Head to head · Row Crop

Allis Chalmers D21 Series II vs John Deere 7610

Image not recorded
John DeereModel B

John Deere 7610

Row Crop

power
118 hp
displacement
414 ci
Cylinders
6
Forward gears
16
Full 7610 specs
Allis ChalmersAllis Chalmers D21 Series II
vs
John DeereJohn Deere 7610

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ D21 Series II higher · +3 hp (+3%)
D21 Series II121 hp
7610118 hp
Median Row Crop Tractor138 hp

D21 Series II is in the 40th percentile; 7610 is in the 37th · 1,206 models

Engine Displacement

▲ D21 Series II higher · +12 ci (+3%)
D21 Series II426 ci
7610414 ci
Median Row Crop Tractor391 ci

D21 Series II is in the 72nd percentile; 7610 is in the 66th · 1,409 models

Cylinders

= Effectively tied
D21 Series II6
76106
Median Row Crop Tractor6

D21 Series II is in the 50th percentile; 7610 is in the 50th · 1,417 models

Forward Gears

▲ 7610 higher · +8 (+100%)
D21 Series II8
761016
Median Row Crop Tractor16

D21 Series II is in the 16th percentile; 7610 is in the 50th · 1,200 models

D21 Series II (A)7610 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
ManufacturerAllis ChalmersJohn Deere—
ModelD21 Series II7610—
CategoryRow CropRow CropSame

Engine

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
ManufacturerAllis ChalmersJohn Deere—
Model3500PowerTech—
Power Output121hp118hp▲ D21 Series II+3 hp · +3%
Rated RPM2,200RPM2,100RPM▲ D21 Series II+100 RPM · +5%
Cylinders66Same
Displacement426ci414ci▲ D21 Series II+12 ci · +3%
Bore4.3in4.2in▲ D21 Series II+0.1 in · +2%
Stroke5in5inSame

Transmission

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
TypeSliding gear with dry disc clutchFull power shift—

Dimensions & Weight

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
Length160in173in▲ 7610+13 in · +8%
Width91.3in117in▲ 7610+25.7 in · +28%
Height106in110in▲ 7610+4 in · +4%
Operating Weight9,502lb14,480lb▲ 7610+4,978 lb · +52%

Hydraulics

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
System TypeNot recordedClosed center pressure flow compensated (PFC)—
Pump Flow CapacityNot recorded26.3gpm—
Steering TypePowerPowerSame

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
TypeIndependentIndependent with hydraulic wet disc clutch—
Speed 11,000rpm540rpm▲ D21 Series II+460 rpm · +85%
Speed 2Not recorded1,000rpm—

Tires

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
Front Tire SizeNot recorded13.6R28—
Rear Tire SizeNot recorded18.4R38—

Hitch & Towing

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIII/IIIIIN/II—
Hitch PositionRearRearSame

Chassis & Drive

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD—
Steering TypePowerPowerSame
Brake TypeBand actuated discHydraulic wet disc—

Electrical

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
Coolant7.8gal6.3gal▲ D21 Series II+1.5 gal · +24%

Operator Station

SpecAllis Chalmers D21 Series IIJohn Deere 7610Difference
TypeOpenCab—

Category context

Both models against the field

Engine Power

median 138 hp
A · 40th percentile (121 hp)B · 37th percentile (118 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 66th percentile (414 ci)

Cylinders

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

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 · 64th percentile (14,480 lb)
A · D21 Series IIB · 7610Median Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IIFull spec pageJohn Deere 7610