You may have noticed semi trucks with long pieces of metal hanging down toward the ground -- this is a side skirt, and here's ...
12 个月
Krystal on MSNDoes Your Semi-truck Need a Wheel Alignment? Here Are 5 Ways to TellSemi-truck drivers must inspect the wheels and notice the early signs of poor alignment. A slight inward or outward tilt makes steering harder, increasing the risk of collisions. The wheel ...
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