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

Gearbox lcbc

Gearbox asm short sh

Gearbox assembly
When it comes to maintaining your Troy-Bilt string trimmer, ensuring a perfect fit with genuine OEM parts is crucial. At Repair Clinic, we provide top-tier Troy-Bilt string trimmer gearbox parts designed to preserve your manufacturer's warranty and deliver optimal performance. Our selection of replacement string trimmer parts ensures that you receive parts with precise compatibility for your specific model, promoting efficiency and longevity. Common issues like a faulty gearbox can lead to problems such as the trimmer head not spinning. Our genuine Troy-Bilt gearbox replacements solve these issues, helping you achieve a seamless repair. Browse our extensive inventory to order replacement parts and keep your equipment running smoothly. For other Troy-Bilt string trimmer components, explore our Troy-Bilt String Trimmer Parts page to find everything you need for your repair projects.
Finding the right Troy-Bilt string trimmer gearbox replacement parts is crucial for a smooth repair experience. Here are some common questions answered to help you.
First, ensure the trimmer is off and unplugged. Remove the trimmer head and shaft assembly. Unscrew the gearbox from the shaft, then replace it with the new gearbox, securing it tightly. Reattach the trimmer head and shaft.
If you notice unusual noise, vibration, or the trimmer head not spinning properly, the gearbox may be faulty. Inspect for visible damage and consider replacing if issues persist.
Visit Repair Clinic for a wide selection of genuine Troy-Bilt string trimmer parts. Enjoy same-day shipping and a 365-day return policy for a convenient shopping experience.
Repair Clinic offers a comprehensive selection of outdoor power equipment parts, including Troy-Bilt string trimmer parts. With our price match guarantee, you'll never overpay. Check out more Troy-Bilt string trimmer parts for all your repair needs.


Get your Troy-Bilt string trimmer back in action with genuine gearbox replacements available online. Essential for maintaining the efficiency of your weed eater, our OEM gearbox parts ensure seamless operation and longevity. Easily locate your correct part using our model number lookup. Enjoy the convenience of same-day shipping and a No-Hassle 365-Day Returns policy. We also offer a Price Match Guarantee, ensuring you receive the best deal on your Troy-Bilt gearbox replacement. Common issues like the trimmer head not spinning may be resolved by replacing a worn gearbox. Trust in our quality parts for hassle-free repairs and improved performance.
Troy-Bilt String Trimmer PartsFor more repair assistance, visit our String Trimmer Repair Help page, where you'll find troubleshooting tips and repair guides.
Finding your string trimmer's model number is essential for ordering the correct gearbox replacement. Typically, the model number is found on a label attached to the trimmer's motor housing or handle. It's a combination of letters and numbers that uniquely identifies your tool. Once located, you can easily search for Troy-Bilt replacement parts online, ensuring a perfect fit and efficient repair. Whether you're a homeowner or a technician, using the model number will streamline your search for the exact gearbox needed for your string trimmer, saving time and hassle.
For other string trimmer parts, visit our Troy-Bilt String Trimmer Parts page for a wide selection and easy ordering.

When you need Troy-Bilt String Trimmer gearbox replacement parts, our customer service team is here to help seven days a week. Easily find the right part by using our model/part number lookup, ensuring you get genuine OEM parts. If your String Trimmer won't start, it might be due to a faulty spark plug or a clogged carburetor. Our live chat support can guide you through replacing the spark plug or cleaning the carburetor. For issues like the trimmer head not spinning, it could be a broken clutch or drive shaft. Replace these with confidence using our expert advice. Enjoy our hassle-free 365-day returns and price match guarantee to ensure you're getting the best deal. Whether you're a homeowner or a professional technician, rely on our DIY-friendly resources to keep your equipment running smoothly. Trust Repair Clinic to provide the parts and support you need to tackle any repair challenge.

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.