Front Wheel Hub Assembly for K1500

InMotion WA515002 is a front wheel bearing and hub assembly built for direct replacement service on select Chevrolet and GMC K1500 trucks. Engineered from OE data and measurements, it is made to match the original fit, mounting points, and operating dimensions for the listed applications.

Key Features

• Direct replacement front hub assembly for select 1988-1991 Chevrolet K1500 and GMC K1500 models
• Precision-manufactured using OE data and application-specific measurements
• 33-spline hub design for the listed driveline application
• 6 wheel studs with a 5.5-inch bolt circle diameter
• Modified triangle flange shape with 3 flange bolt holes
• Front position fitment for Standard Grade applications
• Built to strict quality-control criteria for consistent fit and performance

Detailed Description

The InMotion WA515002 wheel bearing and hub assembly is designed for front-end service on 1988-1991 Chevrolet K1500 and 1988-1991 GMC K1500 trucks. It uses OE-based engineering to match the original hub geometry, including a 99.3 hub pilot diameter, 77.6 wheel pilot diameter, 78.3 brake pilot diameter, 181.8 flange diameter, and 50.6 flange offset. The assembly also features a modified triangle flange, 33 splines, and a 6-stud pattern with a 5.5-inch bolt circle for the specified fitment.

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

What It Helps Address

• Front wheel bearing noise or rough rotation
• Loose or inconsistent hub operation at the wheel end
• Fitment issues caused by worn or incorrect replacement hubs
• Restoration needs on Chevrolet K1500 and GMC K1500 front suspension and driveline service

Installation Notes

Verify spline count, bolt circle diameter, flange shape, and pilot dimensions before installation. This front hub assembly is listed for 1988-1991 Chevrolet K1500 and GMC K1500 Standard Grade applications, so confirm vehicle configuration against the part details before ordering. Follow factory service procedures and torque specifications during installation.

Quality Assurance

InMotion manufactures these hub assemblies under strict quality-control criteria and uses OE data and measurements to support fitment, performance, and service life. The part is engineered as a direct replacement for the original component in the listed applications.