The Kubota Z231BR has a hydrostatic transmission, with Infinite forward and reverse, a top forward speed of 8.5 mph (13.7 km/h), and reverse speed of 5.5 mph (8.9 km/h). Service details captured: fluid Kubota UDT2.
Transmission typeHydrostatic
Gears / rangesInfinite forward and reverse
Forward speed8.5 mph (13.7 km/h)
Transmission fluidKubota UDT2
Kubota Z231BR Transmission Specs
Transmission type
Hydrostatic
Gears / ranges / speeds
Infinite forward and reverse
Forward speed
8.5 mph (13.7 km/h)
Reverse speed
5.5 mph (8.9 km/h)
Transmission oil / fluid type
Kubota UDT2
Transmission Comparison Charts
Forward speed comparison
This model
8.5 mph
Average
13 mph
Low
5 mph
High
25 mph
Reverse speed comparison
This model
5.5 mph
Average
6 mph
Low
2.5 mph
High
12 mph
Kubota Z231BR Transmission Notes
Transmission type note
For the Kubota Z231BR, start with the transmission type: Hydrostatic. That tells you whether the tractor is more range/gear focused or easier stop-start driving focused
Gears and range note
For the Kubota Z231BR, read Infinite forward and reverse as the range/speed side of the transmission, not automatically as a manual gearbox count
Forward / reverse speed note
Travel speed for the Kubota Z231BR is listed as 8.5 mph (13.7 km/h) forward and 5.5 mph (8.9 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 Kubota UDT2. The oil capacity was not cleanly captured in this row
Buyer takeaway
If you are comparing tractors, judge the Kubota Z231BR from Hydrostatic, Infinite forward and reverse, and 8.5 mph (13.7 km/h), not horsepower alone. Transmission setup decides how the tractor actually drives
The Kubota Z231BR transmission is listed as Hydrostatic. That is the main drivetrain detail to check before comparing gears, ranges or speed.
What are the Kubota Z231BR transmission gears or ranges?
The captured gears/speeds detail for the Kubota Z231BR is Infinite forward and reverse.
Is the Kubota Z231BR transmission speed good?
The captured travel speeds are 8.5 mph (13.7 km/h) forward and 5.5 mph (8.9 km/h) reverse. That is enough to compare it against similar tractors for mowing, transport and yard work.
Is the Kubota Z231BR transmission fluid listed?
Yes, the captured fluid type is Kubota UDT2. Confirm the capacity in the operator manual before servicing.
What should I check before buying a used Kubota Z231BR?
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.
