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Farmall 140 Tractor Specs, Parts, and Serial Numbers (1958-1981)

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Farmall 140 Tractor Specs Parts Serial Number
Farmall 140 Tractor Specs Parts Serial Number
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Part # Farmall 140 Tractor Specs Parts Serial Number

Description:

Serial Number Location

The serial number plate for the Farmall 140 is located on the left-hand side of the transmission housing, just below the operator’s seat. Use this number to determine the year of manufacture and ensure accurate parts selection.


Specifications

Feature Specification
Years Manufactured 1958 – 1981
Fuel Type Gasoline
Engine Model C-123 Vertical Inline
Displacement 122.7 cubic inches
Engine Horsepower 21 HP
PTO Horsepower 23 HP
Transmission 4 forward speeds, 1 reverse
Operating Weight 3,030 lbs

Serial Numbers by Year

Year Serial Range
1958 #501 – #2010
1959 #2011 – #8081
1960 #8082 – #11167
1961 #11168 – #16636
1962 #16637 – #21180
1963 #21181 – #25386
1964 #25387 – #28407
1965 #28408 – #31284
1966 #31285 – #34817
1967 #34818 – #37351
1968 #37352 – #39905
1969 #39906 – #42299
1970 #42300 – #44423
1971 #44424 – #46604
1972 #46605 – #48506
1973 #48507 – #50719
1974 #50720 – #54272
1975 #54273 – #57772
1976 #57773 – #60838
1977 #60839 – #63110
1978 #63111 – #64543
1979 #64544 – #65975
1980 #65976 – #67410
1981 #67411 and later

Key Features

  • Proven C-123 Gasoline Engine – Simple, reliable power ideal for row crops, mowing, and utility tasks

  • Compact 4-Speed Transmission – Offers solid torque and gear flexibility for low-speed precision or general hauling

  • Balanced, Lightweight Build – At just over 3,000 lbs, it’s easy to maneuver in tight spaces and small plots

  • Durability for Generations – A long production run (1958–1981) means strong support and part availability


Common Replacement Parts

Find Farmall 140 parts at Broken Tractor:

Engine

  • Gaskets, pistons, rebuild kits, spark plugs, oil pumps, and carburetors for the C-123

Transmission & Clutch

  • Shift forks, clutch discs, pressure plates, seals, and bearings

Electrical

  • Starters, alternators, voltage regulators, switches, and harnesses

Cooling & Fuel

  • Radiators, water pumps, fuel tanks, hoses, and sediment bowls

Steering & Axle

  • Spindles, tie rods, steering boxes, front axle pins and bushings


Maintenance Tips

Task Suggested Interval
Oil Change Every 100 hours or annually
Air Filter Cleaning Monthly or after dusty use
Fuel System Flush Annually
Coolant Flush Every 2 years
Grease Fittings Weekly or before heavy use
Out of Stock

This item is OUT OF STOCK and must be special ordered.
Please call us to check availability.

Can’t Find What You’re Looking For?

Our knowledgeable staff will be happy to help you with any of your tractor, backhoe, dozer, or engine parts needs.

1-800-909-7060 Parts Request Form

Shipping & Return Policy

Do you need your part quickly? You're in luck! We have warehouses all over the country to ensure a quick and easy delivery time. Most of our parts ship from our warehouses the same day you place your order. And many times, orders are delivered in Two to Three days.

Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.

Did you accidentally purchase the incorrect part? We offer returns and exchanges here at Broken Tractor. To proceed with a return, please call us toll free, and we will provide you with return authorization and a step by step return process for your convenience. We are more than happy to help you exchange your part for the correct one! Give us a call at 1-800-909-7060 and we would be pleased to help you.

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