Left Upper Mirror Arm Plug | Part No. 20425993

Left Upper Mirror Arm Plug | Part No. 20425993

Left Upper Mirror Arm Plug | Part No. 20425993 is a small but essential plastic plug used in the upper section of the left-hand (driver side) mirror arm of Volvo trucks, particularly FH and FM models. This part is used to seal unused holes or spaces that result from uninstalled optional features or mirror extensions.

Its main function is to prevent water, dust, and contaminants from entering the inner components of the mirror assembly. It protects electrical wiring, moving parts, and internal mechanisms from corrosion and damage.

Made from high-quality ABS plastic, the plug is highly resistant to weather, temperature fluctuations, UV rays, and impacts. It can be quickly installed without any special tools.

Features and Applications Left Upper Mirror Arm Plug | Part No. 20425993:

• Part Number: 20425993

• Function: Blanks off unused upper mirror arm slot (left side)

• Material: High-strength ABS plastic

• Installation: Quick snap-fit, no tools required

• Fits: Volvo FH, FM, and similar truck models

• Position: Driver-side upper mirror bracket

• Benefits: Prevents moisture/dust ingress, protects internal mirror systems