These heavy-duty pneumatic casings are mounted on the powered axles of tractor-trailers, offering the traction obligatory for hauling substantial hundreds. They’re distinguished from steer tires, which information the car, and trailer tires, which help the non-powered axles of the trailer. A typical configuration entails 4 or extra of those specialised tires on the tractor’s drive axles.
Important for protected and environment friendly over-the-road transport, these parts bear the brunt of the car’s weight and energy. Their sturdy development and deep tread design are essential for grip, stability, and braking efficiency, particularly below difficult circumstances reminiscent of inclement climate or steep grades. Developments in supplies science and tire know-how have led to vital enhancements in sturdiness, gas effectivity, and load-carrying capability over time.