The Kubota M5640SU has a hydrostatic transmission, with a top forward speed of 18.5 mph (29.8 km/h) and reverse speed of 12.4 mph (20 km/h). Service details captured: fluid Kubota Super UDT2 and oil capacity 42.4 qt (40.1 L).
Transmission typeHydrostatic
Forward speed18.5 mph (29.8 km/h)
Transmission fluidKubota Super UDT2
Kubota M5640SU Transmission Specs
Transmission type
Hydrostatic
Forward speed
18.5 mph (29.8 km/h)
Reverse speed
12.4 mph (20 km/h)
Transmission oil / fluid type
Kubota Super UDT2
Transmission oil capacity
42.4 qt (40.1 L)
Transmission Comparison Charts
Forward speed comparison
This model
18.5 mph
Average
13 mph
Low
5 mph
High
25 mph
Reverse speed comparison
This model
12.4 mph
Average
6 mph
Low
2.5 mph
High
12 mph
Transmission oil capacity comparison
This model
42.4 qt
Average
28 qt
Low
4 qt
High
70 qt
Kubota M5640SU Transmission Notes
Transmission type note
For the Kubota M5640SU, 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
The useful speed numbers are 18.5 mph (29.8 km/h) forward and 12.4 mph (20 km/h) reverse. That gives a better driving comparison than transmission type alone
Fluid and service note
For service work, the captured transmission fluid is Kubota Super UDT2 and the listed capacity is 42.4 qt (40.1 L). Confirm both in the manual before changing fluid
Buyer takeaway
If you are comparing tractors, judge the Kubota M5640SU from Hydrostatic and 18.5 mph (29.8 km/h), not horsepower alone. Transmission setup decides how the tractor actually drives
The clean captured transmission type for the Kubota M5640SU is Hydrostatic. Use that as the first answer, then check gears/ranges and travel speed.
Are the Kubota M5640SU gear counts listed?
This row does not show a clean fixed gear or range count for the Kubota M5640SU. On hydrostatic tractors, top speed and control feel may matter more than gear count.
How fast does the Kubota M5640SU go?
The Kubota M5640SU is listed at 18.5 mph (29.8 km/h) forward and 12.4 mph (20 km/h) reverse.
What transmission fluid does the Kubota M5640SU use?
The captured fluid spec is Kubota Super UDT2, with transmission oil capacity listed as 42.4 qt (40.1 L). Confirm the exact fluid in the manual before servicing.
What should I check before buying a used Kubota M5640SU?
Confirm the exact transmission type, test forward and reverse operation, check for fluid leaks, and verify any service history for the transmission or transaxle.
Official information note
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.
