Compared with caterpillar tractor, roller tractor has a greater pressure on the soil.

The inflation pressure of traditional agricultural bias tire is generally between 140 and 230kpa, and 180kpa for the main specification. The inflation pressure of agricultural radial tire is generally between 160 and 240kpa, and 160kpa for the main specification. Compared with the traditional bias tire, the inflation pressure is reduced by 20kpa.