Head to head · Agricultural

Allis Chalmers 7000 vs Muir-Hill 121

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Allis ChalmersModel A

Allis Chalmers 7000

Agricultural

power
117 hp
displacement
301 ci
Cylinders
6
Forward gears
12
Full 7000 specs
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Muir-HillModel B

Muir-Hill 121

Utility

power
120 hp
displacement
380 ci
Cylinders
6
Forward gears
8
Full 121 specs
Allis ChalmersAllis Chalmers 7000
vs
Muir-HillMuir-Hill 121

How they compare

Headline specs vs. the whole Agricultural

n = 829–1,130

Engine Power

▲ 121 higher · +3 hp (+3%)
7000117 hp
121120 hp
Median Agricultural Tractor110 hp

7000 is in the 55th percentile; 121 is in the 57th · 1,028 models

Engine Displacement

▲ 121 higher · +79 ci (+26%)
7000301 ci
121380 ci
Median Agricultural Tractor336 ci

7000 is in the 47th percentile; 121 is in the 62nd · 1,083 models

Cylinders

= Effectively tied
70006
1216
Median Agricultural Tractor5.5

7000 is in the 74th percentile; 121 is in the 74th · 1,130 models

Forward Gears

▲ 7000 higher · +4 (+50%)
700012
1218
Median Agricultural Tractor16

7000 is in the 33rd percentile; 121 is in the 16th · 972 models

7000 (A)121 (B)Median Agricultural Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 7000Muir-Hill 121Difference
ManufacturerAllis ChalmersMuir-Hill—
Model7000121—
CategoryAgriculturalUtility—

Engine

SpecAllis Chalmers 7000Muir-Hill 121Difference
ManufacturerAllis ChalmersFord—
Model29002715E—
Power Output117hp120hp▲ 121+3 hp · +3%
Rated RPM2,200RPM2,500RPM▲ 121+300 RPM · +14%
Cylinders66Same
Displacement301ci380ci▲ 121+79 ci · +26%
Bore3.9in4.2in▲ 121+0.3 in · +8%
Stroke4.3in4.5in▲ 121+0.2 in · +5%

Transmission

SpecAllis Chalmers 7000Muir-Hill 121Difference
TypePartial power shiftGear—

Dimensions & Weight

SpecAllis Chalmers 7000Muir-Hill 121Difference
Length183in156in▲ 7000+27 in · +17%
WidthNot recorded82in—
Height113inNot recorded—
Operating Weight9,550lb10,700lb▲ 121+1,150 lb · +12%

Hydraulics

SpecAllis Chalmers 7000Muir-Hill 121Difference
System TypeOpen centerOpen CenterSame
Steering TypePowerPowerSame

Power Take-off (PTO)

SpecAllis Chalmers 7000Muir-Hill 121Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Tires

SpecAllis Chalmers 7000Muir-Hill 121Difference
Front Tire Size16-OctNot recorded—
Rear Tire Size18.4-38Not recorded—

Hitch & Towing

SpecAllis Chalmers 7000Muir-Hill 121Difference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIICategory 3—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers 7000Muir-Hill 121Difference
Chassis Type4x2 2WD4x4 4WD—
Drive Type2WD4WD—
Steering TypePowerPowerSame
Brake TypeDifferential dry discNot recorded—

Electrical

SpecAllis Chalmers 7000Muir-Hill 121Difference
Starter TypeElectric StarterElectric—

Capacities

SpecAllis Chalmers 7000Muir-Hill 121Difference
Coolant5.6galNot recorded—

Operator Station

SpecAllis Chalmers 7000Muir-Hill 121Difference
TypeCab (Acousta-Cab optional or Acousta-Cab II from 1978)Not recorded—

Category context

Both models against the field

Engine Power

median 110 hp
A · 55th percentile (117 hp)B · 57th percentile (120 hp)

Engine Displacement

median 336 ci
A · 47th percentile (301 ci)B · 62nd percentile (380 ci)

Cylinders

median 5.5
A · 74th percentile (6)B · 74th percentile (6)

Forward Gears

median 16
A · 33rd percentile (12)B · 16th percentile (8)

Operating Weight

median 10,914 lb
A · 42nd percentile (9,550 lb)B · 49th percentile (10,700 lb)
A · 7000B · 121Median Agricultural Tractor
Full spec pageAllis Chalmers 7000Full spec pageMuir-Hill 121