they could be about 6 months old. the weather we had over the winter, plus them not being cleaned/looked after could result in them going like this.
aslong as the shocks are fine and the threads arent seized then i dont see a problem.
as for changing the coilovers, dont need a compressor no.
put it think way. my and my mate had the suspension off one corner of my car changed over and back on in 15 mins
