Sixty by Best

1919 - 1925

1919 - 1925 Agricultural Crawler tractor

Series:

Series:SixtySixty ↓

1925 - 1931

1925 - 1931
Agricultural Crawler tractor

Production

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

Caterpillar Sixty Power

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

Caterpillar Sixty Engine

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

Mechanical

Mechanical
Chassis:crawler
Cab:Open operator station.
Transmission:3-speed gear
Transmission details ...

Dimensions & Tracks

Dimensions & Tracks
Weight:19,000 lbs
8618 kg
72-inch tracks
Full dimensions and tracks ...

Belt Pulley

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

Production

Production Manufacturer:Best
Type:Agricultural Crawler tractor
Factory:San Leandro, CA

Best Sixty Power

Best Sixty Power Plows:9 (14-inch)
Drawbar (tested):56 hp
41.8 kW
Belt (tested):73 hp
54.4 kW
power test details ...

1919 - 1925

1919 - 1925
Agricultural Crawler tractor

Series:

Series:Sixty
Sixty ↓

Nebraska Tractor Test 76

Nebraska Tractor Test 76
Gasoline 2-speed crawler
May 6 - 24, 1921
Link: Nebraska Tractor Test 76 file
Belt power (max):56 hp
41.8 kW
Drawbar performance
Max power:50 hp
37.3 kW
Max pull:11,000 lbs
4989 kg

Nebraska Tractor Test 98

Nebraska Tractor Test 98
Gasoline 3-speed crawler
September 10 - 14, 1923
Link: Nebraska Tractor Test 98 file
Belt power (max):66 hp
49.2 kW
Drawbar performance
Max power:56 hp
41.8 kW
Max pull:11295 lbs
5123 kg

Nebraska Tractor Test 105

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:12360 lbs
5606 kg

Best Sixty Engine

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

1919 - 1925

1919 - 1925
Agricultural Crawler tractor

Series:

Series:Sixty
Sixty ↓

Engine Detail

Engine Detail
Best
gasoline
4-cylinder
liquid-cooled
Displacement:1128.2 ci
18.5 L
Bore/Stroke:6.50x8.50 inches
165 x 216 mm
Rated RPM:650

Mechanical

Mechanical Chassis:crawler
Cab:Open operator station.
Transmissions:2-speed gear
 3-speed gear
Transmission details ...

1919 - 1925

1919 - 1925
Agricultural Crawler tractor

Series:

Series:Sixty
Sixty ↓

Transmissions overview

Transmissions overview
2-speed gear
3-speed gear

Transmission

Transmission
Type:gear
Gears:2 forward and 1 reverse

Speeds

Speeds

Transmission

Transmission
Type:gear
Gears:3 forward and 1 reverse

Dimensions & Tracks

Dimensions & Tracks Weight:17500 lbs
7938 kg
72-inch tracks Full dimensions and tracks ...

1919 - 1925

1919 - 1925
Agricultural Crawler tractor

Series:

Series:Sixty
Sixty ↓

Best Sixty Tracks

Best Sixty Tracks
Size:72-inch tracks

Dimensions

Dimensions
Length:140 inches
355 cm
Width:90 inches
228 cm
Height:76.5 inches
194 cm
Weight:17500 lbs
7938 kg

Belt Pulley

Belt Pulley Diameter:16 inches
40 cm
Width:12 inches
30 cm
RPM:650
Speed:2720 ft/min
829.06 meters/min

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