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Years in Production / 2009–2014

Kubota

KB21X

Explore the specifications, hardware, and original references for the Kubota KB21X.

Generic tractor; no model photo available
No photo

20hp

Source index power

MFWD Optional

Drive

2009–2014

Production years

Kubota

Manufacturer

KB21X / 01

At a glance

Overview

2009 - 2014

KB Kingbull Extra Series

Sub-Compact Utility tractor

Production

Sub-Compact Utility tractor

Manufacturer
Kubota

Mechanical

Four-wheel drive

Power steering

Mechanical wet disc brakes

Two-post ROPS. Cab optional with air-conditioning.

Hitch

Rear Type
0

Pto

Rear Type
540 (1.375)
Engine Rpm
530@2600
Engine Rpm
799@2600
Engine Rpm
1182@2600
Engine Rpm
-662@2600

Electrical

Ground
negative
Battery Volts
12

KB21X / 02

Under the hood

Engine Detail

Kubota D1105

diesel

3-cylinder

liquid-cooled

Displacement
68.5 ci1.1 L
Bore Stroke
3.07x3.09 inches78 x 78 mm
Power
20.7 hp15.4 kW
Rated Rpm
2600
Starter
electric
Starter Volts
12
Fuel Type
diesel
Cylinders
3
Cooling
liquid-cooled

Engine Options

Kubota 1.1L 3-cyl diesel

Rops Fuel Tank
7.1 gal26.9 L
Cab Fuel Tank
5.6 gal21.2 L

KB21X / 03

Gears & controls

Transmission (Option 1)

Three gears (1-3) in three ranges with shuttle shift.

Gears
9 forward and reverse
Clutch
dry disc

Transmission (Option 2)

Sequential hydraulically-shifted transmission. Twelve forward gears with three ranges. Tractor must be stopped, and clutch used, to shift ranges.

Transmission
Glideshift
Transmission Type
power shift
Gears
36 forward and 24 reverse

Transmission Options

9-speed

36-speed power shift

KB21X / 04

Size. Stance. Footprint.

Dimensions

Length
92.3 in234 cm
Width
44.5 in113 cm
Height (ROPS)
74.8 in189 cm
Wheelbase
53.2 in135 cm
Ground clearance
13.8 in35 cm
Front tread
33.5 in85 cm
Rear tread
35 in88 cm

Dimensions And Tires

Rops Wheelbase
53.2 inches135 cm
Cab Wheelbase
53.7 inches136 cm
Weight
1554 to 1951 pounds
Front Tire
6.00-12
Rear Tire
9.5-20

Tires And Tracks

Standard Tires Ag
Front: 6.00-12. Rear: 9.5-20

See it in action

Videos

Watch Kubota KB21X videos from their original YouTube creators.

disassembly, cleaning, in some places sandblasting, 3-layer painting, assembly. Kubota KB21X

Video by Gigel Tractorel

Watch on YouTube ↗