Head to head · Row Crop

Allis Chalmers 8070 vs Oliver 2655

Allis Chalmers 8070 Tractor
Allis ChalmersModel A

Allis Chalmers 8070

Row Crop

power
170 hp
displacement
426 ci
Cylinders
6
Forward gears
20
Full 8070 specs
Oliver 2655 Tractor
OliverModel B

Oliver 2655

Four-Wheel Drive

power
169 hp
displacement
585 ci
Cylinders
6
Forward gears
10
Full 2655 specs
Allis ChalmersAllis Chalmers 8070
vs
OliverOliver 2655

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ 8070 higher · +1 hp (<1%)
8070170 hp
2655169 hp
Median Row Crop Tractor138 hp

8070 is in the 67th percentile; 2655 is in the 66th · 1,206 models

Engine Displacement

▲ 2655 higher · +159 ci (+37%)
8070426 ci
2655585 ci
Median Row Crop Tractor391 ci

8070 is in the 72nd percentile; 2655 is in the 98th · 1,409 models

Cylinders

= Effectively tied
80706
26556
Median Row Crop Tractor6

8070 is in the 50th percentile; 2655 is in the 50th · 1,417 models

Forward Gears

▲ 8070 higher · +10 (+100%)
807020
265510
Median Row Crop Tractor16

8070 is in the 70th percentile; 2655 is in the 22nd · 1,200 models

8070 (A)2655 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 8070Oliver 2655Difference
ManufacturerAllis ChalmersOliver—
Model80702655—
CategoryRow CropFour-Wheel Drive—

Engine

SpecAllis Chalmers 8070Oliver 2655Difference
ManufacturerAllis ChalmersMinneapolis-Moline—
Model670IMinneapolis-Moline 9.6L 6-cyl diesel—
Power Output170hp169hp▲ 8070+1 hp · <1%
Rated RPM2,400RPM2,200RPM▲ 8070+200 RPM · +9%
Cylinders66Same
Displacement426ci585ci▲ 2655+159 ci · +37%
Bore4.3in4.8in▲ 2655+0.5 in · +12%
Stroke5in5.5in▲ 2655+0.5 in · +10%

Transmission

SpecAllis Chalmers 8070Oliver 2655Difference
TypePartial Power ShiftNot recorded—

Dimensions & Weight

SpecAllis Chalmers 8070Oliver 2655Difference
Length187in234in▲ 2655+47 in · +25%
Width95.5in96in▲ 2655+0.5 in · <1%
Height116in116inSame
Operating Weight16,850lb19,850lb▲ 2655+3,000 lb · +18%

Hydraulics

SpecAllis Chalmers 8070Oliver 2655Difference
System TypeClosed-center load-sensitiveOpen center—
Steering TypeHydrostatic PowerHydrostatic powerSame

Power Take-off (PTO)

SpecAllis Chalmers 8070Oliver 2655Difference
TypeIndependentIndependent rear PTO—
Speed 11,000rpm1,000rpmSame

Tires

SpecAllis Chalmers 8070Oliver 2655Difference
Front Tire SizeNot recorded18.4-34—
Rear Tire SizeNot recorded18.4-34—

Hitch & Towing

SpecAllis Chalmers 8070Oliver 2655Difference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIII/IIIII/IISame
Hitch PositionRearNot recorded—
Hitch Capacity8,200lbNot recorded—

Chassis & Drive

SpecAllis Chalmers 8070Oliver 2655Difference
Chassis Type4x2 2WD4x4 articulated 4WD—
Drive Type2WD4WD—
Steering TypeHydrostatic PowerHydrostatic powerSame
Brake TypeDifferential hydraulic wet discsHydraulic dry disc—

Electrical

SpecAllis Chalmers 8070Oliver 2655Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 8070Oliver 2655Difference
Coolant9gal8.3gal▲ 8070+0.7 gal · +8%

Operator Station

SpecAllis Chalmers 8070Oliver 2655Difference
TypeCabCab (standard)—

Category context

Both models against the field

Engine Power

median 138 hp
A · 67th percentile (170 hp)B · 66th percentile (169 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 98th percentile (585 ci)

Cylinders

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

Forward Gears

median 16
A · 70th percentile (20)B · 22nd percentile (10)

Operating Weight

median 12,307 lb
A · 73rd percentile (16,850 lb)B · 84th percentile (19,850 lb)
A · 8070B · 2655Median Row Crop Tractor
Full spec pageAllis Chalmers 8070Full spec pageOliver 2655