NSK 68BWKH19 Axle Bearing and Hub Assembly - Front

Overview of NSK Axle Bearing and Hub Assembly 68BWKH19

The NSK 68BWKH19 axle bearing and hub assembly is designed for driven wheels equipped with ABS systems. Engineered to meet the specific requirements of Infiniti models such as the EX37, FX37, FX50, G37, M37, M56, Q40, Q50, Q60, Q70, Q70L, QX50, and QX70, this assembly ensures reliable performance and precise fitment.

• ABS equipped with magnetic encoder for accurate wheel speed sensing
• Bolt circle diameter of 120 mm on mounting flange and 114.3 mm on wheel flange
• Flange bolt hole quantity: 4 with M12x1.25 thread size
• Brake pilot diameter of 68 mm and hub pilot diameter of 93 mm
• Wheel stud quantity of 5 with M12x1.25 size
• 27 splines for secure axle connection
• Flange diameter of 136 mm and flange offset of 40.7 mm
• Designed for driven wheels, generation 3 specification

Detailed Product Description

This NSK axle bearing and hub assembly (part number 68BWKH19) is engineered to provide a precise and durable solution for Infiniti vehicles requiring a driven axle hub with ABS functionality. The integrated magnetic encoder tone ring supports the ABS system by delivering accurate wheel speed data, essential for vehicle stability and braking control. The assembly features a 27-spline design ensuring a secure fit on the axle shaft, while the flange and bolt circle diameters are optimized for compatibility with specified Infiniti models. The 5-wheel stud configuration with M12x1.25 thread size supports proper wheel mounting and torque specifications.

Applications and Problem Resolution

• Replaces worn or damaged axle bearing and hub assemblies on Infiniti EX37, FX37, FX50, G37, M37, M56, Q40, Q50, Q60, Q70, Q70L, QX50, and QX70 models
• Restores ABS functionality by maintaining accurate magnetic encoder tone ring operation
• Eliminates wheel noise and vibration caused by bearing wear
• Addresses wheel hub looseness and improves vehicle handling stability
• Prevents premature brake rotor wear by ensuring proper hub alignment

Installation Notes and Tips

When installing the NSK 68BWKH19 axle bearing and hub assembly, ensure the mating surfaces are clean and free of debris. Torque the flange bolts to manufacturer specifications using the M12x1.25 thread size. Verify the magnetic encoder tone ring is properly aligned to maintain ABS sensor accuracy. It is recommended to inspect related suspension and braking components during installation to ensure overall system integrity.

Quality Assurance and Warranty

NSK manufactures this axle bearing and hub assembly to meet stringent OEM standards, ensuring durability and reliable performance. The part undergoes rigorous quality control testing, including dimensional accuracy and material integrity. While specific warranty details may vary, NSK typically offers coverage against defects in materials and workmanship for a defined period. Consult product documentation or authorized sources for exact warranty terms.