NSK 49BWKHS58 Axle Bearing and Hub Assembly - Rear

Overview of NSK Axle Bearing and Hub Assembly 49BWKHS58

The NSK 49BWKHS58 axle bearing and hub assembly is designed specifically for Toyota Prius and Prius Plug-In models. This non-driven hub assembly features an integrated ABS sensor to ensure accurate wheel speed monitoring and reliable braking performance.

• ABS equipped with sensor type tone ring for precise wheel speed detection
• Bolt circle diameter of 95 mm on mounting flange and 100 mm on wheel flange
• Flange bolt hole quantity: 4 with 12.5 mm bolt hole size/thread
• Brake pilot diameter of 55 mm and flange diameter of 135 mm
• Wheel stud quantity of 5 with M12x1.5 stud size
• Hub pilot diameter of 74 mm and wheel pilot diameter of 54 mm
• Flange offset measures 61 mm, generation 3 design

Detailed Product Description

This NSK axle bearing and hub assembly (part number 49BWKHS58) is engineered for non-driven axle applications on Toyota Prius and Prius Plug-In vehicles. The integrated ABS sensor tone ring provides accurate feedback to the vehicle’s anti-lock braking system, enhancing safety and control. The assembly’s precise bolt circle diameters and flange dimensions ensure a secure fit and proper alignment with the vehicle’s wheel and brake components. With a 5-stud wheel configuration and M12x1.5 stud size, this hub assembly matches factory specifications for reliable installation and performance.

Common Applications and Problem Resolution

• Replacement for worn or damaged axle bearing and hub assemblies on Toyota Prius and Prius Plug-In
• Resolves ABS sensor faults related to wheel speed signal loss
• Addresses wheel hub noise or vibration issues caused by bearing wear
• Corrects wheel alignment problems due to flange or pilot diameter wear
• Prevents brake rotor misalignment by maintaining proper brake pilot diameter

Installation Notes and Tips

• Ensure compatibility with Toyota Prius and Prius Plug-In models before installation
• Verify ABS sensor connection and tone ring condition during replacement
• Use proper torque specifications for flange bolts and wheel studs
• Inspect surrounding suspension and brake components for wear during installation
• Follow manufacturer guidelines for hub assembly removal and installation procedures

Quality Assurance and Warranty

NSK manufactures this axle bearing and hub assembly to meet OEM standards for fit, form, and function. The part number 49BWKHS58 undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, NSK typically offers coverage against defects in materials and workmanship to provide confidence in the product’s reliability.