2021-2025 Chevy Trailblazer Dr Side Fr Door Interior Upper Molding OEM

This is a Genuine OEM GM Interior Front Left Door Upper Molding, also known as a Window Trim, for the 2021–2025 Chevrolet Trailblazer. It is a direct-fit replacement part sourced straight from the factory, ensuring a precise match to your original equipment.

This is a genuine GM part backed by a factory warranty. It installs on the Driver Side front door in the upper interior molding position. Compatible with 1.2L 3-cylinder and 1.3L 3-cylinder engines across the 4 Door Extended, Level II 4 Door Extended, Level III 4 Door Extended, and Level IV 4 Door Extended submodels for all model years 2021–2025; note that for 2025 the Level V 4 Door Extended trim uses a different part number and is not covered by this listing. This part is black in color and replaces the older superseded part 42731833.

Quick Part Facts

• Condition: New OEM Genuine GM
• Side: Driver Side (Front Left)
• Position: Front Door, Upper Interior Molding / Window Trim
• Color: Black
• Engines: 1.2L 3-Cylinder, 1.3L 3-Cylinder
• Fitment Type: Direct Replacement
• Note: 2025 Level V 4 Door Extended trim is excluded — uses a separate part

Fitment