Sealed Wheel Bearing to Fit Post 1997 Ifor Williams Trailers 76 x 42 x 39mm 4249

The 42490 Unitized Sealed Bearing is a premium-quality replacement hub bearing engineered to provide reliable, long-lasting performance in trailer and industrial applications. Manufactured as a complete pre-assembled unit, this bearing offers simplified installation, reduced maintenance requirements, and dependable operation under demanding working conditions.

Featuring a back-to-back cone bearing design with a split inner raceway, the 42490 bearing delivers balanced load distribution and enhanced durability under both radial and axial loads. Its fully sealed construction incorporates dual protective seals that help prevent the ingress of water, dirt, dust, and other contaminants, extending service life whilst maintaining smooth and efficient operation.

Widely recognised as the standard replacement bearing for post-1997 Ifor Williams trailer hub assemblies, this unit is also suitable for a variety of light and heavy industrial applications where robust bearing performance is essential.

Designed to offer a cost-effective and reliable replacement solution, the 42490 unitized bearing combines durability, precision engineering, and ease of installation.

• Genuine 42490 unitized sealed bearing
• Complete pre-assembled bearing unit
• Back-to-back cone bearing configuration
• Split inner raceway design
• Fully sealed dual-seal construction
• Excellent resistance to dirt and moisture ingress
• Smooth and reliable operation
• Suitable for trailer and industrial applications
• Reduced maintenance requirements
• Easy installation
• Long service life

• Bearing Reference: 42490
• Manufacturer Part Number: MP1815B / 42490
• Bearing Type: Unitized Sealed Bearing
• Seal Type: Dual Sealed
• Design: Back-to-Back Cone Set with Split Inner Raceway

Dimensions

• Internal Diameter: 42mm
• External Diameter: 76mm
• Overall Length: 39mm

Size

• 76 x 42 x 39mm

Suitable For:

• Ifor Williams Trailer Hub Assemblies (Post-1997)
• Industrial Machinery
• Light Industrial Equipment
• Heavy Industrial Equipment

OEM Cross Reference:

• Ifor Williams: 42490

• Ifor Williams Trailers
• Caravan Running Gear
• Utility Trailers
• Plant Trailers
• Commercial Trailers
• Agricultural Equipment
• Industrial Machinery
• General Hub Bearing Applications

• Provides smooth and reliable hub operation
• Helps reduce maintenance costs
• Protects against water and contamination ingress
• Designed for heavy-duty working environments
• Cost-effective replacement solution
• Extends hub assembly service life

• 1 × 42490 Unitized Sealed Bearing

• Fully Sealed Construction
• Heavy Duty Design
• Corrosion Resistant
• Precision Manufactured
• High Load Capacity
• Maintenance Friendly
• Long Service Life

Securely packaged and dispatched same working day if purchased by 1 p.m.