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Rare 1981 BMW Sauber M1 Group 5 Emerges as Singular Survivor of Endurance Racing Era

Summary by motorious.com
A rare 1981 BMW Sauber M1 Group 5, identified as chassis 81.M1R.01, remains a singular example of engineering ambition from a pivotal era in endurance racing. Developed during the winter of 1980–81 by Sauber Motorsport with BMW support, the car was one of only two M1 models specifically constructed to compete under Group 5 regulations.At the time, the M1 platform was already gaining recognition as a legitimate challenger to Porsche in internatio…
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motorious.com broke the news on Tuesday, April 21, 2026.
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