The Kubota L3970 has a hydrostatic transmission, with Infinite forward and reverse, a top forward speed of 25.5 mph (41 km/h), and reverse speed of 17.5 mph (28.2 km/h). Service details captured: fluid Kubota Super UDT2 and oil capacity 45.6 qt (43.2 L).
Transmission typeHydrostatic
Gears / rangesInfinite forward and reverse
Forward speed25.5 mph (41 km/h)
Transmission fluidKubota Super UDT2
Kubota L3970 Transmission Specs
Transmission type
Hydrostatic
Gears / ranges / speeds
Infinite forward and reverse
Forward speed
25.5 mph (41 km/h)
Reverse speed
17.5 mph (28.2 km/h)
Transmission oil / fluid type
Kubota Super UDT2
Transmission oil capacity
45.6 qt (43.2 L)
Transmission Comparison Charts
Forward speed comparison
This model
25.5 mph
Average
13 mph
Low
5 mph
High
25 mph
Reverse speed comparison
This model
17.5 mph
Average
6 mph
Low
2.5 mph
High
12 mph
Transmission oil capacity comparison
This model
45.6 qt
Average
28 qt
Low
4 qt
High
70 qt
Kubota L3970 Transmission Notes
Transmission type note
The key drivetrain answer for the Kubota L3970 is Hydrostatic. That matters first because transmission type changes how the tractor feels more than a small horsepower difference
Gears and range note
The captured gears/ranges detail for the Kubota L3970 is Infinite forward and reverse. Hydrostatic setups usually matter more for control feel than fixed gear count
Forward / reverse speed note
The useful speed numbers are 25.5 mph (41 km/h) forward and 17.5 mph (28.2 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 45.6 qt (43.2 L). Confirm both in the manual before changing fluid
Buyer takeaway
If you are comparing tractors, judge the Kubota L3970 from Hydrostatic, Infinite forward and reverse, and 25.5 mph (41 km/h), not horsepower alone. Transmission setup decides how the tractor actually drives
What is the main transmission spec for the Kubota L3970?
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.
How many gears or speeds does the Kubota L3970 have?
The Kubota L3970 gears/ranges line is listed as Infinite forward and reverse. Hydrostatic rows may describe ranges instead of fixed manual gears.
What is the Kubota L3970 forward and reverse speed?
Forward speed is listed as 25.5 mph (41 km/h), while reverse speed is listed as 17.5 mph (28.2 km/h).
What transmission fluid does the Kubota L3970 use?
The captured fluid spec is Kubota Super UDT2, with transmission oil capacity listed as 45.6 qt (43.2 L). Confirm the exact fluid in the manual before servicing.
What should I check before buying a used Kubota L3970?
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.
