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| Maybe it’s used to supply pressure to what looks like an actuator… (edit: nevermind, that looks like a small electric motor on the actuator, so….. what on the truck uses pressurized air?) |
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| Which allows the light bar to be angled up and down. |
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| Everything on this truck is super strong. Just check out the size of the trailing arms. The wire diameter of the springs is pretty thick too. I think that’s a rear sway bar attached at the end of the trailing arm. |
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| The upper spring and damper mount look like they would be strong enough to support a building. I imagine the cylinders are welded into the box sections to add stiffness while maintaining a relatively lightweight structure. |
