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SPECS / COMPARISON

Kubota M125X vs Allis Chalmers D21

A detailed comparison of the Kubota M125X and the Allis Chalmers D21. Click a model name to view its full specifications.

Horsepower
Kubota M125X93.3 kW (125.1 HP)
Allis Chalmers D2190.2 kW (121.0 HP)
Weight
Kubota M125X4390.0 kg (9678.3 lbs)
Allis Chalmers D214310.0 kg (9501.9 lbs)
SpecificationKubota M125XKubota M125XAgricultural TractorsAllis Chalmers D21Allis Chalmers D21Agricultural Tractors
Tractor TypeUtility TractorRow-Crop Tractor
Horsepower93.3 kW (125.1 HP)90.2 kW (121.0 HP)
Weight4390.0 kg (9678.3 lbs)4310.0 kg (9501.9 lbs)
Lift Capacity2635.0 kg (5809.2 lbs)—
Transmission TypePartial power shift with electro-hydraulic wet disc clutchSliding gear with dry disc clutch
Length436.0 cm (171.7 in.)407.0 cm (160.2 in.)
Pump Flow75.7 LPM (20.0 GPM)—
Years Made2005-20081965-1969
Engine ModelKubota F5802TE2Allis Chalmers 3500
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeDieselDiesel
Cylinders56
Displacement5834 cc (356.0 cu in.)6980 cc (425.9 cu in.)
Bore10.90 cm (4.29 in.)10.79 cm (4.25 in.)
Stroke12.50 cm (4.92 in.)12.70 cm (5.00 in.)
Rear PTO TypeIndependentIndependent
Rear PTO Speed540 /1.000 RPM1.000 RPM
Rated RPM2400 RPM2200 RPM
Battery12 V, CCA: 1045ATwo or four 12V, 95Ah
StarterElectricElectric
Height272.0 cm (107.1 in.)270.0 cm (106.3 in.)
Width212.0 cm (83.5 in.)232.0 cm (91.3 in.)
Wheelbase268.0 cm (105.5 in.)244.0 cm (96.1 in.)
Ground Clearance61.0 cm (24.0 in.)—
Fuel Tank Capacity190.0 l (50.2 gal)196.8 l (52.0 gal)
Oil Capacity20.8 l (5.5 gal)14.2 l (3.8 gal)
Coolant Capacity13.6 l (3.6 gal)29.3 l (7.7 gal)
Transmission Oil Capacity57.7 l (15.2 gal)64.4 l (17.0 gal)
Hydraulic Capacity57.7 l (15.2 gal)—
Transmission ModelIntelli-ShiftPower Director
Gears16 forward and 16 reverse8 forward and 2 reverse
Chassis4×4 MFWD 4WD4×2 2WD
BrakesHydraulic wet discBand actuated disc
Differential LockElectro-hydraulic front and rear—
Drawbar CategoryIIIII/II
Cabin TypeCab with heat and air-conditioningOpen operator station
Steering TypeHydrostatic powerPower
Front TiresAg: 14.9R24Ag: 7.50×20
Rear TiresAg: 18.4R38Ag: 18.4×34
Hydraulic TypeOpen center—
Total Flow135.5 LPM (35.8 GPM)—
Steering Flow59.8 LPM (15.8 GPM)—
Valves2 to 4—
Compression Ratio—16.0:1
Max. Travel Speed—11.0 km/h (Forward: 16.2 MPH (26.0 km/h) Reverse: 6.8 MPH)

Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.

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