{"text":"Is the shock on a truck oil filled? \n\nAn air cylinder like a car would have to be 4 or 5,000 psi. I suspect trucks use an oil damped spring but I'm not sure.\n ","videos":"[]","link":"{}","pics":"[{\"description\":\"\",\"height\":2016.0,\"name\":\"\",\"url\":\"\",\"width\":1512.0}]","canComment":true,"externalShare":false}