GMB 750-3120 Wheel Bearing and Hub Assembly - Front

Front Wheel Bearing Hub Assembly

GMB 750-3120 is a front wheel bearing and hub assembly for a range of INFINITI and Nissan applications. Manufactured to meet or exceed OEM specifications, it is built for direct replacement service on driven front hubs where precise wheel support and stable rotation are required.

Compatible with front applications on the INFINITI Q50, Q60, Q70, Q70L, QX50, QX70, Q40, EX37, FX37, G37, M35h, M37, M56, EX35, FX35, G25, M35, M45, G35, and Nissan 370Z, this GMB hub assembly supports OE-style fitment across multiple model years.

• Part number: 750-3120
• Driven hub assembly design for front-wheel applications
• ABS sensor not included
• ABS tone ring not required
• Wheel studs not required
• Built to meet or exceed OEM specifications

Detailed Product Overview

This wheel bearing and hub assembly is engineered for front driven hub service where the bearing, hub, and mounting interface work together as a single replacement unit. It is a direct-fit solution for vehicles such as the INFINITI Q50 front, Nissan 370Z front, and INFINITI G37 front, helping restore proper wheel support and consistent hub operation. The 750-3120 is also cross-referenced to Timken HA590376 and SKF BR930890 for the same application.

Common Issues This Part Can Address

• Front wheel bearing noise or growling
• Excessive hub play or looseness
• Uneven wheel rotation at the front axle
• Vibration or roughness from a worn hub assembly
• Service replacement for a damaged driven front hub

Installation Notes

Verify vehicle year, make, model, and front position before installation. Confirm that the application does not require an ABS sensor or tone ring, since this assembly is specified without those components. Always inspect the mating surfaces, axle interface, and surrounding suspension parts during replacement to ensure proper seating and operation.

Quality Assurance

GMB manufactures this hub assembly to meet or exceed OEM specifications, supporting consistent fit and function for front hub replacement service. Part number 750-3120 is intended for direct replacement use on the listed INFINITI and Nissan applications.