NSK 60BWKH18 Wheel Bearing and Hub Assembly - Rear

Reliable Wheel Bearing and Hub Assembly for Mazda MX-5 Miata

The NSK 60BWKH18 wheel bearing and hub assembly is designed specifically for the Mazda MX-5 Miata, providing precise fitment and reliable performance. This driven hub assembly features an integrated magnetic encoder for ABS compatibility, ensuring accurate wheel speed sensing and enhanced safety.

• ABS equipped with magnetic encoder for precise wheel speed detection
• Driven hub design tailored for Mazda MX-5 Miata applications
• Bolt circle diameter mounting flange: 106 mm
• Bolt circle diameter wheel flange: 100 mm
• Flange bolt hole quantity: 3 with M12x1.25 bolt hole size
• Wheel stud quantity: 4 with M12x1.5 stud size
• Brake pilot diameter: 55 mm for proper brake component alignment
• Flange diameter: 122 mm with 42.7 mm flange offset
• Hub pilot diameter: 80 mm and wheel pilot diameter: 54 mm for accurate mounting
• 26 splines for secure drivetrain connection
• Generation 3 design for improved durability and fit

Technical Overview of NSK 60BWKH18 Wheel Bearing and Hub Assembly

This wheel bearing and hub assembly from NSK is engineered to meet the specific requirements of the Mazda MX-5 Miata. The driven hub features a magnetic encoder ABS tone ring, which integrates seamlessly with the vehicle’s anti-lock braking system to provide reliable wheel speed data. The assembly’s bolt circle diameters and flange dimensions are designed to match OEM specifications, ensuring proper fit and function. With 26 splines and a robust flange offset, this part supports drivetrain integrity and wheel alignment. The combination of a 4-stud wheel flange and M12x1.5 wheel stud size offers secure wheel mounting, while the brake pilot diameter ensures compatibility with brake components.

Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Mazda MX-5 Miata
• Restores ABS functionality by providing accurate magnetic encoder signals
• Eliminates wheel noise or vibration caused by bearing wear
• Corrects wheel alignment issues related to hub flange or pilot diameter wear
• Supports drivetrain performance by maintaining spline engagement and flange integrity

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the bolt circle diameters and flange dimensions match the vehicle’s specifications. Handle the magnetic encoder carefully to avoid damage to the ABS sensor components. Torque all bolts to manufacturer specifications, particularly the M12x1.25 flange bolts and M12x1.5 wheel studs. Inspect related components such as brake rotors and calipers for wear during installation.

Quality Assurance and Warranty

NSK manufactures this wheel bearing and hub assembly to meet strict quality standards, ensuring durability and reliable performance for the Mazda MX-5 Miata. The part number 60BWKH18 corresponds to a Generation 3 design, reflecting improvements in materials and engineering. While specific warranty details are not provided, NSK products typically adhere to industry standards for automotive replacement parts.