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Minneapolis-Moline ZA

Minneapolis-Moline ZA tractor
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The Minneapolis-Moline ZA is a row-crop tractor produced from 1949 to 1953 by Minneapolis-Moline in Minneapolis, Minnesota, USA. It features a 3.4L 4-cylinder gasoline engine producing an estimated 40.2 hp, a 5-speed unsynchronized gear transmission, and mechanical drum brakes. The tractor has several front-end variants including tricycle, standard, single wheel, adjustable wide, and industrial. It is designed for two-wheel drive with bull gear final drives and manual steering. The ZA is capable of pulling 2-3 14-inch plows and has a rear PTO rated at 540 rpm. Dimensions vary by variant, with wheelbases from 82 to 90.125 inches and weights ranging from 3750 to 4290 pounds. The tractor uses 6-volt electrical system with positive ground.
Minneapolis-Moline ZAtractorspecificationsenginetransmissiondimensionspowerrow-crop tractor
Power40 hp[B]
Founded1949 - 1953
ModelZA

Technical Specifications

Detailed specifications and technical data for Minneapolis-Moline ZA

Power

Plows:2-3 (14-inch)
Belt (tested):36.20 hp (27.0 kW)
Drawbar (tested):32.07 hp (23.9 kW)

Engine

Cooling:liquid-cooled
Cylinders:4-cylinder
Fuel tank:19 gal (71.9 L)
Fuel type:gasoline
Rated RPM:1500
Air cleaner:oil bath
Bore/Stroke:3.625x5.00 inches (92 x 127 mm)
Displacement:206 ci (3.4 L)
Engine model:Minneapolis-Moline 206B-4
Firing order:1-3-4-2
Oil capacity:7 qts (6.6 L)
Starter volts:6
Coolant capacity:15 qts (14.2 L)
Compression ratio:6.19:1

Variants

ZAE:adjustable wide front
ZAN:single front wheel
ZAS:standard front
ZAU:tricycle front
ZASI:industrial

Electrical

Ground:positive
Battery volts:6

Mechanical

Drive:Two-wheel drive
Brakes:Mechanical drum brakes
Steering:Manual steering
Final drives:bull gear
Operator station:Open operator station

Production

Type:Row-Crop tractor
Built in:Minneapolis, Minnesota, USA
Years produced:1949 - 1953

Belt Pulley

RPM:786
Speed:3,100 ft/min (944.88 meters/min)
Width:7 inches (17 cm)
Diameter:15.125 inches (38 cm)

Transmission

Type:unsynchronized gear
Gears:5 forward and 1 reverse
Clutch:dry disc

Serial Numbers

1949:0064900001 (ZAU), 0094900001 (ZAE), 0084900001 (ZAN)
1950:0065000001 (ZAU), 00600001 (ZAU), 0095000001 (ZAE), 00900001 (ZAE), 0085000001 (ZAN), 00800001 (ZAN)
1951:00605436 (ZAU), 00900374 (ZAE), 00800239 (ZAN)
1952:00609940 (ZAU), 00900577 (ZAE), 00800443 (ZAN)
1953:00900998 (ZAE), 00800619 (ZAN)
Final:00614658 (ZAU), 00901122 (ZAE), 00800620 (ZAN)

Dimensions & Tires

Weight:3750 to 4290 pounds
Operating:4,290 lbs (ZAU) (1945 kg)
Rear tire:11x38
Front tire:5.50x16
Rear tread:54 to 88 inches (137 to 223 cm)
ZAE Length:139.25 inches (353 cm)
ZAU Length:134.875 inches (342 cm)
ZAE Shipping:4,100 lbs (1859 kg)
ZAN Ag front:7.5x10
ZAU Shipping:3,750 lbs (1701 kg)
ZAE Wheelbase:90.125 inches (228 cm)
ZAU Wheelbase:82 inches (208 cm)
ZAE Front tread:56 to 88 inches (142 to 223 cm)
ZAU Front tread:7.75/12.875 inches (19/32 cm)
Ground clearance:25 inches (63 cm)
Height (steering wheel):78 inches (198 cm)

Power Take-off (PTO)

Rear PTO Type:540

Related Models

Minneapolis-Moline ZB

Model:ZB

Minneapolis-Moline ZTU

Model:ZTU