The Kubota BX1870 has a hydrostatic transmission, with Infinite forward and reverse, a top forward speed of 12.5 mph (20.1 km/h), and reverse speed of 12.5 mph (20.1 km/h). Service details captured: fluid Kubota Super UDT2 and oil capacity 12.4 qt (11.7 L).
Transmission typeHydrostatic
Gears / rangesInfinite forward and reverse
Forward speed12.5 mph (20.1 km/h)
Transmission fluidKubota Super UDT2
Kubota BX1870 Transmission Specs
Transmission type
Hydrostatic
Gears / ranges / speeds
Infinite forward and reverse
Forward speed
12.5 mph (20.1 km/h)
Reverse speed
12.5 mph (20.1 km/h)
Transmission oil / fluid type
Kubota Super UDT2
Transmission oil capacity
12.4 qt (11.7 L)
Transmission Comparison Charts
Forward speed comparison
This model
12.5 mph
Average
13 mph
Low
5 mph
High
25 mph
Reverse speed comparison
This model
12.5 mph
Average
6 mph
Low
2.5 mph
High
12 mph
Transmission oil capacity comparison
This model
12.4 qt
Average
28 qt
Low
4 qt
High
70 qt
Kubota BX1870 Transmission Notes
Transmission type note
The transmission type is the headline spec here. On the Kubota BX1870, the clean captured type is Hydrostatic
Gears and range note
The captured gears/ranges detail for the Kubota BX1870 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 12.5 mph (20.1 km/h) forward and 12.5 mph (20.1 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 12.4 qt (11.7 L). Confirm both in the manual before changing fluid
Buyer takeaway
If you are comparing tractors, judge the Kubota BX1870 from Hydrostatic, Infinite forward and reverse, and 12.5 mph (20.1 km/h), not horsepower alone. Transmission setup decides how the tractor actually drives
What is the main transmission spec for the Kubota BX1870?
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 BX1870 have?
The Kubota BX1870 gears/ranges line is listed as Infinite forward and reverse. Hydrostatic rows may describe ranges instead of fixed manual gears.
What is the Kubota BX1870 forward and reverse speed?
Forward speed is listed as 12.5 mph (20.1 km/h), while reverse speed is listed as 12.5 mph (20.1 km/h).
How much transmission oil does the Kubota BX1870 take?
The listed transmission oil capacity is 12.4 qt (11.7 L), and the captured fluid type is Kubota Super UDT2.
What should I check before buying a used Kubota BX1870?
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.
