Head to head · Utility

Allis Chalmers 8550 vs CaseIH 4894

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
CaseIH 4894 Tractor
CaseIHModel B

CaseIH 4894

Utility

power
300 hp
displacement
674 ci
Cylinders
6
Forward gears
12
Full 4894 specs
Allis ChalmersAllis Chalmers 8550
vs
CaseIHCaseIH 4894

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

= Effectively tied
8550300 hp
4894300 hp
Median Utility Tractor55 hp

8550 is in the 97th percentile; 4894 is in the 97th · 5,383 models

Engine Displacement

▲ 8550 higher · +57 ci (+8%)
8550731 ci
4894674 ci
Median Utility Tractor183 ci

8550 is in the 96th percentile; 4894 is in the 96th · 5,580 models

Cylinders

= Effectively tied
85506
48946
Median Utility Tractor4

8550 is in the 93rd percentile; 4894 is in the 93rd · 5,720 models

Forward Gears

▲ 8550 higher · +8 (+67%)
855020
489412
Median Utility Tractor12

8550 is in the 86th percentile; 4894 is in the 50th · 4,941 models

8550 (A)4894 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 8550CaseIH 4894Difference
ManufacturerAllis ChalmersCaseIH—
Model85504894—
CategoryUtilityUtilitySame

Engine

SpecAllis Chalmers 8550CaseIH 4894Difference
ManufacturerAllis ChalmersSaab-Scania—
Model6120TNot recorded—
Power Output300hp300hpSame
Rated RPM2,500RPM2,200RPM▲ 8550+300 RPM · +14%
Cylinders66Same
Displacement731ci674ci▲ 8550+57 ci · +8%
Bore5.3in5in▲ 8550+0.3 in · +6%
Stroke6.3in5.7in▲ 8550+0.6 in · +11%

Transmission

SpecAllis Chalmers 8550CaseIH 4894Difference
TypePartial Power Shift12-speed partial power shift—

Dimensions & Weight

SpecAllis Chalmers 8550CaseIH 4894Difference
Length285in237in▲ 8550+48 in · +20%
Width95.5in99in▲ 4894+3.5 in · +4%
Height139in125in▲ 8550+14 in · +11%
Operating Weight27,040lb25,750lb▲ 8550+1,290 lb · +5%

Hydraulics

SpecAllis Chalmers 8550CaseIH 4894Difference
System TypeClosed CenterClosed CenterSame
Steering TypeHydrostatic PowerHydraulic, front, rear or four-wheel crab steering—

Power Take-off (PTO)

SpecAllis Chalmers 8550CaseIH 4894Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Tires

SpecAllis Chalmers 8550CaseIH 4894Difference
Front Tire SizeNot recorded18.4—
Rear Tire SizeNot recorded18.4—

Hitch & Towing

SpecAllis Chalmers 8550CaseIH 4894Difference
Hitch TypeThree-Point HitchCategory III (optional)—
Hitch CategoryIV/IIIIII—
Hitch PositionNot recordedRear—

Chassis & Drive

SpecAllis Chalmers 8550CaseIH 4894Difference
Chassis Type4x4 Articulated 4WD4x4 4WD—
Drive Type4WD4WDSame
Steering TypeHydrostatic PowerHydraulic, front, rear or four-wheel crab steering—
Brake TypeHydraulic Wet DiscsNot recorded—

Electrical

SpecAllis Chalmers 8550CaseIH 4894Difference
Battery VoltageNot recorded12V—
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 8550CaseIH 4894Difference
Coolant18gal11gal▲ 8550+7 gal · +64%

Operator Station

SpecAllis Chalmers 8550CaseIH 4894Difference
TypeAcousta Cab II with heat and air-conditioningNot recorded—

Category context

Both models against the field

Engine Power

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

Engine Displacement

median 183 ci
A · 96th percentile (731 ci)B · 96th percentile (674 ci)

Cylinders

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

Forward Gears

median 12
A · 86th percentile (20)B · 50th percentile (12)

Operating Weight

median 5,303 lb
A · 96th percentile (27,040 lb)B · 96th percentile (25,750 lb)
A · 8550B · 4894Median Utility Tractor
Full spec pageAllis Chalmers 8550Full spec pageCaseIH 4894