Genuine 201547008502 Wheel Bearing Contact Spring for Mercedes-Benz

The Genuine 201547008502 Wheel Bearing Contact Spring is an OEM replacement component designed for Mercedes-Benz front wheel bearing assemblies. This small but essential spring plays a critical role in ensuring proper electrical grounding and eliminating radio interference in your vehicle's wheel hub system.

Key Features:

• Genuine Mercedes-Benz OEM part for exact fit and reliability
• Slides into a hole at the end of the spindle to make contact with the wheel bearing cap
• Eliminates radio interference by grounding the wheel bearing cap to the vehicle body
• Also provides ground connection for brake pad wear sensors on equipped vehicles
• Located inside the wheel bearing dust cap
• Front axle hub application

This contact spring operates in a harsh environment with high temperatures and is susceptible to wear over time. When the spring becomes damaged or broken, it can cause radio interference or brake pad wear sensor malfunctions. This spring should be replaced anytime wheel bearings are being serviced, especially if it shows signs of damage, corrosion, or breakage. Though often overlooked during wheel bearing service, this inexpensive component ensures proper electrical continuity and prevents potential issues with your vehicle's electronic systems.