Multiquip 1-390538 Complete Hub Assembly - OEM Replacement Part

The complete hub assembly is a critical component in the travel system of trench rollers, serving as the central mounting point that integrates the wheel, drum, or roller mechanism with the machine's hydraulic drive system. This assembly is essential for transmitting power from the hydraulic motors to the ground-engaging components while maintaining proper alignment and load distribution during compaction operations.

In the RX1575 series trench roller, the hub assembly works in conjunction with the machine's hydraulic travel system, which includes multiple hydraulic hoses (A1, A2, A3, B2, B3, T1, T2, T3, P, and PBR connections) and electronic connectors (Y5, Y6, Y7, Y8, Y9) that control travel functions. Proper hub assembly condition is critical for maintaining steering precision and preventing hydraulic system leaks that could compromise travel performance. Technicians should inspect hub assemblies as part of regular maintenance protocols, checking for wear patterns, bearing integrity, seal condition, and proper mounting torque on all screw connections.

This part is compatible with the following Multiquip models:

• RX1575 Trench Roller

Genuine Multiquip OEM part, sold by an authorized dealer.