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Garage Door Extension Springs (Pair)

Regular price $90.00

How Much Does A Garage Door Extension Spring Cost 

 

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Garage doors are an integral part of our homes, providing security and convenience. With the harsh winters in Boston, Milton Ma,  Weymouth Ma and the surrounding area your garage door takes a beating.  While most homeowners understand the importance of a well-functioning garage door, the components that make it work are often overlooked. Garage door extension springs are one such component, playing a crucial role in ensuring your garage door operates smoothly and safely. In this article, we will delve into the importance of garage door extension springs and how they contribute to the functionality of your garage door.

What Are Garage Door Extension Springs?

Garage door extension springs are tightly wound coils that are installed on either side of the garage door. These springs work alongside the garage door opener to facilitate the opening and closing of the door. When the door is in the closed position, the extension springs store energy. As the door is opened, the stored energy is released, helping to lift the door. When closing, the springs' tension counterbalances the weight of the door, allowing for a controlled descent.

Importance of Garage Door Extension Springs

  1. Balancing the Door:

One of the primary functions of garage door extension springs is to balance the door's weight. This balance is essential for safe and smooth operation. When properly adjusted, these springs help prevent the door from falling too quickly, which can be dangerous and cause damage to the door or injury to people or pets.

  1. Reducing Strain on the Opener:

Extension springs work in conjunction with your garage door opener. By providing support, these springs reduce the strain on the opener motor. This, in turn, extends the lifespan of your garage door opener, saving you money on repairs or replacements.

  1. Ensuring Smooth Operation:

Properly functioning extension springs are crucial for the smooth operation of your garage door. They allow the door to open and close without jerking or straining, which not only prolongs the life of your door but also ensures a quieter and more efficient operation.

  1. Safety and Injury Prevention:

Extension springs play a pivotal role in garage door safety. When these springs are well-maintained and properly adjusted, they reduce the risk of the door crashing down, preventing potential injuries to anyone in the vicinity. Regular maintenance and inspection of these springs are essential to ensure they are in good working condition.

Maintenance and Care

To maintain the safety and functionality of your garage door extension springs, follow these guidelines:

  1. Regular Inspection: Periodically inspect the springs for signs of wear and tear, such as rust, damage, or elongation. If you notice any issues, it's essential to address them promptly.

  2. Professional Maintenance: It's recommended to have a professional technician perform maintenance and adjustments to the extension springs. They have the expertise and tools to ensure proper tension and alignment.

  3. Lubrication: Apply a silicone-based lubricant to the springs to reduce friction and extend their lifespan. Be cautious not to over-lubricate, as excess lubrication can attract dirt and debris.


Garage door extension springs are often underappreciated, but their role in the functionality and safety of your garage door cannot be overstated. By balancing the door, reducing strain on the opener, ensuring smooth operation, and preventing potential injuries, these springs are essential components of your garage door system. Regular inspection and maintenance are critical to keeping your garage door extension springs in excellent condition, ensuring the long-term reliability of your garage door. Prioritizing the care of these springs will not only enhance the performance of your garage door but also contribute to the safety of your home and family.

 How to Replace Garage Door Extension Springs 

A garage door extension spring plays a pivotal role in ensuring the smooth and safe operation of your garage door. Over time, these springs may wear out or break, causing inconvenience and potential safety hazards. Repairing a garage door extension spring is a task that many homeowners can tackle with the right tools, knowledge, and precautions. In this comprehensive guide, we will discuss the steps involved in repairing a garage door extension spring, offering you valuable insights into how to maintain your garage door in top-notch condition.

Understanding Garage Door Extension Springs

Before delving into the repair process, it's crucial to have a basic understanding of garage door extension springs. These springs are typically installed on both sides of the garage door and are responsible for counterbalancing the weight of the door. When the door is closed, extension springs store energy, and when opened, this energy is released to help lift the door.

Why Repairing Extension Springs Is Important

  1. Safety: A malfunctioning extension spring can lead to an imbalanced garage door, increasing the risk of accidents or injuries. Prompt repair ensures the safety of your family and property.

  2. Cost-Efficiency: Repairing an extension spring is often more cost-effective than replacing the entire spring assembly or the garage door itself.

  3. Convenience: A smoothly operating garage door enhances convenience and saves time. Repairing extension springs restores the door's functionality.

Steps to Repair a Garage Door Extension Spring

  1. Gather Necessary Tools and Materials:

Before starting the repair, ensure you have the following tools and materials:

  • Safety goggles
  • Leather gloves
  • Winding bars
  • C-clamps
  • A ladder
  • A wrench
  • A replacement extension spring (if needed)
  • A tape measure
  1. Release Tension:

Start by opening the garage door completely. To release tension from the extension spring, use winding bars to carefully loosen the set screws. This step is critical to prevent accidents during the repair process.

  1. Remove the Broken Spring:

Use a wrench to remove the safety cables connected to the spring. Then, detach the spring from the pulley system. Be cautious, as a broken spring may suddenly release tension.

  1. Measure and Replace:

Measure the length of the broken spring to ensure you purchase a replacement of the correct size. Once you have the new spring, install it by reversing the removal process.

  1. Reapply Tension:

Reattach the safety cables to the new extension spring, and then use the winding bars to reapply tension. Be sure to follow the manufacturer's guidelines for the appropriate number of turns to achieve the correct tension.

  1. Test and Inspect:

After completing the repair, it's essential to test the garage door to ensure it operates smoothly and without any jerking. Perform a visual inspection to verify that all components are securely attached and functioning as they should.


Repairing a garage door extension spring is a task that can be undertaken by many homeowners. However, safety should always be the top priority. If you're not comfortable with the process or if you encounter any complications during the repair, it's advisable to seek the assistance of a professional technician.

Maintaining your garage door extension springs in good working condition is vital for the safety and convenience of your household. Regular inspections and timely repairs will extend the lifespan of your garage door system, ensuring it functions flawlessly for years to come.

Remember to contact Lynoka Garage Door Services if you have concerns or issues with your garage door extension springs, as they have the knowledge and experience to address any problems and ensure your garage door operates flawlessly.