Stens 120-320 Hydrostatic Transmission Filter – Fits Exmark & Toro Zero Turn Mowers
Keep your commercial zero-turn mower’s hydrostatic transmission properly maintained with the Stens 120-320 Transmission Filter. This aftermarket replacement filter is designed for select Exmark and Toro zero-turn mowers and replaces OEM part numbers Exmark 116-0164 and Toro 117-0390.
Designed to filter contaminants from hydrostatic transmission fluid, this filter helps protect transmission components and supports reliable mower operation.
Replaces OEM Part Numbers
- Exmark: 116-0164
- Toro: 117-0390
Compatible Exmark Mowers
- Lazer Z S-Series – 48” and 60” decks
- Lazer Z E-Series – 60” decks
- Lazer Z X-Series – 60” and 72” decks
- Quest – 52” decks
Compatible Toro Mowers
Toro Commercial Z Master G3 Models:
- 74901
- 74926
- 74937
- 74943CP
- 74951
- 74956
- 74956CP
- 74977
Product Specifications
- Brand: Stens
- Part Number: 120-320
- Product Type: Hydrostatic Transmission Filter
- Filtration Rating: 20 Micron
- Overall Height: 4-1/2”
- Outside Diameter: 2-1/2”
- Condition: New
- Quantity: 1 Filter
- Application: Select Exmark and Toro Hydrostatic Drive Systems
Why Choose Stens 120-320?
- Direct aftermarket replacement for specified Exmark and Toro OEM filter numbers
- Helps remove contaminants from hydrostatic transmission fluid
- Suitable for routine hydrostatic transmission maintenance
- Designed for compatible commercial zero-turn mower applications
Important Fitment Information
Please verify your mower’s model, serial number, and original filter part number before ordering. Compatibility may vary by production year and transmission configuration.
County Equipment Company LLC offers replacement mower parts and equipment maintenance supplies to customers nationwide.
Order your Stens 120-320 Transmission Filter today!