Caterpillar Sixty

The Caterpillar Sixty is a tractor produced by Caterpillar. It is equipped with a 1128.2 ci 18.5 L engine. The rated power output is 73 hp 54.4 kW. Transmission: 3 forward and 1 reverse. Drive type: crawler. Operating weight: 19,000 lbs 8618 kg.

Overview

	1925 - 1931 Agricultural Crawler tractor
1925 - 1931
Agricultural Crawler tractor

Production
Manufacturer	Caterpillar
Agricultural Crawler tractor
Factories	San Leandro, California, USA
	Peoria, Illinois, USA
Original price was $4,000 in 1931
The Caterpillar model Sixty was based on the Best Sixty, which had been in production since 1921.

Caterpillar Sixty Engine
Caterpillar 18.5L 4-cyl gasoline
Engine details ...

Caterpillar Sixty Transmission
3-speed gear
Transmission details ...

Caterpillar Sixty Power
Drawbar (claimed)	40 hp 29.8 kW
Belt (claimed)	73 hp 54.4 kW
Belt (tested)	73 hp 54.4 kW
Performance test details ...

Mechanical
Drive	crawler
Open operator station.

Dimensions & Tracks
Weight	19,000 lbs 8618 kg
Tracks
Full dimensions and tracks ...

Belt Pulley
Diameter	16 inches 40 cm
Width	10 inches 25 cm
RPM	650
Speed	2640 ft/min 804.67 meters/min

Engine

Engine Detail — 1128.2 ci / 18.5 L Gasoline

Manufacturer	Caterpillar
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled
Displacement	1128.2 ci 18.5 L
Bore/Stroke	6.50x8.50 inches 165 x 216 mm
Rated RPM	650

Transmission

Transmission — 3 forward and 1 reverse gear

Type	gear
Gears	3 forward and 1 reverse

Dimensions

Caterpillar Sixty Tracks

Dimensions
Length	156 inches 396 cm
Width	95 inches 241 cm
Height	78 inches 198 cm
Weight	19,000 lbs 8618 kg

Tests

Nebraska Tractor Test 105
Gasoline 3-speed crawler September 15 - 29, 1924 Link: Nebraska Tractor Test 105 file
Belt power (max)	73 hp 54.4 kW
Drawbar performance
Max pull	12,360 lbs 5606 kg

Photos

Caterpillar Sixty

Caterpillar Sixty, rear view.

Caterpillar Sixty operator station and controls.