Find the right part faster
Multiple models matched. Select your model to confirm fit.

Spring-extension
Maintain the efficiency of your Lawn Boy String Trimmer with genuine OEM spring extension parts from Repair Clinic. These replacement parts are engineered to ensure a precise fit, thereby preserving your manufacturer's warranty. Whether your string trimmer's spring extension has worn out or is malfunctioning, our range of Lawn Boy parts guarantees optimal performance. Common issues like a trimmer head that won't spin or a line that won't feed can often be traced back to a faulty spring. Replacing it with an OEM part can solve these problems efficiently. Explore our wide selection of replacement parts to find exactly what you need. For other related needs, consider our Poulan Pro String Trimmer Parts page to expand your repair options. Trust Repair Clinic for all your string trimmer repair parts to keep your equipment running smoothly.
Discover the essential information for replacing Lawn Boy string trimmer spring extensions. Whether you're a homeowner or a professional technician, these FAQs will guide you through common issues and solutions.
To replace the spring extension, first disconnect the spark plug wire for safety. Remove the trimmer head housing, locate the spring, and carefully remove it. Install the new spring extension and reassemble the housing. Ensure all parts are secured before reconnecting the spark plug wire.
Common problems include the trimmer head not spinning or the line not feeding properly. These issues suggest a worn or broken spring extension that requires replacement to restore full functionality.
Visit Repair Clinic for outdoor power equipment parts. They offer genuine OEM parts with a price match guarantee. Order online for quick delivery and take advantage of their 365-day return policy.
For additional Lawn Boy string trimmer parts, consider exploring Stihl string trimmer parts at Repair Clinic.


Optimize the performance of your string trimmer with quality spring extension replacement parts. Finding the right parts online is a breeze with our model number lookup feature, ensuring you receive genuine, compatible components for your repairs. Enjoy the convenience of same-day shipping, ensuring that your equipment is back up and running in no time. Our No-Hassle 365-Day Returns policy and Price Match Guarantee provide peace of mind and value, making it easier than ever to maintain your string trimmer. Common issues like a trimmer head that won't spin could be due to a broken spring extension, so replacing this part is crucial for optimal performance. Visit our String Trimmer Repair Help page for guides and tips. For related parts, check out our selection of String Trimmer Parts to find everything you need for your repair.
When seeking replacement spring extensions for your string trimmer, knowing the model number is essential for a seamless part lookup. The model number is typically located on a label near the engine or handle. Inputting this number on our website allows for quick and accurate identification of the right replacement parts. Easily navigate our online catalog of string trimmer parts, ensuring you get the perfect fit for your equipment. For more general string trimmer parts, visit our page dedicated to string trimmer parts to explore a wide range of options.

At Repair Clinic, we're dedicated to assisting you with all your String Trimmer part needs, including Lawn Boy String Trimmer spring extension replacements. Our customer service team is available seven days a week, offering live chat for quick and reliable support. Easily find the right parts using our model or part number lookup, ensuring you receive genuine OEM parts for your equipment. If your String Trimmer won't start, it could be due to a faulty spark plug or dirty air filter—both of which we can help you replace. Enjoy peace of mind with our no-hassle 365-day returns and price match guarantee. Whether you're a homeowner or a professional technician, let our experts guide you through troubleshooting and ordering your parts online with confidence. Access our DIY repair guides for additional support on common issues like a trimmer head that won't spin, and take advantage of our extensive resources to keep your equipment running smoothly.

Learn the correct way to replace your string trimmer line for optimal performance. Follow these simple steps to ensure smooth trimming and prevent frustrating tangles or breakage.

Is your string trimmer head not spinning? Common causes include a worn drive shaft, faulty clutch, broken trimmer head, or tangled line. Diagnose and fix the issue with these expert tips.

A faulty spark plug can cause engine misfires, hard starts, rough idling, or power loss. Learn how to recognize bad spark plug symptoms and when to replace them for smooth operation.