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http://www.vxoc.org.uk/Images/vxoc%20ast...x.o.c.jpeg]
A quick how-to for fitting lowering springs to a GTC/VXR. These cars are fitted with the same suspension set-up as the Insignia VXR known as the Hi-Per Strut
Tools required
Trolley jack
Axle stand
E20 socket
T30, T40, T50 torx
8mm, 18mm, 19mm, 21mm, 24mm, 32mm sockets, through socket is best for the strut upper mount fixing
Locking wheel nut key
18mm, 21mm spanner
Hub puller
Ratchet
Breaker bar
Soft fac