Head to head · Utility

Allis Chalmers 8550 vs CaseIH Magnum 305

Allis Chalmers 8550 Tractor
Allis ChalmersModel A

Allis Chalmers 8550

Utility

power
300 hp
displacement
731 ci
Cylinders
6
Forward gears
20
Full 8550 specs
Allis ChalmersAllis Chalmers 8550
vs
CaseIHCaseIH Magnum 305

How they compare

Headline specs vs. the whole Utility

n = 4,321–5,720

Engine Power

▲ Magnum 305 higher · +4 hp (+1%)
8550300 hp
Magnum 305304 hp
Median Utility Tractor55 hp

8550 is in the 97th percentile; Magnum 305 is in the 97th · 5,383 models

Engine Displacement

▲ 8550 higher · +191 ci (+35%)
8550731 ci
Magnum 305540 ci
Median Utility Tractor183 ci

8550 is in the 96th percentile; Magnum 305 is in the 94th · 5,580 models

Cylinders

= Effectively tied
85506
Magnum 3056
Median Utility Tractor4

8550 is in the 93rd percentile; Magnum 305 is in the 93rd · 5,720 models

Forward Gears

▲ Magnum 305 higher · +3 (+15%)
855020
Magnum 30523
Median Utility Tractor12

8550 is in the 86th percentile; Magnum 305 is in the 88th · 4,941 models

8550 (A)Magnum 305 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
ManufacturerAllis ChalmersCaseIH—
Model8550Magnum 305—
CategoryUtilityRow Crop—

Engine

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
ManufacturerAllis ChalmersCNH—
Model6120TNot recorded—
Power Output300hp304hp▲ Magnum 305+4 hp · +1%
Rated RPM2,500RPM2,000RPM▲ 8550+500 RPM · +25%
Cylinders66Same
Displacement731ci540ci▲ 8550+191 ci · +35%
Bore5.3in4.5in▲ 8550+0.8 in · +18%
Stroke6.3in5.7in▲ 8550+0.6 in · +11%

Transmission

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
TypePartial Power ShiftFull powershift—

Dimensions & Weight

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
Length285inNot recorded—
Width95.5inNot recorded—
Height139in129in▲ 8550+10 in · +8%
Operating Weight27,040lb21,585lb▲ 8550+5,455 lb · +25%

Hydraulics

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
System TypeClosed CenterPFC—
Steering TypeHydrostatic PowerPower—

Power Take-off (PTO)

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
Hitch TypeThree-Point HitchIII/IIIN—
Hitch CategoryIV/IIICategory 3—
Hitch PositionNot recordedRear—

Chassis & Drive

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
Chassis Type4x4 Articulated 4WD4x4 MFWD 4WD—
Drive Type4WD4WDSame
Steering TypeHydrostatic PowerPower—
Brake TypeHydraulic Wet DiscsNot recorded—

Electrical

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
Starter TypeElectricElectric Starter (12 volts)—

Capacities

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
Coolant18gal6.5gal▲ 8550+11.5 gal · +177%

Operator Station

SpecAllis Chalmers 8550CaseIH Magnum 305Difference
TypeAcousta Cab II with heat and air-conditioningCab—

Category context

Both models against the field

Engine Power

median 55 hp
A · 97th percentile (300 hp)B · 97th percentile (304 hp)

Engine Displacement

median 183 ci
A · 96th percentile (731 ci)B · 94th percentile (540 ci)

Cylinders

median 4
A · 93rd percentile (6)B · 93rd percentile (6)

Forward Gears

median 12
A · 86th percentile (20)B · 88th percentile (23)

Operating Weight

median 5,303 lb
A · 96th percentile (27,040 lb)B · 95th percentile (21,585 lb)
A · 8550B · Magnum 305Median Utility Tractor
Full spec pageAllis Chalmers 8550Full spec pageCaseIH Magnum 305