NSK 66BWKH30B Wheel Bearing and Hub Assembly - Front Right

Reliable Wheel Bearing and Hub Assembly for Lexus Vehicles

The NSK 66BWKH30B wheel bearing and hub assembly is designed specifically for select Lexus models, providing precise fitment and reliable performance. Engineered with a magnetic encoder for ABS systems, this driven hub assembly supports safe and efficient vehicle operation.

• Compatible with Lexus GS300, GS350, IS200t, IS250, IS300, IS350, RC200t, RC300, and RC350
• ABS equipped with magnetic encoder for accurate wheel speed sensing
• Driven hub assembly with 30 splines and 5 wheel studs (M12x1.5)
• Bolt circle diameters: 130 mm (mounting flange) and 114.3 mm (wheel flange)
• Flange diameter of 140 mm with 4 bolt holes and 50 mm flange offset
• Brake pilot diameter of 62 mm and hub pilot diameter of 90 mm for precise alignment

Technical Details and Specifications

This NSK wheel bearing and hub assembly (part number 66BWKH30B) is a generation 3 driven component designed to meet the exacting standards required for Lexus driveline systems. The assembly features a magnetic encoder ABS tone ring, ensuring compatibility with factory ABS sensors for accurate wheel speed data. The bolt hole size is M12x1.25, and the wheel stud size is M12x1.5, supporting secure mounting and durability. The 30-spline design ensures proper torque transfer and fitment on the driven axle shaft.

Compatible Lexus Models and Applications

This wheel bearing and hub assembly is compatible with a range of Lexus models, including the GS300, GS350, IS200t, IS250, IS300, IS350, RC200t, RC300, and RC350. It is intended for use on the driven axle, making it suitable for front or rear applications depending on the specific vehicle configuration.

• Replaces worn or damaged wheel bearings causing noise or vibration
• Restores ABS functionality by replacing faulty magnetic encoder components
• Corrects wheel hub play or looseness affecting vehicle handling
• Addresses uneven tire wear related to hub assembly issues
• Eliminates wheel speed sensor error codes linked to hub failure

Installation Notes and Tips

Proper installation of the NSK 66BWKH30B wheel bearing and hub assembly requires attention to torque specifications and alignment. Ensure the mounting flange bolt circle diameter of 130 mm and wheel flange diameter of 114.3 mm match the vehicle’s hub mounting points. Use the correct M12x1.25 bolts for flange mounting and M12x1.5 wheel studs for wheel attachment. Verify ABS sensor connections and test for proper operation after installation.

Quality Assurance and Warranty

NSK manufactures this wheel bearing and hub assembly to meet OEM standards for durability and performance. The part number 66BWKH30B undergoes rigorous quality control to ensure reliability in demanding driving conditions. While specific warranty details may vary, NSK products typically include coverage against manufacturing defects to provide confidence in your replacement component.