InMotion WA513284 Wheel Bearing and Hub Assembly - Front Left

Front Left Wheel Bearing Hub Assembly

InMotion WA513284 is a front left wheel bearing and hub assembly built for direct replacement on select Lexus applications. It is engineered from OE data and measurements for accurate fitment, stable wheel support, and consistent hub performance.

• Part number: WA513284
• Front left wheel bearing and hub assembly
• 5 wheel studs
• 4 flange bolt holes
• ABS sensor included
• Bolt circle diameter: 114.5 mm (4.507 in.)
• Flange diameter: 139.9 mm
• Flange offset: 55.0 mm
• Wheel pilot diameter: 60.0 mm
• Brake pilot diameter: 62.0 mm
• Hub pilot diameter: 74.0 mm
• Trapezoid flange shape

Fitment Details

Compatible with select Lexus front left applications, including:

• Fits 2006-2015 Lexus IS250, front left, Standard Grade
• Fits 2006-2015 Lexus IS350, front left, Standard Grade
• Fits 2007-2011 Lexus GS350, front left, Standard Grade
• Fits 2007-2011 Lexus GS450h, front left, Standard Grade
• Fits 2008-2011 Lexus GS460, front left, Standard Grade
• Fits 2006-2007 Lexus GS430, front left, Standard Grade
• Fits 2006 Lexus GS300, front left, Standard Grade

Product Description

WA513284 is manufactured with high-precision processes and strict quality-control criteria to match the original hub assembly dimensions and mounting points. This direct replacement wheel hub assembly is designed for Lexus IS250, Lexus IS350, and other listed GS models on the front left side, with the ABS sensor included for vehicles that use integrated wheel speed sensing. The part number WA513284 is a practical OE-style replacement for restoring proper wheel mounting, bearing support, and sensor interface alignment.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Replacement Reasons

• Wheel bearing noise from the front left corner
• Excessive hub play or looseness
• ABS warning light related to hub sensor issues
• Uneven wheel mounting or vibration at speed
• Damaged or worn hub flange/stud interface

Installation Notes

Confirm the vehicle is a front left application before ordering. Verify bolt circle, flange dimensions, pilot diameters, and ABS sensor configuration against the original part. Clean the knuckle mounting surface and inspect related components before installation to help ensure proper seating and alignment. Always torque fasteners to the vehicle manufacturer’s specifications.

Quality Assurance

InMotion manufactures this hub assembly using OE-based measurements and controlled production standards to support fitment accuracy and service life. The part is built as a direct replacement for the listed Lexus applications.