Moog 513137 Wheel Bearing and Hub Assembly - Front

Front Wheel Bearing Hub Assembly

MOOG 513137 is a front wheel bearing and hub assembly built for select Chevrolet, Pontiac, and Oldsmobile applications. It combines a 30-spline hub design, 5 wheel studs, and an integrated ABS sensor to support stable wheel mounting and consistent sensor signal delivery.

Key Features

• Front wheel bearing and hub assembly for select GM vehicles
• 30 spline quantity with a triangular flange design
• 5 wheel studs and 3 flange bolt holes
• Integrated anti-lock brake sensor included
• Wheel pilot diameter: 70.000 mm
• Brake pilot diameter: 70.500 mm
• Hub pilot diameter: 91.400 mm
• Bolt circle diameter: 115.000 mm / 4.530 in.
• Flange diameter: 145.000 mm with 36.900 mm offset

Fitment

• Fits 2004-2005 Chevrolet Classic, front. Enhanced hub assembly with Grime Defense outboard seal, primary inboard and outboard seals, and molded grommet for ABS cable.
• Fits 1999-2005 Pontiac Grand Am, front. Enhanced hub assembly with Grime Defense outboard seal, primary inboard and outboard seals, and molded grommet for ABS cable.
• Fits 1999-2004 Oldsmobile Alero, front. Enhanced hub assembly with Grime Defense outboard seal, primary inboard and outboard seals, and molded grommet for ABS cable.
• Fits 1997-2003 Chevrolet Malibu, front. Enhanced hub assembly with Grime Defense outboard seal, primary inboard and outboard seals, and molded grommet for ABS cable.
• Fits 1997-1999 Oldsmobile Cutlass, front. Enhanced hub assembly with Grime Defense outboard seal, primary inboard and outboard seals, and molded grommet for ABS cable.

Detailed Description

MOOG 513137 is engineered as a direct replacement wheel bearing and hub assembly for front-wheel applications on the Chevrolet Malibu, Pontiac Grand Am, Oldsmobile Alero, Chevrolet Classic, and Oldsmobile Cutlass. MOOG uses durable materials and testing standards to help deliver dependable hub performance, while its problem-solving design features support a smoother installation process. This part cross-references SKF BR930080 for the same application.

The assembly includes an ABS sensor and a molded grommet for the ABS cable, along with sealing features that help protect the hub from contamination. The specified pilot diameters, bolt circle, flange dimensions, and 5-lug pattern are important for proper wheel seating and hub alignment on the listed vehicles.

What It Helps Solve

• Wheel bearing noise from a worn front hub assembly
• ABS warning light concerns related to a failing hub sensor
• Wheel looseness or play caused by hub wear
• Uneven wheel mounting from damaged studs or flange wear
• Contamination-related hub failure from compromised seals

Installation Notes and Tips

Verify the vehicle’s year, make, model, and front position before ordering. Confirm the bolt circle, pilot diameters, and ABS sensor connection match the original part. Clean the mounting surface thoroughly and inspect the knuckle, axle interface, and brake components for wear before installation. For best results, follow the vehicle service manual for torque specifications and ABS system checks after installation.

Quality Assurance

MOOG hub assemblies are backed by material selection and testing practices aimed at consistent fit and performance. The integrated design features are intended to support reliable operation on the listed GM applications, including Chevrolet Malibu and Pontiac Grand Am front hub service.