Timken BM500031 Wheel Bearing Assembly - Rear

Timken BM500031 Wheel Bearing Assembly Overview

The Timken BM500031 wheel bearing assembly is engineered for select Mercedes-Benz models, including the C63 AMG, E350, and SL550. Designed as a non-driven hub, this assembly ensures precise fitment and reliable performance for your vehicle's driveline system.

• Flange bolt hole quantity: 4 for secure mounting
• Brake pilot diameter: 3.622 inches (92 mm) for accurate brake rotor alignment
• Hub pilot diameter: 3.622 inches (91.90 mm) ensuring proper hub centering
• Bolt circle diameter: 110.00 mm (4.330 inches) compatible with specified Mercedes-Benz models
• Wheel pilot diameter: 3.58 inches (91.00 mm) for optimal wheel fitment
• Non-driven drive type suitable for front or rear axle applications

Detailed Product Description

The Timken BM500031 wheel bearing assembly is designed to meet the exact specifications required by various Mercedes-Benz vehicles such as the C250, SL63 AMG, and SLS AMG. This assembly features a flange with four bolt holes, providing a secure and stable connection to the vehicle’s hub. The precise brake pilot diameter of 3.622 inches (92 mm) ensures proper alignment of the brake rotor, which is critical for consistent braking performance and safety.

With a hub pilot diameter of 3.622 inches (91.90 mm) and a bolt circle diameter of 110.00 mm (4.330 inches), this wheel bearing assembly offers a precise fit that minimizes vibration and wear. The wheel pilot diameter of 3.58 inches (91.00 mm) further supports accurate wheel centering, reducing the risk of uneven tire wear and improving overall vehicle handling.

Compatible Mercedes-Benz Models

This Timken BM500031 wheel bearing assembly is compatible with a range of Mercedes-Benz models, including:

• C63 AMG, C250, C300, C350
• E350, E400, E550
• SL55 AMG, SL63 AMG, SL500, SL550, SL600
• SLC43 AMG, SLC300
• SLK55 AMG, SLK250, SLK300, SLK350
• SLS AMG

Common Applications and Problem Resolution

This wheel bearing assembly is used to replace worn or damaged wheel bearings in the driveline system. It addresses several common issues, including:

• Excessive wheel play or looseness
• Unusual noises such as grinding or humming from the wheel area
• Uneven tire wear caused by improper wheel alignment
• Vibration or wobbling during vehicle operation
• Brake rotor misalignment affecting braking performance

Installation Notes and Tips

Proper installation of the Timken BM500031 wheel bearing assembly is critical for optimal performance. Ensure the flange bolt holes align correctly with the vehicle hub and torque bolts to manufacturer specifications. Verify the brake pilot diameter matches the brake rotor to avoid rotor runout. It is recommended to inspect related components such as wheel studs and seals during installation to maintain overall driveline integrity.

Quality Assurance and Warranty

Timken is known for manufacturing precision-engineered wheel bearing assemblies that meet or exceed OEM standards. The BM500031 part number undergoes rigorous quality control to ensure durability and reliable operation. This product typically includes a limited warranty covering defects in materials and workmanship, providing confidence in your replacement part.