When is a locking differential particularly useful?

A locking differential is especially beneficial when navigating through challenging terrains such as mud, sand, or gravel. This feature allows both wheels on an axle to rotate at the same speed, which enhances traction in slippery or uneven surfaces. In scenarios where one wheel may be spinning without gaining grip, the locking differential directs power to the wheel that has better traction, providing improved control and stability. This is crucial for off-roading situations where you need maximum grip to move over obstacles or through low-friction environments.

In contrast, conditions like high-speed highway travel or driving on flat surfaces do not typically require the advantages of a locking differential, as traction is generally consistent and both wheels function effectively without additional assistance. City traffic, with its frequent stops and starts, also does not benefit from the functionality of a locking differential, as typical urban driving conditions rarely challenge wheel traction to the extent that a locking mechanism is necessary.