Dorman 42187 Headlight Adjusting Screw

Headlight Adjusting Screw for OE-Style Alignment

Dorman 42187 is a specific-fit headlight adjusting screw for sealed beam headlight systems. It is built from plastic and engineered to match the fit and function of the original part on listed vehicles, helping restore accurate headlight aim on Chrysler, Dodge, and Plymouth applications.

Use Dorman 42187 when you need a direct replacement for worn, stripped, or missing headlight adjusters on classic and late-model Chrysler, Dodge, and Plymouth vehicles. This part number 42187 is designed for sealed beam headlight assemblies and uses a screw attachment method for adjustment.

Key Features

• Specific-fit headlight adjusting screw for listed vehicles
• Designed for sealed beam headlight systems
• Plastic construction for OE-style fit and function
• Adjustable design for headlight aiming
• Direct replacement reference: 3574085

Detailed Description

Dorman 42187 is a headlight adjusting screw made to match the original hardware used on a wide range of Chrysler, Dodge, and Plymouth models from 1969 through 1993. It is intended for sealed beam headlight assemblies and provides the adjustment needed to set beam height and alignment correctly. This part number 42187 is a practical replacement when the original adjuster is damaged, no longer holds position, or has deteriorated over time.

Compatible With 1969-1993 Chrysler New Yorker, N/A; 1969-1993 Chrysler Town & Country, N/A; 1981-1993 Chrysler Imperial, N/A; 1988-1993 Chrysler Dynasty, N/A; 1978-1992 Chrysler LeBaron, N/A; 1984-1991 Dodge Daytona, N/A; 1987-1991 Dodge Caravan, N/A; 1987-1991 Dodge Dakota, N/A; 1988-1991 Dodge Grand Caravan, N/A; 1988-1991 Plymouth Grand Voyager, N/A; 1987-1991 Plymouth Voyager, N/A.

What It Helps Fix

• Headlights that will not stay properly aimed
• Stripped or broken headlight adjuster hardware
• Uneven low-beam or high-beam alignment
• Failed sealed beam headlight adjustment points
• Restoration work on Chrysler, Dodge, and Plymouth lighting systems

Installation Notes and Tips

Install this screw in the original headlight adjusting location on the specified sealed beam assembly. Verify the headlight housing, adjuster points, and surrounding hardware are in good condition before final aiming. Because installation hardware is not included, reuse or source any additional mounting pieces required by the vehicle.

For fitment verification, compare the vehicle year, make, model, and headlight style before ordering. This part is commonly searched as a headlight adjusting screw for Chrysler Imperial, Dodge Dakota, and Plymouth Voyager applications, and it is also referenced by part number 42187.

Quality Assurance

Dorman designs this replacement part to match original fit and function on the listed vehicles. The part is built from quality materials for reliable performance in headlight adjustment service.