The Kubota M125GX-IV has a hydrostatic transmission, with a top forward speed of 25.5 mph (41 km/h) and reverse speed of 15.5 mph (24.9 km/h). Service details captured: fluid Universal Tractor Transmission Oil.
Kubota M125GX-IV Transmission Specs
| Transmission type | Hydrostatic |
|---|---|
| Forward speed | 25.5 mph (41 km/h) |
| Reverse speed | 15.5 mph (24.9 km/h) |
| Transmission oil / fluid type | Universal Tractor Transmission Oil |
Transmission Comparison Charts
Forward speed comparison
Reverse speed comparison
Kubota M125GX-IV Transmission Notes
| Transmission type note | For the Kubota M125GX-IV, start with the transmission type: Hydrostatic. That tells you whether the tractor is more range/gear focused or easier stop-start driving focused |
|---|---|
| Forward / reverse speed note | Travel speed for the Kubota M125GX-IV is listed as 25.5 mph (41 km/h) forward and 15.5 mph (24.9 km/h) reverse. Forward speed matters for transport; reverse speed matters for loader and yard work |
| Fluid and service note | For service work, the captured transmission fluid type is Universal Tractor Transmission Oil. The oil capacity was not cleanly captured in this row |
| Buyer takeaway | If you are comparing tractors, judge the Kubota M125GX-IV from Hydrostatic and 25.5 mph (41 km/h), not horsepower alone. Transmission setup decides how the tractor actually drives |
| Source summary | type: Hydrostatic; forward speed: 25.5 mph (41 km/h); reverse speed: 15.5 mph (24.9 km/h); fluid: Universal Tractor Transmission Oil |
Kubota M125GX-IV Transmission FAQ
What is the main transmission spec for the Kubota M125GX-IV?
The main captured transmission detail is Hydrostatic. In plain terms, it is better for easy speed control, mowing, loader work and stop-start property jobs.
Are the Kubota M125GX-IV gear counts listed?
This row does not show a clean fixed gear or range count for the Kubota M125GX-IV. On hydrostatic tractors, top speed and control feel may matter more than gear count.
What is the Kubota M125GX-IV forward and reverse speed?
Forward speed is listed as 25.5 mph (41 km/h), while reverse speed is listed as 15.5 mph (24.9 km/h).
What transmission fluid does the Kubota M125GX-IV use?
The captured fluid type for the Kubota M125GX-IV is Universal Tractor Transmission Oil. The exact fill capacity was not cleanly captured in this row.
What should I check before buying a used Kubota M125GX-IV?
Confirm the exact transmission type, test forward and reverse operation, check for fluid leaks, and verify any service history for the transmission or transaxle.
Mistakes do happen. Tractor transmission specs can change by year, market, serial range, transaxle, trim and option package. Please check the operator manual, service manual, build sheet and official kubotausa.com website for official transmission information before servicing or buying parts.

