The Alltrux ATX-S414 Trailer Axle Inner Wheel Bearing Set replaces industry standard SET414TRB and is engineered for heavy-duty commercial truck and trailer wheel end applications. This tapered roller bearing assembly is equivalent to cone HM218248 and cup HM218210 and is commonly used as the inner wheel bearing on industry-standard N trailer axles where reliable load handling and long service life are critical.

Tapered roller bearing sets like SET414 are designed to manage both radial and axial loads while maintaining proper hub alignment and smooth wheel rotation under demanding highway and vocational conditions. The inner trailer axle bearing plays a key role in stabilizing the hub assembly and supporting sustained heavy loads typical in commercial freight operations.

Manufactured to meet industry-standard dimensional and performance specifications, this bearing set is ideal for fleet maintenance programs, trailer hub rebuilds, and preventive wheel end service. Proper lubrication, installation, and preload adjustment are essential to maximize bearing life and ensure safe, dependable trailer axle operation.

Key Features

Industry standard SET414TRB wheel bearing set
Alltrux Part Number: ATX-S414
Equivalent to tapered roller cone HM218248 and cup HM218210
Designed for trailer axle inner wheel end applications
Supports heavy radial and axial load handling
Ideal for heavy-duty trailer hub and wheel end service

Technical Specifications

Brand: Alltrux
Part Number: ATX-S414
Industry Set Number: SET414TRB
Cone Number: HM218248
Cup Number: HM218210
Bearing Type: Tapered Roller Bearing Set (Cone & Cup)
Position: Trailer Axle – Inner Wheel Bearing
Condition: New Aftermarket
Application: Heavy-Duty Truck & Trailer Wheel End Assemblies

Cross References

INDUSTRY: SET414TRB
TIMKEN: HM218248 / HM218210
ALLTRUX: ATX-S414