






🛠️ Keep your mower running like a pro—because your lawn deserves the best!
The Grasshopper Mower Gemini Series Transmission Filter (OEM 100850) is a 10-micron drive assembly oil filter designed specifically for Grasshopper FrontMount 618 and 700 Series mowers with Gemini 770 & 771 transmissions. Engineered in the USA, it ensures superior filtration to protect your mower’s transmission from contaminants, extending service life with recommended change intervals of 500 to 1000 hours. This genuine OEM replacement part guarantees a perfect fit and optimal performance, making it the trusted choice for professional-grade lawn maintenance.


| ASIN | B00V731ZJY |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #128,664 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #55 in Lawn Mower Transmission Filters |
| Brand | Grasshopper |
| Customer Reviews | 4.9 4.9 out of 5 stars (83) |
| Date First Available | March 24, 2015 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 9.6 ounces |
| Item dimensions L x W x H | 3.13 x 3.13 x 4 inches |
| Manufacturer | Grasshopper |
| Manufacturer Part Number | 100850 |
| Material | Grasshopper |
| Number of Items | 1 |
| Product Dimensions | 3.13 x 3.13 x 4 inches |
| Thread Size | 3/4 inch, 16 threads per inch |
| UPC | 810053500064 |
| Vehicle Service Type | Lawn Mower |
J**E
For grasshopper lawnmower
Great product. Highly recommend
R**Y
It's just like buying it from grasshopper.
Just what I was looking for.
D**E
Just like original
Grasshopper mower
T**T
Price
Good price for a factory replacement
R**K
It’s authentic Grasshopper
Haven’t installed yet but shouldn’t be any issues.
T**R
Will recommend buying from this supplier
The product was exactly as described and it arrived in just a couple of days after ordering it .
Trustpilot
1 month ago
1 day ago