6ft Rotary Cutter, Heavy duty Gearbox, Slip Clutch PTO shaft - FIMIC Implement LLC

Gearbox & Repair Kits

Variety Gear Box Solutions for Agricultural Implements

With over 1 decade of hands-on experience in the agricultural equipment industry, we understand that a dependable gearbox is the heart of any power-driven implement. At FIMIC Implement, we don’t just sell parts - we offer lasting solutions that keep your equipment running smoothly in even the toughest working conditions.

Our gearbox collection is specifically curated for farmers, landowners, and implement dealers who demand durability, precision, and performance. Whether you're operating a rotary cutter, tiller, or post-hole digger, each compatible gearbox we offer is engineered to meet or equal to OEM standards. 

Every model is inspected for shaft integrity, housing durability, and gear alignment, and is compatible with popular tractor and implement brands, such as John Deere, Howse, Bush Hog, Omni, or others. We’re happy to help you find the right match.

When a gearbox fails, downtime costs money. That’s why FIMIC Implement stands behind every unit with reliable customer support and proven replacement options. Whether you're repairing a well-worn implement or building a new setup from the ground up, we’ll ensure you have the right gearbox every time.

Gearbox Frequently Asked Questions (FAQs)

We offer a wide range of high-quality gearboxes for rotary cutters or bush hogs (not the brand) and rotary tillers. Our collection includes replacements for RTI-50 rotary tiller top gearboxes, 40HP Omni-style rotary cutter gearboxes,  65HP Frontier rotary cutter gearboxes, HOWSE brand gearboxes, and John Deere MX series gearboxes, among others.

Choosing the right gearbox depends on factors like horsepower requirements, gear ratio, mounting bolt pattern, input/output shaft splines, and application type. If you’re unsure, our team can assist you in selecting the best gearbox for your specific machinery.

Our gearboxes are designed to be compatible with various agricultural and industrial equipment brands. However, we recommend checking the specifications of each product or contacting our support team to ensure compatibility with your machinery.

Yes! If you need a custom gearbox for a unique application, we can provide tailored solutions based on your specific requirements. Contact us with your specifications, and we’ll help design a gearbox that meets your needs.

Regular maintenance is essential for extending the lifespan of your gearbox. We recommend periodic lubrication, checking for wear and tear, ensuring proper alignment, and replacing seals or bearings as needed. Always follow the maintenance guidelines provided in the product manual.

Yes, all our gearboxes come with a one-year warranty that covers defects in materials and workmanship. The warranty period varies by product, so please check the product details or contact us for specific warranty information.

Shipping times depend on the availability of the gearbox and your location. Typically, standard orders are processed within 1-3 business days, and delivery times vary based on shipping method and destination. For urgent orders, expedited shipping options may be available with additional costs applied.