caterpillar r3

Caterpillar R3 tractor photo
1934 - 1935 Agricultural Crawler tractor
1934 - 1935
Agricultural Crawler tractor
1934 - 1935
Agricultural Crawler tractor
1934 - 1935
Agricultural Crawler tractor
Nebraska Tractor Test 227
R3 fuel use from test 227
R3 fuel use from test 227
R3 fuel use from test 227
R3 fuel use from test 227
Nebraska Tractor Test 227
Gasoline 3-speed crawler September 26 - October 15, 1934 Link: Nebraska Tractor Test 227 file
Belt power (max)
41.99 hp 31.3 kW
Belt fuel use (max)
4.9 gal/hour 18.5 l/hour
Drawbar performance
Max power
34.44 hp 25.7 kW
Gear 2 used for power test.
Max pull
7,622 lbs 3457 kg
Gear 1 used for pull test.