Brake disc, rear wheel

Dimensions	Standard		Heavy car
Outside diameter	278 mm	10,9 in	300 mm	11,8 in
Thickness (new)	10 mm	0,39 in	20 mm	0,79
Minimum permissible thickness	8.0 mm	0,32 in	18 mm	0,71 in
Maximum grinding depth	0.8 mm	0,032	0.8 mm	0,032 in
Minimum permissible thickness after grinding	8.5 mm	0,33 in	18.5 mm	0,73 in
Maximum runout (fitted)	0.08 mm	0,003 mm	0.08 mm	0,003 in
Maximum variation in thickness	0.015 mm	0,0006 in	0.015 mm	0,0006 in