Allis Chalmers 7030: all source data
All 52 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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| Total built | 3,396 |
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| Original price | $17,035 |
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Engine| (no label) | Allis Chalmers 7.0L 6-cyl diesel |
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Transmission| (no label) | 20-speed partial power shift |
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Power| Drawbar (claimed) | 110 hp | 82.0 kW |
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| PTO (claimed) | 130.98 hp | 97.7 kW |
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| Drawbar (tested) | 110.29 hp | 82.2 kW |
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| PTO (tested) | 130.98 hp | 97.7 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Final drives | planetary |
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| Differential lock | hydraulic rear |
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| (no label) | Power steering |
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| (no label) | Differential hydraulic wet discs brakes |
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| (no label) | Cab optional |
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Hydraulics| Type | closed center |
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| Pump flow | 22 gpm | 83.3 lpm |
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| Pump flow | 13.5 gpm (transmission) | 51.1 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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Pto| Rear PTO | independent |
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| Rear PTO Type | 540/1000 (1.375) |
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Dimensions| Wheelbase | 106 inches | 269 cm |
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| Weight | 12430 lbs | 5638 kg |
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| Front tire | 11.00-16 |
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| Rear tire | 20.8-38 |
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Engine
Engine detail| (no label) | Allis Chalmers 3500 Mark II |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 426 ci | 7.0 L |
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| Bore/Stroke | 4.25x5.00 inches | 108 x 127 mm |
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| Air cleaner | dry |
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| Compression | 16:1 |
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| Rated RPM | 2300 |
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| Starter volts | 12 |
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Transmission
Transmission| Transmission | Allis-Chalmers Power Director XX |
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| Type | partial power shift |
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| Gears | 20 forward and 4 reverse |
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| (no label) | The Power Director provides five gears (1-5) in two ranges (slow-fast) with a two-speed power shift (low-high). |
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Dimensions
Tires| Ag front | 11.00-16 |
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| Ag rear | 20.8-38 |
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Dimensions| Wheelbase | 106 inches | 269 cm |
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| Length | 163 inches | 414 cm |
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| Width | 95.5 inches | 242 cm |
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| Height | 116 inches | 294 cm |
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| Operating weight | 12430 lbs | 5638 kg |
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| Ballasted weight | 16560 lbs | 7511 kg |
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| Bar rear axle (Bar) | 3.62 inch diameter | 91 mm |
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