Allis Chalmers 7020: all source data
All 90 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Allis Chalmers |
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| (no label) | Row-Crop tractor |
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| (no label) | Built in West Allis, Wisconsin, USA |
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| Original price | $39,378 |
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Engine| (no label) | Allis Chalmers 4.9L 6-cyl diesel |
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| Fuel tank | 51 gal | 193.0 L |
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| Fuel tank | 13 gal (optional auxiliary tank) | 49.2 L |
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Transmission| (no label) | 16-speed partial power shift |
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| (no label) | 20-speed partial power shift |
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| (no label) | 12-speed partial power shift |
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Power| Engine | 146 hp | 108.9 kW |
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| Drawbar (claimed) | 106 hp | 79.0 kW |
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| PTO (claimed) | 123 hp | 91.7 kW |
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| Drawbar (tested) | 102.09 hp | 76.1 kW |
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| PTO (tested) | 123.85 hp | 92.4 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Final drives | inboard planetary |
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| Steering | hydrostatic power |
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| (no label) | Differential power wet disc brakes |
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| (no label) | Acousta cab standard with heat. Air-conditioning optional. Radio and eight-track player optional. |
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Hydraulics| Type | closed center |
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| Valves | 2 or 3 |
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| Pump flow | 22 gpm | 83.3 lpm |
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| Total flow | 45 gpm | 170.3 lpm |
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| Steering flow | 9.5 gpm | 36.0 lpm |
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Hitch| Rear Type | 3/2 |
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| Rear lift (at 24"/610mm) | 6,680 lbs | 3030 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540/1000 |
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Dimensions| Wheelbase | 106 inches | 269 cm |
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| Weight | 10820 to 11700 pounds |
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| Front tire | 11.00x16 |
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| Rear tire | 18.4x38 |
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Engine
Engine detail| (no label) | Allis Chalmers 649I |
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| (no label) | intercooled turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled Inline |
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| Displacement | 301 ci | 4.9 L |
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| Bore/Stroke | 3.875x4.25 inches | 98 x 108 mm |
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| Power | 146 hp | 108.9 kW |
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| Air cleaner | dry with pre-cleaner |
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| Compression | 16.25:1 |
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| Rated RPM | 2300 |
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| Firing order | 1-5-3-6-2-4 |
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| Starter volts | 12 |
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| Oil capacity | 20 qts | 18.9 L |
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| Coolant capacity (Coolant) | 26 qts | 24.6 L |
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Transmission
Transmission options| (no label) | 16-speed partial power shift |
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| (no label) | 20-speed partial power shift |
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| (no label) | 12-speed partial power shift |
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Transmission| Transmission | Power Director |
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| Type | partial power shift |
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| Gears | 16 forward and 4 reverse |
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| Oil capacity | 29.6 qts | 28.0 L |
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| (no label) | Four gears in two ranges (slow/fast) with two-range power shift. Power shift controlled by foot buttons. |
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| Transmission | Power Director |
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| Type | partial power shift |
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| Gears | 20 forward and 4 reverse |
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| Oil capacity | 29.6 qts | 28.0 L |
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| (no label) | Five gears in two ranges (slow/fast) with two-range power shift. Power shift controlled by foot buttons. |
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| Transmission | Power Shift |
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| Type | partial power shift |
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| Gears | 12 forward and 2 reverse |
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| Oil capacity | 29.6 qts | 28.0 L |
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| (no label) | Six gears in two ranges. Power shift between gears in range. |
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Dimensions
Tires| Ag front | 11.00x16 |
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| Ag rear | 18.4x38 |
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| Ag front | 10.00x16 |
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| Ag front | 14Lx16 |
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| Ag rear | 24.5x32 |
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| Ag rear | 30.5x32 |
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| Ag rear | 20.8x34 |
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| Ag rear | 15.5x38 |
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| Ag rear | 16.9x38 |
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| Ag rear | 18.4x38 |
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| Ag rear | 20.8x38 |
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Dimensions| Wheelbase | 106 inches | 269 cm |
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| Length | 163 inches | 414 cm |
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| Width | 92.6 inches | 235 cm |
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| Width | 118.7 inches | 301 cm |
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| Clearance (front axle) | 21 inches | 53 cm |
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| Clearance (rear axle) | 28 inches | 71 cm |
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| Rear axle | 3.625 inch diameter | 92 mm |
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| Rear axle | 3.75 inch diameter | 95 mm |
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Weight| Shipping | 10,820 lbs | 4907 kg |
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| Operating | 11,700 lbs | 5307 kg |
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| Ballasted | 15,610 lbs | 7080 kg |
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Height| Steering wheel | 87 inches | 220 cm |
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| Hood | 68 inches | 172 cm |
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| Exhaust | 116 inches | 294 cm |
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