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Allis Chalmers 220 vs Allis Chalmers 7040
Verdict: Allis Chalmers 220 vs Allis Chalmers 7040
The Allis Chalmers 220 and the Allis Chalmers 7040 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 136 hp. Allis Chalmers 7040 is the lighter machine (5,307 kg vs 11,500 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers 7040 is the newer design (1975 vs 1970). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Allis Chalmers
85
Fit score
Best match
Clear
Allis Chalmers
85
Fit score
Best match
Clear
Rated power
136 hp
136 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Allis ChalmersReference
Allis ChalmersReference
Gear 2 used for pull test.Reference
Six gears in two ranges (slow/fast). Clutchless power shift between gears.Reference
Total built
1,865Reference
—
Original price
$13,436Reference
$24,550Reference
Differential lock
—
power standardReference
Steering
—
hydrostatic powerReference
Engine
Drawbar (tested)
87.4 kWReference
85.3 kWReference
Displacement
7.0 LReference
7.0 LReference
Bore/Stroke
108 x 127 mmReference
108 x 127 mmReference
Air cleaner
dry with paper elementsReference
—
Compression
16:1Reference
16:1Reference
Rated RPM
2200Reference
2300Reference
Idle RPM
650-2200Reference
—
Starter volts
12Reference
12Reference
Coolant capacity
19.9 LReference
29.3 LReference
Power at rated engine speed
101.4 kWReference
101.6 kWReference
Max power
87.4 kWReference
85.3 kWReference
Drawbar (claimed)
—
87.2 kWReference
Pre-heating
—
coolant heater (optional)Reference
Oil capacity
—
18.0 LReference
Transmission
Gears
8 forward and 2 reverseReference
12 forward and 2 reverseReference
Clutch
dry discReference
—
Transmission
—
Power ShiftReference
PTO & Hydraulics
PTO (claimed)
100.7 kWReference
101.4 kWReference
PTO (tested)
101.4 kWReference
101.8 kWReference
Hydraulic system
102.2 LReference
91.2 LReference
Type
sliding gearReference
partial power shiftReference
Capacity
102.2 LReference
91.2 LReference
Valves
3Reference
2 or 3Reference
Rear PTO
independentReference
independentReference
Rear PTO Type
1000Reference
1000 (optional)Reference
Pump flow
—
83.3 lpmReference
Total flow
—
170.3 lpmReference
Rear Type
—
III/IIReference
Power at rated PTO speed
—
101.5 kWReference
Capacities
Fuel
193.0 LReference
49.2 LReference
Dimensions
2WD Wheelbase
254 cmReference
—
4WD Wheelbase
220 cmReference
—
Weight
11500 to 12160 poundsReference
5307 kgReference
Front tire
11.00-16Reference
11.00-16Reference
2WD Rear tire
18.4-38Reference
—
2WD Standard tires (ag)
Front: 11.00-16. Rear: 18.4-38Reference
—
4WD Standard tires (ag)
Front: 14.9-24. Rear: 18.4-38Reference
—
Ag front
7.50-20Reference
14L-16.1Reference
Ag rear
15.5-38Reference
16.9-38Reference
2WD Length
416 cmReference
—
4WD Length
429 cmReference
—
Width
243 cmReference
303 cmReference
2WD Clearance (front axle)
53 cmReference
—
4WD Clearance (front axle)
37 cmReference
—
Clearance (rear axle)
66 cmReference
71 cmReference
Bar rear axle
92 mmReference
—
Front tread
162 to 213 cmReference
157 to 223 cmReference
Rear tread
180 to 218 cmReference
162 to 231 cmReference
Shipping
5216 kgReference
—
2WD Operating
5515 kgReference
—
Ballasted
9094 kgReference
—
Steering wheel
213 cmReference
220 cmReference
Wheelbase
—
269 cmReference
Rear tire
—
18.4-38Reference
Length
—
440 cmReference
Operating weight
—
5307 kgReference
Ballasted weight
—
7883 kgReference
Clearance (front axle)
—
56 cmReference
220 Serial Numbers
1969
1004Reference
—
1970
1938Reference
—
1971
2451Reference
—
1972
2626Reference
—
Location:
Serial number stamped into the tractor's torque housing.Reference
Above PTO shieldReference
Final
2866Reference
—
Electrical
Ground
negativeReference
—
Charging system
alternatorReference
alternatorReference
Batteries
2Reference
—
Battery volts
12Reference
12Reference
Allis Chalmers 220 Height
Hood
177 cmReference
172 cmReference
Exhaust
271 cmReference
294 cmReference
Test results
Fuel use
32.9 l/hourReference
33.7 l/hourReference
Max pull
7126 kgReference
6144 kgReference
Allis Chalmers 7040 attachments
7040 Serial Numbers
1975
—
1303Reference
1976
—
4089Reference
1977
—
6839Reference
Allis Chalmers 7040 Height
Speeds
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.