Allis Chalmers 7045 row-crop tractor: review and specs

The Allis Chalmers 7045 is a 2WD row-crop tractor manufactured by Allis Chalmers in West Allis, Wisconsin, USA from 1978 to 1981. The Allis Chalmers 7045 is equipped with a 7.0 L (426.0 cu·in) six-cylinder diesel engine and one of two transmissions: a partial power shift transmission with 20 forward and 4 reverse gears or a partial power shift transmission with 12 forward and 2 reverse gears.

The Allis Chalmers 7045 row-crop tractor used the Allis Chalmers 670T engine. It is a 7.0 L, 6,980 cm², (426.0 cu·in) six-cylinder turbocharged diesel engine with 108.0 mm (4.25 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 16.0:1. This engine produced 175.4 PS (129.0 kW; 173.0 HP) at 2,300 rpm of output power.

The Allis Chalmers 7045 is equipped with hydrostatic power steering, differential hydraulic wet discs brakes, Acousta-Cab or Four-post ROPS (optional), and 193.0 liters (51 US gal.; 42.5 Imp. gal) fuel tank.

Allis Chalmers 7045 Specifications

General Specifications
Model	Allis Chalmers 7045
Length	4,260 mm (167.7 in)
Width	2,420 mm (95.3 in)
Height (exhaust)	2,940 mm (115.7 in)
Wheel base	2,690 mm (105.9 in)
Weight	6,580 kg (14,506 lbs)
Fuel tank capacity	193.0 liters (51 US gal.; 42.5 Imp. gal)
Battery	12V
Cabin type	Acousta-Cab or Four-post ROPS (optional)
Engine
Engine model	Allis Chalmers 670T
Engine type	Four-stroke, liquid-cooled, inline
Cylinders	6
Fuel type	Diesel
Displacement	7.0 L, 6,980 cm², (426.0 cu·in)
Bore and stroke	108.0 mm X 127.0 mm (4.25 in X 5 in)
Compression ratio	16.0:1
Horsepower	175.4 PS (129.0 kW; 173.0 HP) at 2,300 rpm
Starter	Electric
Oil capacity:	18.0 L (19 US. qt, 15.8 Imp. qt.)
Coolant capacity:	29.3 L (31 US. qt, 25.8 Imp. qt.)

Transmission and chassis
Chassis	4×2 2WD
Steering type	Hydrostatic power
Brakes	Differential hydraulic wet discs
Final drive	Inboard planetary
Differential lock	Standard
Transmission model	Power Director
Transmission type	Partial power shift
Gears	20 forward and 4 reverse
Speed	Forward: 31.2 kmh (19.4 mph) Reverse: 14.0 (8.7 mph)
Transmission oil capacity	28.0 L (7.4 US. gal, 6.2 Imp. gal.)
Transmission model	Power Shift
Transmission type	Partial power shift
Gears	12 forward and 2 reverse
Speed	Forward: 30.7 kmh (19.1 mph) Reverse: 13.2 (8.2 mph)
Tires
Front tires	Ag: 11.00-16
Rear tires	Ag: 18.4-38

Three-Point Hitch
Caterogy	III/II
Control type	–
Lift capacity (at 610 mm /24 in)	3,030 kg (6,680 lbs)
PTO (Power take-off shaft)
Rear PTO type	Independent
Rear PTO speed	540/1,000 rpm
Hydraulic system
Hydraulic type	Closed center
Valves	2 or 3
Pump flow	22.0 gpm (83.3 lpm)
Steering flow	9.5 gpm (36.0 lpm)
Total flow	45.0 gpm (170.3 lpm)

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