The ATC M-3 Terratrac is an industrial tractor model with a rated output of 43 hp, making it one of the more compact options in its class. This model was produced between 1953 and 1956. It features a 4-cylinder petrol liquid-cooled engine, which powers a tracked undercarriage with a 3-speed gearbox, and has a listed weight of 2866 kg. The M-3 Terratrac is designed for use on areas of up to 200 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
43 hp
Weight
2866 kg
Catalogue coverage
Variants represented
2
Richest spec table
38 rows
Recorded power
43 hp
Recorded weight
2866 kg
Transmissions
3-speed gear
Production years
1953-1956
Verified variants
0
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Overview
ManufacturerATCReference
Industrial Crawler tractorReference
Built in Churubusco, Indiana, USAReference
DrivecrawlerReference
Open operator station. Optional FOPS and cab.Reference
Engine
Continental 2.7L 4-cyl gasolineReference
Engine31.7 kWReference
Continental FA162Reference
gasolineReference
4-cylinderReference
liquid-cooledReference
Displacement2.7 LReference
Bore/Stroke87 x 111 mmReference
Power31.7 kWReference
Rated RPM1850Reference
Torque168.6 NmReference
Torque RPM1200Reference
StarterelectricReference
Starter volts6Reference
Transmission
3-speed gearReference
TypegearReference
Gears3 forward and 1 reverseReference
Dimensions
Weight2866 kgReference
12-inch tracksReference
Operating weight2866 kgReference
Ground clearance35 cmReference
Gauge121 cmReference
Gauge152 cmReference
M-3 Serial Numbers
1953M3-001Reference
1954M3-006Reference
1955M3-062Reference
1956M3-178Reference
FinalM3-299Reference
FAQ: How to read a serial number table.Reference
ATC M-3 Tracks
Width30 cmReference
Length on ground144 cmReference
Area on ground0.9 m²Reference
Ground pressure0.3 barReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
