Description
Product Overview
The Dorman 42122 headlight adjusting screw is engineered to match the exact fit and function of the original equipment part. Constructed from high‑quality machined metal, it delivers precise adjustment and long‑lasting durability. Dimensions are 5.5 x 1.75 x 2 inches, weighing just 1.41 ounces, making it easy to handle and install.
![[Product front view showing all components]](https://www.singandsong.store/wp-content/uploads/2026/05/4437c6c7116c49508e52be771317a905.jpg)
Usage
Ideal for automotive technicians and DIY enthusiasts, this screw restores proper headlight alignment on a wide range of vehicle makes and models. It is perfect for replacing a worn or broken screw, ensuring safe night driving and compliance with lighting regulations.
Why Choose Us
Dorman brings over a century of automotive expertise, guaranteeing that each part meets strict quality standards. Our screws are backed by a knowledgeable U.S. support team, offering confidence and peace of mind with every purchase.
Key Features
- Direct factory replacement ensures perfect fit without modifications
- Machined metal construction provides superior strength and corrosion resistance
- Easy installation saves time for professionals and DIY users alike
- Long‑lasting performance reduces the need for frequent replacements
- Supported by Dorman’s U.S. experts for reliable after‑sales assistance
FAQ
Does this screw fit my vehicle?
Enter your vehicle’s make, model, and trim into the garage tool on our site to confirm exact compatibility.
What is the material of the screw?
The screw is made from precision‑machined metal, offering high durability and resistance to wear.
Is installation difficult?
No, the screw is designed for straightforward replacement using standard tools, suitable for both professionals and DIY owners.
Can I return the part if it doesn’t fit?
Yes, Dorman offers a hassle‑free return policy within the specified return window.
What OEM numbers does this replace?
It replaces OEM part numbers 1235816, 1493541, and 4006204.



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