Allis Chalmers 7000

1975 - 1979

7000 Series

Row-Crop tractor

Manufacturer

Allis Chalmers

Row-Crop tractor

Built in 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 4.9L 6-cyl diesel

12-speed partial power shift

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

Two-wheel drive

Power steering

Differential dry disc brakes

Acousta-Cab optional. Acousta-Cab II on black chassis models.

Fuel

37 gal 140.0 L

Hydraulic system

7 gal 26.5 L

Rear diff.

32 qts 30.3 L

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

Rear Type

II

Rear PTO

independent

Rear PTO Type

1000

540/1000

Engine RPM

540@2200

1000@2200

Wheelbase

106 inches 269 cm

Weight

9350 to 9550 pounds

Front tire

10.00-16

Rear tire

18.4x38

Ground

negative

Batteries

1

2 OptOptional

Battery volts

12

Battery AH

95

Loaders - picking up where the others leave off published in 1979, by Allis Chalmers

7000 - Looks, act, sounds like its bigger brothers. published in 1975, by Allis Chalmers

7000 - Turbocharged Workhorse That Keeps Its Cool published in 1978, by Allis Chalmers

Operator's Manual 7000 (260623) published in 1975

Manufacturer

Allis Chalmers 2900

Configuration

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 (hot) 0.381 mm

Exhaust valve clearance

0.015 inches (hot) 0.381 mm

Oil capacity

16 qts 15.1 L

Oil change

100 h

Manufacturer

Allis Chalmers 649T

Configuration

turbocharged diesel, 6-cylinder, liquid-cooled

The black-chassis model 7000 engine was designed the 649T, with several internal changes over the 2900 including new Bosch injectors and oil cooling jets. Rated power did not change.

Displacement

301 ci 4.9 L

Bore/Stroke

3.875x4.25 inches 98 x 108 mm

Compression

16.25:1

Rated RPM

2200

Firing order

1-5-3-6-2-4

Starter volts

12

Coolant capacity

22.5 qts 21.3 L

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.

Type

partial power shift

Gears

12 forward and 3 reverse

Four forward gears and one reverse combined with three-range power shift between low, direct, and overdrve. The black-chassis Allis 7000 used a new hydraulic wet clutch and torque limiter. A combination clutch/inching pedal put the transmission into low range when depressed.

Ag front

10.00-16

Ag rear

18.4x38

Ag front

7.5-15

9.5L-15

11L-15

Ag rear

12.4-42

15.5-38

16.9-34

16.9-38

18.4-34

23.1-30

20.8-34

18.4-38

23.1-26

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

3.25 by 88.5 inches 82 by 2247 mm

Rear axle

3.25 by 116 inches 82 by 2946 mm (long axle)

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)

Shipping

9350 lbs 4241 kg

Operating

9550 lbs 4331 kg

Ballasted

12580 lbs 5706 kg

Steering wheel

88 inches 223 cm

Hood

69 inches 175 cm

Exhaust

113 inches 287 cm

Diesel 12-speed 2WD November 8 - 20, 1975 Link: Nebraska Tractor Test 1195 file

PTO performance

Power at rated engine speed

106.44 hp 79.4 kW

Fuel use

6.8 gal/hour 25.7 l/hour

Power at rated PTO speed

105.85 hp 78.9 kW

Fuel use

6.7 gal/hour 25.4 l/hour

Drawbar performance

Max power

89.46 hp 66.7 kW

Fuel use

6.8 gal/hour 25.7 l/hour

Gear 3-I used for power test.

Max pull

9,907 lbs 4493 kg

Gear 2-L used for pull test.