A good blogger's dozen of them have been commissioned for BMW over the years, and every one of them has remained in the company's private collection. Except one. That one is the M1 Procar you see ...

this unique concept was a tribute to the M1, the model that started BMW’s family of M cars or, at least, is commonly thought to have done so. The first M actually came from South Africa.

When BMW released the M1 in 1978, it was a drastic departure from what people expected from the automaker. With wedge-like proportions, funky Campagnolo alloy wheels, and a mid-mounted engine ...