30QS4376M
Reinforced Cab Sill Plate
Mack

This reinforced sill plate insert is designed to protect the lower edge of the truck’s cab opening from damage and wear. Its sturdy construction provides added durability against impacts, debris, and frequent entry and exit. The sill plate also contributes to the structural integrity of the cab area, helping to prevent corrosion and deterioration over time. Its precise fit ensures a clean appearance and straightforward installation, making it a practical upgrade for maintaining the vehicle’s aesthetic and functional integrity. Regular replacement of worn sill plates preserves the truck’s resale value and operational safety. Source One Parts Center supplies this high-quality reinforcement component, suitable for heavy-duty truck applications.