Kubota BX1870 Workshop Manual

TRANSAXLE
BX1870,BX2370,BX2670,LA203A,LA243A,RCK48(P),RCK54(P),RCK60B,RCK60D,RCK54D, WSM
2-M19
4. OTHERS
[1] HYDRAULIC PUMP DRIVE GEAR SECTION
The hydraulic pump (7) is mounted to the transmission case (10) and driven by the hydraulic pump drive gear (5).
The spline boss (2) mounted on the HST pump shaft drives the hydraulic pump drive gear (5) mounted on the
hydraulic pump drive gear shaft (4) through the idle gear (3).
9Y1210855TXM0021US0
(1) HST Pump Shaft
(2) Spline Boss
(3) Idle Gear
(4) Hydraulic Pump Drive Gear
Shaft
(5) Hydraulic Pump Drive Gear
(6) Hydraulic Pump Drive Gear
Shaft
(7) Hydraulic Pump
(8) Flow Priority Valve
(9) Relief Valve (3P Hitch)
(10) Transmission Case
KiSC issued 02, 2017 A

Kubota BX1870 Specifications

General

Engine Type	Diesel
Engine Power	18 hp
Transmission	Hydrostatic
Fuel Capacity	6.6 gallons
Wheelbase	55.1 inches
Type	Sub-Compact Utility Tractor
Engine	Kubota D722
PTO Power	13.5 hp
Number of Cylinders	3
Cooling	Liquid
Drive	4WD
Drive Type	4WD
Width	44.5 inches
Hydraulic System Type	Open center
PTO Speed	540 RPM
Displacement	0.719 L
Fuel Tank Capacity	6.6 gallons
Gears	Infinite (2-range) forward and reverse
Front Tire Size	18x8.5-10
Rear Tire Size	26x12-12