High-Performance wheels for exotic cars

FORMULA 43 is a dedicated manufacturer of aftermarket automotive wheels. Using decades of experience with modular and mono-block wheel manufacturing in the automotive wheel industry, we are able to produce the highest level of custom modular wheels for pro teams and drivers to most modern sports car applications.
Formula 43 wheels on Porsche GT3

Competition Shifter

FORMULA 43 is able to offer the latest 21st century wheel designs that feature new exclusive updates which result in improved strength, stiffness and weight savings.

The production of Formula 43, 3 piece wheels made from forged aluminum, is done with various methods and equipment including rim spinning, milling, powder coating and polishing all in house at our facility in Livonia, Michigan.

FORMULA 43 was formed in 2010 by Company President and Owner, Ralf Guennewig who has decades of experience in metal spinning.  Having trained on world renowned German Metal Spinning Equipment, Ralf has brought his knowledge of “Spin-forming” and German Engineering to the US.  His involvement in developing the latest manufacturing methods for cast, forged and 2 & 3 piece rim halves is what makes Formula 43 a success.

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