Installation Notes
- Verify the OE number EM2E3103120 on your original bearing before installation
- Confirm front axle fitment for your specific BYD Dolphin EV model
- Ensure proper alignment with the drive axle for electric vehicle applications
- Clean the hub mounting surface and steering knuckle thoroughly before fitting the new assembly
- Use a proper hydraulic press or hub installer – do not strike the bearing directly with a hammer
- Torque the axle nut to BYD service manual specifications; over-torquing can shorten bearing life
- After installation, rotate the hub to check for smooth operation and ensure no abnormal noise
About DUHUI Bearing
Manufactured by DUHUI Bearing – an automotive bearing supplier established in Zhejiang, China, in 2003. DUHUI produces wheel hub bearings to OE specifications. Contact us

