The function of the differential lock in a tractor is:
Pick an answer to test yourself
The correct answer: To assist in getting free when one of the wheels sinks or slips.
The differential lock in a tractor helps it get free when one of the wheels sinks or slips. It is not a braking aid, it does not keep direction on a straight road, and it does not stop skidding in a sharp turn.
This question appears in the theory test for license:1 · tractor
