Kubota B21

Kubota B21The Kubota B21 is a 4WD backhoe loader tractor from the B series. This tractor was manufactured by the Kubota from 2001 to 2007. The Kubota B21 is equipped with 1.0 L three-cylinder diesel engine and hydrostatic transmission with infinite (3-range) forward and reverse gears.

The Kubota B21 backhoe loader tractor used the Kubota D1005 engine. It is a 1.0 L, 1,001 cm2, (61.1 cu·in) three-cylinder natural aspirated diesel engine with 76.0 mm (2.99 in) of the cylinder bore and 73.6 mm (2.9 in) of the piston stroke. This engine produced 21.4 PS (15.7 kW; 21.0 HP) at 2,600 rpm of maximum output power.

The Kubota B21 is equipped with hydrostatic power steering, wet disc type brakes, four-post ROPS/FOPS and 23.0 liters (6.1 US gal.; 5.1 Imp. gal) fuel tank.

Following attachments are available for the Kubota B21 backhoe loader tractor:

  • Kubota loader
  • Kubota backhoe

Kubota B21 Specifications

General Specifications
Model Kubota B21
Length
Width
Height
Wheel base 1,530 mm (60.2 in)
Weight 1,810 kg (3,990 lbs)
Fuel tank capacity 23.0 liters (6.1 US gal.; 5.1 Imp. gal)
Battery 12V
Cabin type Four-post ROPS/FOPS
Engine
Engine model Kubota D1005
Engine type Four-stroke, liquid-cooled, inline
Cylinders 3
Fuel type Diesel
Displacement 1.0 L, 1001 cm2, (61.1 cu·in)
Bore and stroke 76.0 mm X 73.6 mm (2.99 in X 2.9 in)
Horsepower 21.4 PS (15.7 kW; 21.0 HP) at 2,600 rpm
Starter Electric
Oil capacity: 3.0 L (3.2 US. qt, 2.6 Imp. qt.)
Coolant capacity: 3.4 L (3.6 US. qt, 3 Imp. qt.)
Transmission and chassis
Chassis 4×4 MFWD 4WD
Steering type Hydrostatic power
Brakes Wet disc type
Differential lock Mechanical rear
Transmission model
Transmission type Hydrostatic
Gears Infinite (3-range) forward and reverse
Speed Forward: 17.9 kmh (11.1 mph) Reverse: 17.9 (11.1 mph)
Transmission oil capacity 27.6 L (7.3 US. gal, 6.1 Imp. gal.)
Tires
Front tires Industrial: 23×8.50-14
Rear tires Industrial: 12.4-16
Three-Point Hitch
Caterogy I
Control type Position control
Lift capacity (at ends) 460 kg (1,014 lbs)
PTO (Power take-off shaft)
Rear PTO type Live
Rear PTO spped 540 rpm
Hydraulic system
Hydraulic type Open center
Hydraulic capacity 27.6 L (29.16 US. qt, 24.28 Imp. qt.)
Pump flow 7.1 gpm (26.9 lpm)
Steering flow 1.3 gpm (4.9 lpm)
Total flow 8.4 gpm (31.8 lpm)