The measurements are of an M3 CSL with stock (OEM) suspension and were done by me

Ground clearance on the front jack support point : 11.5cm
Ground clearance on the rear jack support point : 13.5cm

Front wheel center to arch distance (static load) : 35cm
Front wheel center to arch distance (suspension fully extended) : 45.5cm

Rear wheel center to arch distance (static load) : 34.5cm
Rear wheel center to arch distance (suspension fully extended) : 45cm

Front suspension static compression :10.5cm // from overall travel 18cm
Rear suspension static compression : 11.5cm // from overall travel 18cm