The Meritor R004878 is a genuine OEM lock washer, sold here as a 2-pack. Lock washers in heavy-duty drivetrain and brake assemblies are critical fastener retention components, preventing loosening under vibration and load cycling common in truck service. This part carries the Meritor part number R004878 and is sourced directly through Pro Gear and Transmission. If you need to verify this is the correct washer for your specific assembly, give us a call before ordering.
This unit is sold in packs of 2.
Features
Genuine Meritor OEM part number R004878
Sold as a 2-pack
Designed for heavy-duty truck fastener retention applications
Prevents fastener loosening under vibration and load cycling
Direct Meritor replacement part
