Description
Product Overview
ACDelco’s 18H2122 brake adjusting screw spring is engineered to meet the exacting standards of modern automotive brake systems. Constructed from high‑grade steel, the spring offers exceptional tensile strength, resisting fatigue and corrosion even in harsh environments. Its compact dimensions—3 inches wide, 7 inches long, and 2 inches high—fit seamlessly into a variety of brake assemblies, from passenger cars to light trucks. The part carries the original equipment manufacturer (OEM) number 19382988, guaranteeing a direct fit without the need for modifications. Designed for easy handling, the spring weighs just 1.12 ounces, making it simple to install without special tools. The precision‑machined threads ensure a secure connection, while the spring’s calibrated tension restores the brake’s original adjustment, delivering consistent performance over the vehicle’s lifespan.
![[Product front view showing all components]](https://www.radiantgo.store/wp-content/uploads/2026/06/2201170230304dd9a99cfa7822fa48a2.jpg)
Usage
When a vehicle’s brake system begins to exhibit uneven wear, reduced stopping distance, or a soft pedal feel, the brake adjusting screw spring is often the first component to inspect. This part is ideal for both professional mechanics and DIY enthusiasts who need a reliable replacement that restores factory specifications. Install the spring by first removing the old component, cleaning the mounting area, and then seating the new spring into the adjusting screw housing. The lightweight design reduces handling fatigue, and the steel construction ensures the spring maintains its tension under repeated braking cycles. Suitable for a wide range of makes and models, the 18H2122 fits seamlessly into brake calipers, drum brakes, and other adjustment mechanisms, making it a versatile solution for routine maintenance or emergency repairs.
Why Choose Us
Choosing ACDelco means selecting a brand with a legacy of automotive excellence and a commitment to quality. Each brake adjusting screw spring undergoes rigorous testing, including tensile strength verification, corrosion resistance assessment, and dimensional accuracy checks, ensuring that every unit meets or exceeds OEM performance criteria. The spring is manufactured in the United States, adhering to strict quality control standards that minimize defects and guarantee consistency across production batches. In addition to the superior material and engineering, ACDelco provides comprehensive customer support, offering technical assistance, warranty coverage, and a responsive service team ready to address any installation questions. This combination of durability, precision, and after‑sales service makes the 18H2122 spring a trusted choice for maintaining brake safety and performance.
Key Features
- High‑grade steel construction delivers long‑lasting strength and resistance to wear.
- Exact OEM fit (part number 19382988) eliminates the need for modifications or adapters.
- Compact size and lightweight design simplify handling and installation for any technician.
- Calibrated tension restores precise brake adjustment, improving safety and vehicle control.
- U.S. manufacturing backed by ACDelco’s dedicated customer support and warranty program.
FAQ
What vehicles are compatible with the 18H2122 spring?
The 18H2122 brake adjusting screw spring is compatible with a broad range of passenger cars, light trucks, and SUVs that use standard brake adjusting mechanisms. Because it matches the OEM part number 19382988, it fits any vehicle originally equipped with that component. Consult the vehicle’s service manual or ACDelco’s fit guide to confirm compatibility for specific makes and models.
Can I install the spring myself, or do I need a professional?
Installation of the brake adjusting screw spring is straightforward and can be performed by experienced DIYers with basic hand tools. The process involves removing the old spring, cleaning the mounting area, and seating the new spring into the adjusting screw housing. However, if you are unfamiliar with brake system components or lack the necessary tools, it is advisable to seek assistance from a qualified mechanic to ensure safety and proper function.
How does the spring improve brake performance?
The spring maintains the correct tension on the brake adjustment screw, which keeps the brake pads or shoes positioned at the optimal distance from the rotating drum or disc. This precise positioning prevents premature wear, reduces brake fade, and provides a consistent pedal feel. By restoring the original adjustment, the spring helps achieve reliable stopping distances and smoother brake operation.
Is the spring resistant to corrosion?
Yes, the spring is fabricated from high‑grade steel that has been treated to resist rust and corrosion. This treatment extends the component’s service life, especially in environments with high humidity, road salt, or frequent exposure to moisture. Proper installation and regular brake system maintenance further enhance its durability.
What warranty does ACDelco offer on this part?
ACDelco provides a limited warranty on the brake adjusting screw spring that covers defects in material and workmanship for a specified period after purchase. The exact terms vary by region and retailer, but the warranty typically includes replacement or refund if the part fails under normal use. For detailed warranty information, contact ACDelco customer service or refer to the warranty documentation included with the product.




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