Technical Specification
The DAC42780040 is a heavy-duty wheel hub bearing featuring high load capacity and long service intervals. Its double-row ball bearing design allows it to handle simultaneous axial and radial forces, while its seals block out harmful contaminants. Ideal for mid-sized sedans and SUVs, this bearing offers enhanced reliability, low vibration, and a quiet ride. Suitable for OEM production and aftermarket sales alike.
Technical Specification

| Wheel hub bearing | DAC42780040 | |
| Item Number | 51718-2H000 | |
| d | 42 mm | Bore diameter |
| D | 78 mm | Outside diameter |
| B | 40 mm | Width of inner ring |
| Mass | 0.66 kg | / |
| Package | Industrial Packaging, Individual Packaging | |

Product Properties | |
| Bore | C - Cylindrical Bore |
| Seal | 2RS - Rubber Seal on Two Sides |
| Cage Type | S - Steel or Standard Cage |
| External Modification | No External Modification |
Radial Internal Play | Cn Normal Internal Play |
Precision | Standard Precision |
| Lubrication | Standard Lubrication |
| Heat Stabilization | No Heat Stabilization - Temperatures up to 120 °C |
| Split Inner ring / Outer ring | Standard |
CN
EN
ko
fr
de
es
it
ru
pt
ar
vi
tr
th
fi
hi
id
no