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.
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