Kubota B2320 compact utility tractor specs and service data

The Kubota B2320 is a compact utility tractor model from the B2x20 series, manufactured from 2008 to 2015 by Kubota. It was available in four-wheel drive (4WD) version.

The Kubota B2320 is equipped with a 1.0 L (61.1 cu·in) three-cylinder diesel engine with 76.0 mm (2.99 in) of the cylinder bore and 73.0 mm (2.87 in) of the piston stroke, and one of two transmissions: a gear shift transmission with 9 forward and 3 reverse gears and dry single-plate type clutch or a hydrostatic transmission with 3 range gear shift (3 forward and 3 reverse) gears.

Kubota B2320 compact utility tractor features:

The Kubota D1005-E4-D22 diesel engine which produces 21.2 PS (15.6 kW; 21.0 HP) at 2,800 rpm of horsepower
Integral type power steering
Wet disc type brakes
Open operator station with two-post ROPS
Category I rear hitch with 615 kg (1,355 lbs) of maximum lift capacity
Middle PTO with 2,500 rpm
Transmission or live (hydrostatic) rear PTO with 540/960 rpm

The Kubota B2320 variants:

B2320DT – gear type transmission
B2320DSD – hydrostatic transmission
B2320N – narrow chassis

General specifications

General Specifications
Model	Kubota B2320
Tractor type	Compact utility tractor
Production years	2008-2015
Factory	–
Dimensions and weight
Length	2,385 mm (93.9 in)
Width	1,145 mm (45.1 in)
Height	2,130 mm (83.9 in)
Wheel base	1,563 mm (61.5 in)
Ground clearance	305 mm (12 in)
Weight	650 kg (1,433 lbs)
Fuel capacity
Fuel tank capacity	26.0 liters (6.9 US gal.; 5.7 Imp. gal)

Engine

Engine Specifications
Engine model	Kubota D1005-E4-D22
Engine type	4-stroke, SOHC, three-cylinders
Displacement	1.0 L, 1,001 cm², (61.1 cu·in)
Bore and stroke	76.0 mm x 73.6 mm (3.0 in x 2.9 in)
Max. horsepower	21.2 PS (15.6 kW; 21.0 HP) at 2,800 rpm
Cooling system	Liquid-cooled
Coolant capacity:	3.9 L (4.1 US. qt, 3.4 Imp. qt.)
Fuel used	Diesel fuel
Starting system	Electric starting with 12V starter
Starting support device	Glow plug in combustion chamber
Governor	All speed mechanical governor
Charging system	Alternator 12V
PTO shaft rotation	Counterclockwise
Valve clearance
Intake valve clearance:	0.145-0.185 mm (0.0057-0.0073 in)
Exhaust valve clearance:	0.145-0.185 mm (0.0057-0.0073 in)
Oil system
Lubrication system:	Forced lubrication by trochoid pump
Oil type:	CF or higher
Recommended oil:	SAE 10W-30, 10W-40
Oil capacity:	3.1 L (3.3 US. qt, 2.7 Imp. qt.)
Oil pressure:	At idle speed: 49 MPa (0.5 kgf/cm², 7 psi) At rated speed: 196 to 441 MPa (2.0-4.5 kgf/cm², 28 to 64 psi)
Oil filter:	Full flow paper filter (Cartridge type)
Oil pressure indicating:	Electrical type switch
Oil and oil filter change interval:	Every 200 hours
Fuel system
Fuel injection pump:	Bosch MD type mini fuel injection pump
Injection nozzle:	Mini Nozzle (DNOPD)
Firing order:	1-2-3
Injection pressure:	13.73 MPa (140 kgf/cm², 1,991 psi)

Transmission and chassis

Chassis, steering and brakes
Chassis	4×4 MFWD 4WD
Steering type	Integral type power steering
Brakes	Wet disc type
Transmission
Transmission manufacturer or model	–
Transmission type	Gear shift with dry single plate type clutch
Gears	9 forward and 3 reverse
Speed	Forward: 18.0 kmh (11.2 mph) Reverse: 8.7 kmh (5.4 mph)
Transmission oil capacity	14.0 L (3.7 US. gal, 3.1 Imp. gal.)
Transmission № 2
Transmission manufacturer or model	–
Transmission type	Hydrostatic
Gears	3 range gear shift (3 forward and 3 reverse)
Speed	Forward: 18.9 kmh (11.7 mph) Reverse: 15.1 kmh (9.4 mph)
Transmission oil capacity	15.0 L (4 US. gal, 3.3 Imp. gal.)

Tires

Tires
Front tires	Ag: 6-12
Rear tires	Ag: 9.5-16

Rear Hitch

Three-Point Hitch
Category	I
Control type	–
Lift capacity (at ends)	615 kg (1,356 lbs)

PTO (Power take-off shaft)

PTO
Middle PTO type	–
Middle PTO speed	2,500 rpm
Rear PTO type	Transmission, live (hydrostatic)
Rear PTO speed	540-960 rpm

Electrical system

Electrical system
Ground	Negative
Charging system	Alternator
Charging amps	–
Battery	12V, CCA: 430A

Hydraulic system

Hydraulic system
Hydraulic type	Open center
Hydraulic capacity	14.0 L (3.7 US. gal, 3.1 Imp. gal.)
Valves	1 or 2
Pump flow	4.7 gpm (17.8 lpm)
Steering flow	3.6 gpm (13.6 lpm)
Total flow	8.3 gpm (31.4 lpm)

Attachments

Kubota RCK54: 54″ mid-mount mower deck with 3-blade
Cutting width	1,370 mm (54 in)
Weight	136 kg (300 lb)
Cut height	20-100 mm (1 to 4 in)
Kubota RCK60: 60″ mid-mount mower deck with 3-blade
Cutting width	1,520 mm (60 in)
Cut height	20-100 mm (1 to 4 in)
Kubota LA304 loader
Height (to pin):	1,870 mm (74.0 in)
Clearance, dumped bucket:	1,420 mm (56.2 in)
Dump reach:	590 mm (23.5 in)
Dump angle:	45°
Rollback angle:	24°
Breakout force (lift):	747 kg (1,648 lbs)
Lift to full height (at pin):	350 kg (770 lbs)
Bucket width:	1,210 mm (48.0 in)
Raise time to height:	2.8 s
Bucket dump time:	1.5 s
Lowering time:	2.0 s
Rollback time:	1.9 s
Kubota BH65 backhoe
Digging depth:	2,030 mm (80.1 in)
2-Foot flat digging depth:	2,000 mm (78.8 in)
8-Foot flat digging depth:	1,430 mm (56.4 in)
Reach from pivot:	2,760 mm (108.9 in)
Loading height:	1,630 mm (64.5 in)
Bucket force:	1,772 kg (2,585 lbs)
Dipperstick force:	765 kg (1,687 lbs)

Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

Kubota B2320