Allis-Chalmers 7040 Specs ( 1975-1977 )
Production
| Description | Row-Crop tractor / Built in West Allis, Wisconsin, USA |
|---|---|
| Manufacturer | Allis Chalmers |
| Original price | $24,550 |
Engine
| Engine type | Allis Chalmers 7.0L 6-cyl diesel |
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| Bore/Stroke | 4.25x5.00 inches (108 x 127 mm) |
| Compression | 16:1 |
| Coolant capacity | 31 qts (29.3 L) |
| Description | Allis Chalmers 3500 Mark II / turbocharged diesel / 6-cylinder / liquid-cooled |
| Displacement | 426 ci (7.0 L) |
| Oil capacity | 19 qts (18.0 L) |
| Pre-heating | ether |
| Rated RPM | 2300 |
| Starter volts | 12 |
| Drawbar (claimed) | 117 hp (87.2 kW) |
| Drawbar (tested) | 114.34 hp (85.3 kW) |
| PTO (claimed) | 136 hp (101.4 kW) |
| PTO (tested) | 136.49 hp (101.8 kW) |
Transmission
| Description | Five gears, plus reverse, with two ranges (fast/slow) and high-low power shift. Floor-mounted shifter selects gear, side-console lever selects range. Foot-operated buttons control the Power Director power shift. / Six gears in two ranges (slow/fast). Clutchless power shift between gears. |
|---|---|
| Gears | 20 forward and 4 reverse / 12 forward and 2 reverse |
| Transmission | Power Director / Power Shift |
| Type | partial power shift / partial power shift |
| Transmission type | 20-speed partial power shift / 12-speed partial power shift |
| Transmission type | 20-speed partial power shift / 12-speed partial power shift |
Mechanical
| Description | Differential hydraulic wet disc brakes / Acousta cab standard with heater, air-conditioning optional. Optional radio and 8-track tape player. Four-post ROPS canopy optional. |
|---|---|
| Differential lock | power standard |
| Drive type | Two-wheel drive |
| Steering | hydrostatic power |
Capacity
| Fuel | 51 gal (193.0 L) |
|---|---|
| Hydraulic system | 24.1 gal (91.2 L) |
Hydraulics
| Capacity | 24.1 gal (91.2 L) |
|---|---|
| Pump flow | 22 gpm (83.3 lpm) |
| Total flow | 45 gpm (170.3 lpm) |
| Type | closed center |
| Valves | 2 or 3 |
Hitch
| Rear Type | III/II |
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PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 |
Electrical
| Battery volts | 12 |
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| Charging system | alternator |
Dimensions & Tires
| Ag front | 11.00-16 / 10.00-16 |
|---|---|
| Ag rear | 18.4-38 / 20.8-38 |
| Ballasted weight | 17,380 lbs (7883 kg) |
| Clearance (front axle) | 22.4 inches (56 cm) |
| Clearance (rear axle) | 28 inches (71 cm) |
| Front tread | 62 to 88 inches (157 to 223 cm) |
| Length | 173.6 inches (440 cm) |
| Operating weight | 11,700 lbs (5307 kg) |
| Rear tread | 64 to 91 inches (162 to 231 cm) |
| Wheelbase | 106 inches (269 cm) |
| Width | 95.5 inches (242 cm) |
| Front tire | 11.00-16 |
| Rear tire | 18.4-38 |
| Weight | 11,700 lbs (5307 kg) |
| Wheelbase | 106 inches (269 cm) |
7040 Serial Numbers
| 1975 | 1303 |
|---|---|
| 1976 | 4089 |
| 1977 | 6839 |
| Description | FAQ: How to read a serial number table. |
| Location: | Above PTO shield |
Allis Chalmers 7040 Height
| Exhaust | 116 inches (294 cm) |
|---|---|
| Hood | 68 inches (172 cm) |
| Steering wheel | 87 inches (220 cm) |
Allis Chalmers 7040 attachments
| Description | front-end loader |
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Nebraska Tractor Test 1166
| Description | Diesel Power Director 2WDOctober 29 - November 7, 1974Link: Nebraska Tractor Test 1166 file / PTO performance / Drawbar performance / Gear 4SL used for power test. / Gear 2SL used for pull test. |
|---|---|
| Fuel use | 9.0 gal/hour (34.1 l/hour) / 9.0 gal/hour (34.1 l/hour) / 8.8 gal/hour (33.3 l/hour) |
| Max power | 114.23 hp (85.2 kW) |
| Max pull | 13,619 lbs (6177 kg) |
| Power at rated engine speed | 136.49 hp (101.8 kW) |
| Power at rated PTO speed | 136.26 hp (101.6 kW) |
Nebraska Tractor Test 1196
| Description | Diesel power shift 2WDNovember 3 - 20, 1975Link: Nebraska Tractor Test 1196 file / PTO performance / Drawbar performance / Gear 1H used for power test. / Gear 2L used for pull test. |
|---|---|
| Fuel use | 8.9 gal/hour (33.7 l/hour) / 8.8 gal/hour (33.3 l/hour) / 8.8 gal/hour (33.3 l/hour) |
| Max power | 114.34 hp (85.3 kW) |
| Max pull | 13,547 lbs (6144 kg) |
| Power at rated engine speed | 136.30 hp (101.6 kW) |
| Power at rated PTO speed | 136.15 hp (101.5 kW) |
References
| Description | Loaders - picking up where the others leave off published in 1979, by Allis Chalmers / 7040/7060/7080 - The Rising Power in Farming published in 1976, by Allis Chalmers |
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Speeds
| Description | With 18.4x38 rear tires. / With 18.4x38 rear tires. |
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Tractor Tests
| Description | NTTL 1166: diesel Power Director 2WD / NTTL 1196: diesel power shift 2WD |
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