Many AM rims are also heavier than the OEM rims. That means more unsprung weight at each corner, which adversely affects handling, braking, and fuel economy. Get the lightest, strongest wheels that you can find...those will be expensive, but worth it.
A forum community dedicated to Mercedes SLK owners and enthusiasts. Come join the discussion about your R170/R171/R172 SLK, or AMG performance, modifications, troubleshooting, maintenance, and more!