Description
h2>Product Overview
Designed for Grasshopper’s FrontMount 618 and 700 Series, as well as Gemini 770 and 771 Series transmissions, this 10-micron transmission filter ensures optimal performance by filtering out contaminants that could damage your mower’s drive assembly. Made with precision engineering and manufactured in the USA, this OEM part (Part Number 100850) fits seamlessly into your mower’s system. With a 3/4 inch, 16 threads per inch thread size and compact dimensions of 3.13 x 3.13 x 4 inches, it’s easy to install and maintain. Weighing just 9.6 ounces, it’s lightweight yet durable, built to withstand the demands of regular lawn and yard mowing.
Usage

Perfect for homeowners, landscapers, and turf care professionals who rely on Grasshopper mowers for daily yard maintenance. Ideal for use in residential, commercial, and municipal lawn care settings. This filter is designed for use in mowers with front-mounted transmissions and is compatible with specific Grasshopper models. It’s especially useful for users who want to maintain peak performance and extend the life of their mower’s transmission system.
Why Choose Us
Grasshopper’s genuine OEM parts are engineered for compatibility and performance. This filter is designed to meet the exact specifications of your mower, ensuring a perfect fit and reliable filtration. Manufactured in the USA with attention to environmental responsibility, it reflects Grasshopper’s commitment to quality and sustainability. With a 4.9-star rating from 82 customer reviews, it’s trusted by professionals and DIYers alike. Our customer support team is available to assist with installation or compatibility questions.
Key Features
- Protects transmission from harmful particles and contaminants for extended equipment life
- Engineered for precise fit with Grasshopper’s FrontMount 618/700 and Gemini 770/771 series
- 10-micron filtration ensures superior performance and cleaner oil circulation
- Lightweight and compact design for easy installation and storage
- Backed by Grasshopper’s customer support and genuine OEM quality assurance
FAQ
What mowers is this filter compatible with?
Grasshopper’s genuine OEM parts are engineered for compatibility and performance. This filter is designed to meet the exact specifications of your mower, ensuring a perfect fit and reliable filtration. Manufactured in the USA with attention to environmental responsibility, it reflects Grasshopper’s commitment to quality and sustainability. With a 4.9-star rating from 82 customer reviews, it’s trusted by professionals and DIYers alike. Our customer support team is available to assist with installation or compatibility questions.
Key Features
- Protects transmission from harmful particles and contaminants for extended equipment life
- Engineered for precise fit with Grasshopper’s FrontMount 618/700 and Gemini 770/771 series
- 10-micron filtration ensures superior performance and cleaner oil circulation
- Lightweight and compact design for easy installation and storage
- Backed by Grasshopper’s customer support and genuine OEM quality assurance
FAQ
What mowers is this filter compatible with?
- Protects transmission from harmful particles and contaminants for extended equipment life
- Engineered for precise fit with Grasshopper’s FrontMount 618/700 and Gemini 770/771 series
- 10-micron filtration ensures superior performance and cleaner oil circulation
- Lightweight and compact design for easy installation and storage
- Backed by Grasshopper’s customer support and genuine OEM quality assurance
FAQ
What mowers is this filter compatible with?
What mowers is this filter compatible with?
This filter is designed for Grasshopper’s FrontMount 618 and 700 Series, as well as Gemini 770 and 771 Series transmissions. Always verify compatibility with your specific model before purchasing.
Is this a genuine Grasshopper part?
Yes, this is an OEM part manufactured by Grasshopper with the part number 100850. It meets the exact specifications for your mower’s transmission system.
How do I install this filter?
Installation is straightforward: remove the old filter, clean the mounting surface, and install the new filter using the 3/4 inch, 16 threads per inch thread size. Refer to your mower’s manual for detailed instructions.
What is the filtration rating?
This is a 10-micron nominal filtration filter, designed to capture fine particles and contaminants that could damage your mower’s transmission.
Is this filter durable for long-term use?
Yes, it’s built with durable materials and engineered for long-term performance. With proper maintenance, it will provide reliable filtration for many mowing seasons.




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