Kubota B2320

Kubota B2320The 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
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 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 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.)


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)

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)


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)
ATTENTION! Dear visitors, this is an informational database of technical specifications, we are not a parts supplier or a marketplace.

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.

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