Description
Product Overview
The Carlson H412 Adjusting Screw Spring is a high‑quality brake adjustment component engineered for durability and precision. Manufactured by Carlson, a trusted name in automotive hardware, this spring is forged from hardened steel to resist corrosion and wear. Measuring 7 x 1.5 x 1.5 inches and weighing just one pound, it fits seamlessly into standard brake assemblies. The H412 model number ensures compatibility with a broad range of vehicles, and its design incorporates a threaded screw that allows fine‑tuned adjustment for optimal brake response.
Usage
Designed for everyday automotive maintenance, the H412 spring is ideal for service shops, fleet operators, and car owners performing brake repairs. Whether you are restoring a classic vehicle or maintaining a modern sedan, this spring provides the necessary tension to keep brake pads properly aligned. Installation requires basic hand tools, and the threaded adjustment feature enables quick calibration without the need for specialized equipment. 
Why Choose Us
Carlson’s reputation for engineering excellence backs every H412 spring. Each unit undergoes rigorous quality testing to meet OEM specifications, guaranteeing a perfect fit and reliable performance. Our commitment to using premium steel ensures the spring maintains its elasticity over thousands of braking cycles, reducing the risk of premature failure. Additionally, the product is backed by a satisfaction guarantee, giving you confidence in your purchase.
Key Features
- Durable hardened steel construction for long‑term wear resistance
- Precision threaded screw for easy, accurate brake adjustment
- Universal fit for most automotive brake systems
- Lightweight design (1 lb) simplifies handling and installation
- OEM‑approved dimensions ensure seamless integration
FAQ
What vehicles are compatible with the H412 spring?
The H412 is compatible with a wide range of passenger cars, light trucks, and SUVs that use standard brake adjusting screw springs. Refer to your vehicle’s service manual for exact fitment.
Can I install the spring myself?
Yes. Installation requires basic hand tools such as a wrench and screwdriver. The threaded design allows you to adjust tension without specialized equipment.
How does the spring improve brake performance?
The spring maintains proper brake shoe clearance, ensuring consistent contact and reducing brake fade. This leads to smoother stopping and extended brake component life.
Is the spring resistant to rust?
Yes. The steel is treated with a corrosion‑resistant coating, making it suitable for use in humid or salty environments.
What is the warranty on the Carlson H412 spring?
All Carlson brake springs come with a one‑year limited warranty covering manufacturing defects.








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