Audi’s New Composite Coil Spring Shaves Weight, Enhances “Vibrational Comfort”

Keen on trimming weight wherever and however it can, Audi has teamed up with an Italian supplier to develop a lightweight coil spring made of fiberglass-reinforced polymer (GFRP). Set to debut in a yet-unnamed “upper mid-size model” sometime this year, the spring is easily differentiated from typical steel springs by its light green color, slightly […]



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