PETERBILT 379 YEAR 2007 FRONT POLY SILENT BLOCK SPRING BUSHING 6-516 INCH C TO C Replacement Spring

This replacement poly silent block spring bushing is engineered as a high-quality aftermarket solution for Peterbilt 379 (2007) front suspension systems. Constructed from durable polyurethane material, this bushing delivers reliable noise and vibration isolation for heavy-duty trucking applications while maintaining structural integrity under demanding operating conditions. The bushing features an oval pin design with a 1.063 inch diameter pin and measures 1.75 inches outer diameter by 6.312 inches in length, with 6 5/16 inch center-to-center spacing. These precise dimensions ensure direct compatibility and proper fitment in front suspension assemblies. The component is designed for use with M1813 hangers and replaces OEM part numbers 52256, 52272, B651006, and B65-1006, making it a versatile replacement option for fleet maintenance and repair operations. The polyurethane construction provides superior durability compared to rubber alternatives, offering extended service life and reduced maintenance intervals in commercial fleet applications. Sold individually, this component is ideal for replacement repairs or preventive maintenance on Peterbilt and compatible truck suspension systems. It is suitable for use by fleet maintenance departments, independent repair shops, and commercial trucking operations requiring reliable suspension components. This is a special order item, allowing customers to source exactly what their suspension system requires without unnecessary additional components. Original Model: PETERBILT 379 YEAR 2007 FRONT POLY SILENT BLOCK SPRING BUSHING 6-516 INCH C TO C