AMG I 5-spoke monoblock alloy wheels with a 5x112 mm bolt pattern
Front wheels: OE p/n 66031008, wheel offset=ET25, 8.5JX18 , tire (245 or 255/40ZR18)
Rear wheels: OE p/n 66031009, wheel offset=ET23, 9.5JX18 , tire (275 or 285/35ZR18)
Note: the AMG 1 monoblock came with the AMG Sport SL1 option package from MY 97-00 and standard on the MY 01-02 SL500. The two piece AMG 1 came standard on the SL600 in the US.