NSK 49BWKHS16 Axle Bearing and Hub Assembly - Rear

Overview of NSK 49BWKHS16 Axle Bearing and Hub Assembly

The NSK 49BWKHS16 axle bearing and hub assembly is designed for Toyota Corolla and Matrix models. This non-driven hub assembly features an integrated ABS sensor, ensuring compatibility with your vehicle's anti-lock braking system for reliable performance.

• ABS equipped with sensor type tone ring
• Bolt circle diameter mounting flange: 93 mm
• Bolt circle diameter wheel flange: 100 mm
• Bolt hole size/thread: M10x1.25
• Brake pilot diameter: 55 mm
• Non-driven hub assembly
• Flange bolt hole quantity: 4
• Flange diameter: 135 mm
• Flange offset: 54.5 mm
• Generation 3 design
• Hub pilot diameter: 74 mm
• Wheel pilot diameter: 54 mm
• Wheel stud quantity: 5
• Wheel stud size: M12x1.5

Technical Details and Specifications

This NSK axle bearing and hub assembly (part number 49BWKHS16) is engineered to meet the precise specifications required for Toyota Corolla and Matrix vehicles. The assembly includes a sensor-type ABS tone ring, which integrates seamlessly with the vehicle’s ABS system to provide accurate wheel speed data. The flange and bolt circle diameters are designed for exact fitment, with a 93 mm mounting flange and 100 mm wheel flange bolt circle diameters. The hub supports five M12x1.5 wheel studs, ensuring secure wheel attachment. The brake pilot diameter of 55 mm and flange offset of 54.5 mm are optimized for proper brake component alignment and wheel positioning.

Compatible Vehicles and Applications

This axle bearing and hub assembly is compatible with the following Toyota models:

• Toyota Corolla (various model years)
• Toyota Matrix

It is intended for use as a non-driven hub assembly, suitable for the front or rear axle depending on vehicle configuration. The part number 49BWKHS16 ensures you receive the correct component for your specific Toyota application.

Common Issues Addressed by This Hub Assembly

• Wheel bearing noise or roughness
• ABS warning light due to faulty sensor or tone ring
• Excessive wheel play or looseness
• Uneven brake wear caused by improper hub alignment
• Vibration or wobbling during driving

Installation Notes and Tips

When installing the NSK 49BWKHS16 axle bearing and hub assembly, ensure the ABS sensor connector is properly aligned and secured to maintain accurate wheel speed readings. Use a calibrated torque wrench to tighten flange bolts to manufacturer specifications, and verify that the wheel studs are correctly torqued. Inspect the brake components and wheel bearings for wear before installation to avoid premature failure. It is recommended to replace the hub assembly as a complete unit to maintain optimal performance and safety.

Quality Assurance and Warranty

NSK manufactures this axle bearing and hub assembly to meet stringent quality standards, ensuring durability and reliable operation. The part is a Generation 3 design, reflecting improvements in materials and engineering for enhanced service life. While specific warranty details may vary, NSK products typically come with a limited warranty covering defects in materials and workmanship. Consult your supplier or NSK documentation for exact warranty terms related to part number 49BWKHS16.