Head to head · Row Crop

Allis Chalmers D21 Series II vs John Deere 5125ML

Image not recorded
John DeereModel B

John Deere 5125ML

Agricultural

power
119 hp
displacement
276 ci
Cylinders
4
Forward gears
16
Full 5125ML specs
Allis ChalmersAllis Chalmers D21 Series II
vs
John DeereJohn Deere 5125ML

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ D21 Series II higher · +2 hp (+2%)
D21 Series II121 hp
5125ML119 hp
Median Row Crop Tractor138 hp

D21 Series II is in the 40th percentile; 5125ML is in the 38th · 1,206 models

Engine Displacement

▲ D21 Series II higher · +150 ci (+54%)
D21 Series II426 ci
5125ML276 ci
Median Row Crop Tractor391 ci

D21 Series II is in the 72nd percentile; 5125ML is in the 25th · 1,409 models

Cylinders

▲ D21 Series II higher · +2 (+50%)
D21 Series II6
5125ML4
Median Row Crop Tractor6

D21 Series II is in the 50th percentile; 5125ML is in the 17th · 1,417 models

Forward Gears

▲ 5125ML higher · +8 (+100%)
D21 Series II8
5125ML16
Median Row Crop Tractor16

D21 Series II is in the 16th percentile; 5125ML is in the 50th · 1,200 models

D21 Series II (A)5125ML (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
ManufacturerAllis ChalmersJohn Deere—
ModelD21 Series II5125ML—
CategoryRow CropAgricultural, Orchard/Vineyard—

Engine

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
ManufacturerAllis ChalmersJohn Deere—
Model3500Not recorded—
Power Output121hp119hp▲ D21 Series II+2 hp · +2%
Rated RPM2,200RPM1,950RPM▲ D21 Series II+250 RPM · +13%
Cylinders64▲ D21 Series II+2 · +50%
Displacement426ci276ci▲ D21 Series II+150 ci · +54%
Bore4.3in4.2in▲ D21 Series II+0.1 in · +2%
Stroke5in5inSame

Transmission

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
TypeSliding gear with dry disc clutchSelective gear fixed ratio with partial (4) range operator-controlled power shift—

Dimensions & Weight

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
Length160inNot recorded—
Width91.3in62.1in▲ D21 Series II+29.2 in · +47%
Height106in89in▲ D21 Series II+17 in · +19%
Operating Weight9,502lb8,625lb▲ D21 Series II+877 lb · +10%

Hydraulics

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
System TypeNot recordedClosed center—
Pump Flow CapacityNot recorded31.6gpm—
PressureNot recorded2,691psi—
Steering TypePowerManual—

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
Hitch TypeThree-Point HitchCategory II with Quick-Attach—
Hitch CategoryIII/IINot recorded—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD with Front Wheel Assist—
Steering TypePowerManual—
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
Coolant7.8galNot recorded—

Operator Station

SpecAllis Chalmers D21 Series IIJohn Deere 5125MLDifference
TypeOpenNot recorded—

Category context

Both models against the field

Engine Power

median 138 hp
A · 40th percentile (121 hp)B · 38th percentile (119 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 25th percentile (276 ci)

Cylinders

median 6
A · 50th percentile (6)B · 17th percentile (4)

Forward Gears

median 16
A · 16th percentile (8)B · 50th percentile (16)

Operating Weight

median 12,307 lb
A · 28th percentile (9,502 lb)B · 23rd percentile (8,625 lb)
A · D21 Series IIB · 5125MLMedian Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IIFull spec pageJohn Deere 5125ML