Compare/Allis Chalmers 8010 High-Clearance vs Allis Chalmers D21 Series I

Allis Chalmers 8010 High-Clearance vs Allis Chalmers D21 Series I

Verdict: Allis Chalmers 8010 High-Clearance vs Allis Chalmers D21 Series I

The Allis Chalmers 8010 High-Clearance and the Allis Chalmers D21 Series I are both tractors — here is how they stack up on the figures that matter. Allis Chalmers 8010 High-Clearance leads on rated power with 107 hp against 103 hp. Allis Chalmers 8010 High-Clearance is the newer design (1982 vs 1963). In short: choose the Allis Chalmers 8010 High-Clearance for outright pulling power, or the Allis Chalmers D21 Series I if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Allis Chalmers

Fit score

Best match

Clear

Allis Chalmers

Fit score

Best match

Clear

Rated power

107 hp

103 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

Six power shift gears in two ranges. Clutch must be used to shift range.Reference

With 18.4x34 rear tires.Reference

Total built

—

1,129Reference

Variants

8010

row-cropReference

—

8010HC

high-cropReference

—

Engine

Drawbar (claimed)

69.4 kWReference

Displacement

4.9 LReference

7.0 LReference

Bore/Stroke

98 x 108 mmReference

108 x 127 mmReference

Rated RPM

2300Reference

2200Reference

Operating RPM

750-2580Reference

—

Starter

electricReference

—

Starter volts

12Reference

—

Oil capacity

30.3 LReference

87.1 LReference

Coolant capacity

29.3 LReference

19.9 LReference

Fuel tank

—

196.8 LReference

Engine

—

88.7 kWReference

Plows

—

7Reference

Drawbar (tested)

—

69.4 kWReference

Power

—

88.7 kWReference

Air cleaner

—

dryReference

Compression

—

16.0:1Reference

Firing order

—

1-5-3-6-2-4Reference

Intake valve clearance

—

0.381 mmReference

Exhaust valve clearance

—

0.381 mmReference

Power at rated engine speed

—

76.9 kWReference

Max power

—

69.4 kWReference

Transmission

Power ShiftReference

Power DirectorReference

Gears

12 forward and 2 reverseReference

8 forward and 2 reverseReference

Clutch

—

dry discReference

PTO & Hydraulics

PTO (claimed)

80.1 kWReference

76.8 kWReference

Hydraulic system

140.0 LReference

—

Type

six-speed power shiftReference

sliding gearReference

Capacity

140.0 LReference

—

Rear Type

III/IIReference

Rear PTO

independentReference

Rear PTO Type

540/1000Reference

1000Reference

PTO (tested)

—

76.9 kWReference

Capacities

Fuel

227.1 LReference

—

Dimensions

Wheelbase

269 cmReference

244 cmReference

Front tire

9.50x20Reference

7.50x20Reference

Rear tire

18.4x38Reference

18.4x34Reference

Ag front

9.50x20Reference

11.00x16Reference

Ag rear

20.8x38Reference

24.5x32Reference

Length

474 cmReference

407 cmReference

Width

229 cmReference

232 cmReference

Height (cab)

327 cmReference

—

Height (exhaust)

325 cmReference

—

Clearance (front axle)

92 cmReference

54 cmReference

Clearance (drawbar)

77 cmReference

—

Front tread

177 to 198 cmReference

—

Rear tread

177 to 218 cmReference

—

Weight

—

4309 kgReference

Shipping weight

—

4309 kgReference

Ballasted weight

—

5307 kgReference

Clearance (rear axle)

—

67 cmReference

Steering wheel

—

229 cmReference

D21 Serial Numbers

1963

—

100 (Series I)Reference

1964

—

1417 (Series I)Reference

1965

—

2130 (Series II)Reference

1966

—

2408 (Series II)Reference

1967

—

2863 (Series II)Reference

1968

—

3777 (Series II)Reference

1969

—

4498 (Series II)Reference

Location:

—

Serial number on the left side of the Allis-Chalmers D21, stamped into the flange near the starter mounting.Reference

Final

—

4609 (Series II)Reference

Electrical

Ground

—

negativeReference

Charging system

—

Delco-Remy generatorReference

Charging amps

—

32Reference

Batteries

—

4Reference

Battery volts

—

12Reference

Battery AH

—

95Reference

Allis Chalmers D21 Height

Hood

—

182 cmReference

Exhaust

—

270 cmReference

Test results

Fuel use

—

26.9 l/hourReference

Max pull

—

6731 kgReference

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.