Porsche 2012 911 GT3 CUP Technical Manual page 112

7.1.1.2. Centre lock special tools
Safety plate
Centre lock wheel nut
Slide safety plate on centre lock wheel nut, in case the safety

plate lugs do not grasp the hollows in the hub remove safety
plate and slide it back on the nut in a different position (turn the
safety plate counter- or clockwise) by doing this check if the
safety plate lugs grasp the hollows in the hub, if the lugs do not
grasp the hollows in the hub identify the position of the safety
plate which requires the least retightening of the centre lock
wheel nut
 Only use Optimoly HT–Paste (copper paste) when lubricating the
area of the centre lock
Wrench socket wheel nut:
Wrench socket centre lock wheel nut:
Wheel hub
996.721.573.9A
996.721.571.9A
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