As the frame doesn't come with a shock I was thinking of picking up one of these:At that sort of price it won't hurt if you end up with spares. Are you using a manitou shock? Because they won't be much use with a fox
Manitou McLeod Rear Shock | Chain Reaction
Manitou McLeod Rear Shock - Lowest Prices and FREE shipping available from The World's largest online bike store - Chain Reaction Cycles
www.chainreactioncycles.com
That GT obviously didn't ship with the McLeod, I just don't want to be caught out looking for something really obscure because that shock can't be made to fit.
My parts knowledge doesn't extend to how proprietary shock mounting hardware is for both frame and shock.
In the Q&A on CRC they suggest that Fox parts fit Manitou:
Just annoying that the GT document specifies part numbers, but not specific sizes.