Allis-Chalmers 7020 Specs ( 1978-1981 )
Production
| Description | Row-Crop tractor / Built in West Allis, Wisconsin, USA |
|---|---|
| Manufacturer | Allis Chalmers |
| Original price | $39,378 |
Engine
| Engine type | Allis Chalmers 4.9L 6-cyl diesel |
|---|---|
| Fuel tank | 51 gal (193.0 L) |
| Air cleaner | dry with pre-cleaner |
| Bore/Stroke | 3.875x4.25 inches (98 x 108 mm) |
| Compression | 16.25:1 |
| Coolant capacity | 26 qts (24.6 L) |
| Description | Allis Chalmers 649I / intercooled turbocharged diesel / 6-cylinder / liquid-cooled Inline |
| Displacement | 301 ci (4.9 L) |
| Firing order | 1-5-3-6-2-4 |
| Oil capacity | 20 qts (18.9 L) |
| Power | 146 hp (108.9 kW) |
| Rated RPM | 2300 |
| Starter volts | 12 |
| Drawbar (claimed) | 106 hp (79.0 kW) |
| Drawbar (tested) | 102.09 hp (76.1 kW) |
| PTO (claimed) | 123 hp (91.7 kW) |
| PTO (tested) | 123.85 hp (92.4 kW) |
Transmission
| Description | Four gears in two ranges (slow/fast) with two-range power shift. Power shift controlled by foot buttons. / Five gears in two ranges (slow/fast) with two-range power shift. Power shift controlled by foot buttons. / Six gears in two ranges. Power shift between gears in range. |
|---|---|
| Gears | 16 forward and 4 reverse / 20 forward and 4 reverse / 12 forward and 2 reverse |
| Oil capacity | 29.6 qts (28.0 L) / 29.6 qts (28.0 L) / 29.6 qts (28.0 L) |
| Transmission | Power Director / Power Director / Power Shift |
| Type | partial power shift / partial power shift / partial power shift |
| Transmission type | 16-speed partial power shift / 20-speed partial power shift / 12-speed partial power shift |
| Transmission type | 16-speed partial power shift / 20-speed partial power shift / 12-speed partial power shift |
Mechanical
| Description | Differential power wet disc brakes / Acousta cab standard with heat. Air-conditioning optional. Radio and eight-track player optional. |
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| Drive type | Two-wheel drive |
| Final drives | inboard planetary |
| Steering | hydrostatic power |
Hydraulics
| Pump flow | 22 gpm (83.3 lpm) |
|---|---|
| Steering flow | 9.5 gpm (36.0 lpm) |
| Total flow | 45 gpm (170.3 lpm) |
| Type | closed center |
| Valves | 2 or 3 |
Hitch
| Rear lift (at 24"/610mm) | 6,680 lbs (3030 kg) |
|---|---|
| Rear Type | 3/2 |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 |
Dimensions & Tires
| Ag front | 11.00x16 / 10.00x16 |
|---|---|
| Ag rear | 18.4x38 / 24.5x32 |
| Clearance (front axle) | 21 inches (53 cm) |
| Clearance (rear axle) | 28 inches (71 cm) |
| Length | 163 inches (414 cm) |
| Rear axle | 3.625 inch diameter (92 mm) / 3.75 inch diameter (95 mm) |
| Wheelbase | 106 inches (269 cm) |
| Width | 92.6 inches (235 cm) |
| Front tire | 11.00x16 |
| Rear tire | 18.4x38 |
| Weight | 10820 to 11700 pounds |
| Wheelbase | 106 inches (269 cm) |
7020 Serial Numbers
| 1978 | 1317 |
|---|---|
| 1979 | 2732 |
| 1980 | 3842 |
| 1981 | 4710 |
| Description | FAQ: How to read a serial number table. |
| Location: | Above PTO shield |
Allis Chalmers 7020 Height
| Exhaust | 116 inches (294 cm) |
|---|---|
| Hood | 68 inches (172 cm) |
| Steering wheel | 87 inches (220 cm) |
Allis Chalmers 7020 Weight
| Ballasted | 15,610 lbs (7080 kg) |
|---|---|
| Operating | 11,700 lbs (5307 kg) |
| Shipping | 10,820 lbs (4907 kg) |
Allis Chalmers 7020 attachments
| Description | front-end loader |
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Nebraska Tractor Test 1259
| Description | Diesel Power shift 2WDOctober 10 - 21, 1977Link: Nebraska Tractor Test 1259 file / PTO performance / Drawbar performance / Gear 1F used for power test. / Gear 2S used for pull test. |
|---|---|
| Fuel use | 7.8 gal/hour (29.5 l/hour) / 7.7 gal/hour (29.1 l/hour) / 7.8 gal/hour (29.5 l/hour) |
| Max power | 101.89 hp (76.0 kW) |
| Max pull | 12,001 lbs (5443 kg) |
| Power at rated engine speed | 123.79 hp (92.3 kW) |
| Power at rated PTO speed | 123.50 hp (92.1 kW) |
Nebraska Tractor Test 1260
| Description | Diesel Power Director 2WDOctober 10 - 21, 1977Link: Nebraska Tractor Test 1260 file / PTO performance / Drawbar performance / Gear 4SL used for power test. / Gear 2SL used for pull test. |
|---|---|
| Fuel use | 7.8 gal/hour (29.5 l/hour) / 7.8 gal/hour (29.5 l/hour) / 7.8 gal/hour (29.5 l/hour) |
| Max power | 102.09 hp (76.1 kW) |
| Max pull | 11,964 lbs (5426 kg) |
| Power at rated engine speed | 123.85 hp (92.4 kW) |
| Power at rated PTO speed | 125.51 hp (93.6 kW) |
References
| Description | Loaders - picking up where the others leave off published in 1979, by Allis Chalmers / 7080/7060/7045/7020 - All Four, Big Power published in 1978, by Allis Chalmers / 7080/7060/7045/7020 - The Power Squadron published in 1980, by Allis Chalmers / 7080/7060/7045/7020/7010 - The Power Squadron published in 1981, by Allis Chalmers / 7020 - The bright new addition to the Rising Power Family. published in 1977, by Allis Chalmers |
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Speeds
| Description | With 18.4x38 rear tires. / With 18.4x38 rear tires. / With 15.5x38 rear tires. |
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Tractor Tests
| Description | NTTL 1259: diesel Power shift 2WD / NTTL 1260: diesel Power Director 2WD |
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