TECHNICAL KNOWLEDGE
WHEEL END SYSTEM.
Wheel hub bearings, hubs and tapered roller bearings for trucks, trailers and cars: bearing types, failure symptoms, diagnosis and correct replacement.
WHEEL END SYSTEM → WHEEL HUB BEARING
WHEEL HUB BEARING.
A wheel hub bearing unit carries the vehicle load between the axle and the wheel hub while letting the wheel turn freely. Truck units are usually pre-adjusted, greased and sealed double-row tapered roller bearings, sometimes with an integrated flange, ABS pulse ring and hub bolts.
GUIDES
- Wheel Hub Bearings for Trucks and Cars: Types, Failure Symptoms, Diagnosis and ReplacementHow wheel hub bearings work in trucks, trailers and cars: Gen 1–3 hub units, tapered roller and unitized truck bearings, bad wheel bearing symptoms, diagnosis and how to identify the correct replacement.
PARTS & CROSS REFERENCE

Scania Front Wheel Hub Bearing
OE 1336296 / 1356897 / 13655701 / 1382900 / 1413785 / 1439070 / 1443078 / 1476945 / 1724482 / 1868087 / 2310169
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Mercedes-Benz Front / Trailer Wheel Hub Bearing
OE 014 981 51 05 / 014 981 93 05 / 014 981 99 05 / 016 981 28 05 / 017 981 50 05 / A0219817005
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Mercedes-Benz Front Wheel Hub Bearing
OE 015 981 19 05 / 014 981 57 05
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Iveco Rear Wheel Hub Bearing
OE 1400291 / 1408086 / 1905487 / 2996882 / 7179749 / 7179751 / 7183074 / 7183075 / 7189050 / 7189648
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