Allis Chalmers 7000
Type: Row-crop Tractors
Contents:
Production | |
| Manufacturer: | Allis Chalmers |
| Type: | Row-Crop tractor |
| Factory: | West Allis, Wisconsin, USA |
| Total built: | 7,264 |
| Original price: | $24,860 |
| The Allis model 7000 had two versions, the early maroon (or brown) chassis and the later black chassis. The switch occured in 1978, with serial number 8000 as the first black chassis tractor. The black-chassis featured a new transmission design and new cab. | |
Allis Chalmers 7000 Power | |
| Drawbar (claimed): | 89 hp 66.4 kW |
| PTO (claimed): | 106 hp 79.0 kW |
| Drawbar (tested): | 89.46 hp 66.7 kW |
| PTO (tested): | 106.44 hp 79.4 kW |
Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | power |
| Brakes: | differential dry disc |
| Cab: | Acousta-Cab optional. Acousta-Cab II on black chassis models. |
| Transmission: | 12-speed partial power shift |
Capacity | |
| Fuel: | 37 gal 140.0 L |
| Hydraulic system: | 7 gal 26.5 L |
| Rear diff.: | 32 qts 30.3 L |
Hydraulics | |
| Type: | open center |
| Capacity: | 7 gal 26.5 L |
| Valves: | 1 |
| Pump flow: | 21 gpm 79.5 lpm |
| Total flow: | 25 gpm 94.6 lpm |
Tractor hitch | |
| Rear Type: | II |
Power Take-off (PTO) | |
| Rear PTO: | independent |
| Rear RPM: | 1000 |
| 540/1000 | |
| Engine RPM: | 540@2200 1000@2200 |
7000 Serial Numbers | |
| Location: | Serial number stamped on the right rear of the Allis 7000 differential housing, near the right lift cylinder. |
| 1975: | 1001 |
| 1976: | 1648 |
| 1977: | 5036 |
| 1978: | 6373 |
| 1979: | 8963 |
| Final: | 9503 |
Electrical | |
| Ground: | negative |
| Batteries: | 1 |
| 2 (optional) | |
| Battery volts: | 12 |
| Battery AH: | 95 |
Engine Detail | |
| Allis Chalmers 2900 | |
| turbocharged diesel | |
| 6-cylinder | |
| liquid-cooled | |
| The 2900 engine was used on the maroon-chassis Allis 7000, until serial number 8000 in 1978. | |
| Displacement: | 301 ci 4.9 L |
| Bore/Stroke: | 3.875x4.25 inches 98 x 108 mm |
| Air cleaner: | dry |
| Compression: | 16.25:1 |
| Rated RPM: | 2200 |
| Idle RPM: | 775-2465 |
| Firing order: | 1-5-3-6-2-4 |
| Starter volts: | 12 |
| Coolant capacity: | 22.5 qts 21.3 L |
| Coolant change: | 2000 h |
| Intake valve clearance: | 0.015 inches 0.381 mm (hot) |
| Exhaust valve clearance: | 0.015 inches 0.381 mm (hot) |
Transmission | |
| Transmission: | Power Director |
| Type: | partial power shift |
| Gears: | 12 forward and 3 reverse |
| Clutch: | 12-inch dry disc (main) |
| 7-inch wet discs (power shift) | |
| Oil capacity: | 26 qts 24.6 L |
| Four forward gears and one reverse combined with three-range power shift between low, direct, and overdrve. Used on the maroon-chassis model 7000. Power shift was similar to the Allis Power-Director system, with a third clutch added to provide an overdrive. | |
Dimensions | |
| Wheelbase: | 106 inches 269 cm |
| Length: | 183 inches 464 cm |
| Clearance (front axle): | 24 inches 60 cm |
| Clearance (rear axle): | 29 inches 73 cm |
| Rear axle: | 88.5 inch length 2247 mm |
| Rear axle: | 116 inch length 2946 mm |
| Front tread: | 62 to 86 inches 157 to 218 cm |
| Rear tread: | 64 to 85 inches 162 to 215 cm |
| Rear tread: | 64 to 112 inches 162 to 284 cm (long axle) |
