Farmall M

Production ended · 2WD

PTO power · tested

36.1 hp

Weight
4,858 lb
Engines
2 Distillate · Gasoline
Built
270,140
Price new
no record

Power

Power specifications
Engineno record
PTO36.1 hp tested
Drawbar25 hp claimed
Drawbar, tested33.1 hp
Belt pulley31 hp claimed
Belt pulley, tested36.7 hp
Listed power38 hp PTO basis
Plows rated3

Engines

Engines fitted to the Farmall M
International Harvester 4.1L 4-cyl distillateDistillate · 4 cyl248 ci
International Harvester 4.1L 4-cyl gasolineGasoline · 4 cyl248 ci
Engine details
International Harvester 4.1L 4-cyl distillate
Bore × stroke
3.88 in × 5.25 in
Rated speed
1,450 rpm
Compression
4.75:1
Cooling
liquid-cooled vertical I-head
Firing order
1-3-4-2
International Harvester 4.1L 4-cyl gasoline
Bore × stroke
3.88 in × 5.25 in
Rated speed
1,450 rpm
Compression
5.65:1
Cooling
liquid-cooled vertical I-head
Firing order
1-3-4-2

Transmissions

Transmissions for the Farmall M
5-speed sliding gearsliding gear5F / 1R

Weight

Weight specifications
Weight4,858 lb shipping
Shipping4,858 lb
Ballasted6,770 lb

Dimensions

Dimensions specifications
Wheelbase88.5 in
Length133 in
Width84 in
Height78.3 in
Front tread, narrowest9.1 in
Front tread, widest9.1 in
Rear tread, narrowest52 in
Rear tread, widest88 in

Capacities

Capacities specifications
Fuel tank21 gal
Auxiliary fuel1 gal

Hydraulics

Hydraulics specifications
SystemLift-All
Pump flowno record
Pressure500 psi

Hitch

Hitch specifications
Rear lift capacityno record

PTO

PTO specifications
Rear PTO speeds540 (1.375)

Chassis

Chassis specifications
Drive2WD
SteeringManual steering
BrakesMechanical contracting band brakes
CabOpen operator station

Tires

Tires specifications
Front6.00-16
Rear11-38

Production

Production specifications
Total built270,140
FactoriesRock Island, Illinois, USA
Built byFarmall (a part of International Harvester)

Variants

  • MD diesel engine
  • MV high-crop
  • MDV diesel high-crop
  • AM Australian-built M, built 1949-1954
  • BM British-built M
  • W-6 standard-front
  • I-6 industrial

Serial numbers

Data plate on the left side of the engine area.

First serial number by year
YearFirst serial
1939FBK501
1940FBK7240
1941FBK25371
1942FBK50988
1943FBK60011
1944FBK67424
1945FBK88085
1946FBK105564
1947FBK122823
1948FBK151708
1949FBK180514
1950FBK213579
1951FBK247518
1952FBK290923
FinalFBK298218

Literature

  • Farmall Letter Series Tractors Lee Klancher
  • No. 30 Power Loader International Harvester
  • Farm Loaders International Harvester, 1962
  • Operator's Manual Farmall M and MV
  • General Line Catalog International Harvester, 1949

Attachments

  • front-end loader