Illinois CDL Practice Exam.

Improper weight distribution can lead to excessive tire wear and negatively impact handling because it places unequal stress on the tires and suspension components. When weight is not evenly distributed across the axles, it can cause certain tires to bear more weight than others, leading to accelerated wear on those tires. This uneven wear can decrease the lifespan of the tires and may result in a loss of grip, especially in adverse weather conditions. Additionally, improper weight distribution can adversely affect the vehicle's handling characteristics, making it more difficult to steer and maneuver effectively. By causing instability, it can lead to difficulties in braking and increase stopping distances, thereby enhancing the risk of accidents. Proper weight distribution is essential for maintaining balance and control while driving, which is especially crucial for larger vehicles such as commercial trucks that require precise handling under load.