A bias ply tire on a heavy-duty vehicle is best suited for what type of application?

A bias ply tire is designed with layers of cord that run diagonally from bead to bead, creating a flexible construction that is suitable for certain conditions. This construction allows bias ply tires to excel in applications where there may be lower speeds and lower loads.

In heavy-duty operations, where vehicles often encounter rough terrain and uneven surfaces, the flexibility of bias ply tires can provide better ride comfort and improved traction under these specific circumstances. They are also more durable when dealing with the types of loads and conditions found in lower-speed applications, such as off-road driving or agricultural uses.

Additionally, bias ply tires generally do not handle heat as well as radial tires, which makes them unsuitable for high-speed applications, where the potential for overheating and fatigue could lead to failure. As such, the characteristics of bias ply tires align best with low-speed and lower load situations, making them the ideal choice for these types of applications.