Head to head · Utility

Allis Chalmers 8550 vs Kirovets K-744R1

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
Image not recorded
KirovetsModel B

Kirovets K-744R1

Utility

power
300 hp
displacement
907 ci
Cylinders
8
Forward gears
16
Full K-744R1 specs
Allis ChalmersAllis Chalmers 8550
vs
KirovetsKirovets K-744R1

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

= Effectively tied
8550300 hp
K-744R1300 hp
Median Utility Tractor55 hp

8550 is in the 97th percentile; K-744R1 is in the 97th · 5,383 models

Engine Displacement

▲ K-744R1 higher · +176 ci (+24%)
8550731 ci
K-744R1907 ci
Median Utility Tractor183 ci

8550 is in the 96th percentile; K-744R1 is in the 98th · 5,580 models

Cylinders

▲ K-744R1 higher · +2 (+33%)
85506
K-744R18
Median Utility Tractor4

8550 is in the 93rd percentile; K-744R1 is in the 99th · 5,720 models

Forward Gears

▲ 8550 higher · +4 (+25%)
855020
K-744R116
Median Utility Tractor12

8550 is in the 86th percentile; K-744R1 is in the 73rd · 4,941 models

8550 (A)K-744R1 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 8550Kirovets K-744R1Difference
ManufacturerAllis ChalmersKirovets—
Model8550K-744R1—
CategoryUtilityUtilitySame

Engine

SpecAllis Chalmers 8550Kirovets K-744R1Difference
ManufacturerAllis ChalmersYaMZ—
Model6120T238ND5—
Power Output300hp300hpSame
Rated RPM2,500RPMNot recorded—
Cylinders68▲ K-744R1+2 · +33%
Displacement731ci907ci▲ K-744R1+176 ci · +24%
Bore5.3in5.1in▲ 8550+0.2 in · +4%
Stroke6.3in5.5in▲ 8550+0.8 in · +15%

Transmission

SpecAllis Chalmers 8550Kirovets K-744R1Difference
TypePartial Power ShiftFour-speed power shift—

Dimensions & Weight

SpecAllis Chalmers 8550Kirovets K-744R1Difference
Length285in289in▲ K-744R1+4 in · +1%
Width95.5in113in▲ K-744R1+17.5 in · +18%
Height139in151in▲ K-744R1+12 in · +9%
Operating Weight27,040lb32,850lb▲ K-744R1+5,810 lb · +21%

Hydraulics

SpecAllis Chalmers 8550Kirovets K-744R1Difference
System TypeClosed CenterNot recorded—
Steering TypeHydrostatic PowerArticulated Power—

Power Take-off (PTO)

SpecAllis Chalmers 8550Kirovets K-744R1Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers 8550Kirovets K-744R1Difference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIV/IIIIV—
Hitch PositionNot recordedRear—

Chassis & Drive

SpecAllis Chalmers 8550Kirovets K-744R1Difference
Chassis Type4x4 Articulated 4WD4x4 articulated 4WDSame
Drive Type4WD4WDSame
Steering TypeHydrostatic PowerArticulated Power—
Brake TypeHydraulic Wet DiscsNot recorded—

Electrical

SpecAllis Chalmers 8550Kirovets K-744R1Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 8550Kirovets K-744R1Difference
Coolant18galNot recorded—

Operator Station

SpecAllis Chalmers 8550Kirovets K-744R1Difference
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 · 98th percentile (907 ci)

Cylinders

median 4
A · 93rd percentile (6)B · 99th percentile (8)

Forward Gears

median 12
A · 86th percentile (20)B · 73rd percentile (16)

Operating Weight

median 5,303 lb
A · 96th percentile (27,040 lb)B · 98th percentile (32,850 lb)
A · 8550B · K-744R1Median Utility Tractor
Full spec pageAllis Chalmers 8550Full spec pageKirovets K-744R1