Dorman 42201 Headlight Adjusting Spring

Headlight Adjusting Spring for OE-Style Aiming

Dorman 42201 is a specific-fit headlight adjusting spring built to match original equipment performance on selected vehicles. It provides the tension needed against the headlight adjusting screw during headlight aiming or replacement, helping restore proper lamp alignment on Ford E-150, E-250, and E-350 Super Duty models with single headlamps.

Key Features

• OE-style replacement headlight adjusting spring for sealed beam headlamps
• Built from steel for durable, long-term service
• Specific fit for left or right side applications
• Overall length: 2.08 in.; spring length: 0.858 in.
• Designed for vehicles with single headlamps
• Dorman 42201 for direct replacement use on select Ford trucks and vans

Detailed Description

This Dorman headlight adjusting spring is engineered to replace a factory spring that is fatigued, missing, or damaged from collision impact. It helps maintain the correct tension at the adjusting screw so the headlamp can be aimed accurately after service. The steel construction and precise dimensions support reliable fitment on compatible Ford E-150, E-250, and E-350 Super Duty applications, including 2008-2014 Ford E-150, 2008-2014 Ford E-250, and 2008-2019 Ford E-350 Super Duty with single headlamps. Dorman 42201 also cross-references 8C2Z13031A and 23849 for the same application.

What It Helps Fix

• Loose or weak headlight aiming tension
• Missing or broken factory adjusting spring
• Headlamp alignment issues after front-end repair
• Improper beam aim caused by worn hardware
• Replacement needs on sealed beam headlight assemblies

Installation Notes and Tips

Verify sealed beam headlamp style and single-headlamp configuration before installation. This spring is positioned left or right, depending on the vehicle setup, and should be matched to the original hardware layout. Inspect the adjusting screw, mounting points, and surrounding headlamp components for wear or collision damage before aiming the lamps.

Quality Assurance

Manufactured to precise specifications from durable steel for consistent performance and long service life. Dorman 42201 is built as a direct OE-style replacement for selected Ford applications.