25183456
Door Check Washer
Mack

The door check washer is a small but vital component that ensures smooth operation and secure positioning of truck doors. It acts as a spacer and cushion, reducing wear on the door check mechanism and preventing rattling or excessive movement. Proper installation of this washer helps maintain consistent door opening and closing resistance, enhancing safety and convenience for operators. It also protects the door check assembly from premature failure due to metal-on-metal contact. Made from durable materials, this washer withstands repeated use and environmental exposure. Keeping this part in good condition is essential for maintaining the integrity of the door mechanism and avoiding costly repairs. Source One Parts Center provides quality replacements to support your vehicle’s longevity and performance.